VPS 每 5 天巡检报告

US / 186.241.84.19 异常

影响：SSH/命令不可达; Hermes 已安装但 gateway 未运行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

systemd failed

最近日志错误

深度只读核查

ERROR:
ssh: connect to host 186.241.84.19 port 22: No route to host

AR / 129.146.59.53 关注

影响：journal 最近错误较多 39 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:443 users:(("nginx",pid=3578951,fd=23),("nginx",pid=3578950,fd=23),("nginx",pid=3578948,fd=23),("nginx",pid=3578947,fd=23),("nginx",pid=2434527,fd=23))
0.0.0.0:80 users:(("nginx",pid=3578951,fd=20),("nginx",pid=3578950,fd=20),("nginx",pid=3578948,fd=20),("nginx",pid=3578947,fd=20),("nginx",pid=2434527,fd=20))
0.0.0.0:22 users:(("sshd",pid=2433629,fd=3),("systemd",pid=1,fd=372))                                                                                         
[::]:443 users:(("nginx",pid=3578951,fd=22),("nginx",pid=3578950,fd=22),("nginx",pid=3578948,fd=22),("nginx",pid=3578947,fd=22),("nginx",pid=2434527,fd=22))
[::]:80 users:(("nginx",pid=3578951,fd=21),("nginx",pid=3578950,fd=21),("nginx",pid=3578948,fd=21),("nginx",pid=3578947,fd=21),("nginx",pid=2434527,fd=21))
[::]:22 users:(("sshd",pid=2433629,fd=4),("systemd",pid=1,fd=373))

systemd failed

最近日志错误

Jun 12 09:45:22 instance-20260423-0914 sshd[3515935]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 44816 ssh2 [preauth]
Jun 12 09:50:48 instance-20260423-0914 sshd[3517756]: error: maximum authentication attempts exceeded for root from 80.49.158.68 port 41312 ssh2 [preauth]
Jun 12 09:50:51 instance-20260423-0914 sshd[3517758]: error: maximum authentication attempts exceeded for root from 80.49.158.68 port 41804 ssh2 [preauth]
Jun 12 09:50:53 instance-20260423-0914 sshd[3517760]: error: maximum authentication attempts exceeded for root from 80.49.158.68 port 42244 ssh2 [preauth]
Jun 12 10:13:35 instance-20260423-0914 sshd[3525323]: error: maximum authentication attempts exceeded for invalid user edgardo from 213.209.159.56 port 41385 ssh2 [preauth]
Jun 12 10:53:35 instance-20260423-0914 sshd[3538796]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 53479 ssh2 [preauth]
Jun 12 11:06:23 instance-20260423-0914 sshd[3543074]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 25178 ssh2 [preauth]
Jun 12 11:23:00 instance-20260423-0914 sshd[3548603]: error: maximum authentication attempts exceeded for invalid user jajuan from 213.209.159.56 port 21740 ssh2 [preauth]
Jun 12 11:56:39 instance-20260423-0914 networkctl[3563304]: Interface "vethbe895e9" not found.
Jun 12 11:59:24 instance-20260423-0914 networkctl[3564995]: Interface "veth03934ca" not found.
Jun 12 12:01:48 instance-20260423-0914 networkctl[3565862]: Interface "vethed97a1b" not found.
Jun 12 12:01:48 instance-20260423-0914 networkctl[3565868]: Interface "veth79a1a09" not found.
Jun 12 12:02:27 instance-20260423-0914 networkctl[3566232]: Interface "vethb5f321f" not found.
Jun 12 12:02:27 instance-20260423-0914 networkctl[3566235]: Interface "veth27e9213" not found.
Jun 12 12:05:11 instance-20260423-0914 networkctl[3568357]: Interface "veth840e428" not found.
Jun 12 12:07:10 instance-20260423-0914 sshd[3569992]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 44178 ssh2 [preauth]
Jun 12 12:07:36 instance-20260423-0914 networkctl[3570411]: Interface "veth700cbb1" not found.
Jun 12 12:09:11 instance-20260423-0914 networkctl[3571734]: Interface "veth0843630" not found.
Jun 12 12:10:28 instance-20260423-0914 networkctl[3572619]: Interface "vethd8da442" not found.
Jun 12 12:10:28 instance-20260423-0914 networkctl[3572626]: Interface "vethf34c406" not found.
Jun 12 12:23:00 instance-20260423-0914 networkctl[3585167]: Interface "vethc006803" not found.
Jun 12 12:23:00 instance-20260423-0914 networkctl[3585172]: Interface "vethfa62a3a" not found.
Jun 12 12:26:28 instance-20260423-0914 networkctl[3588187]: Interface "veth882074c" not found.
Jun 12 12:26:56 instance-20260423-0914 sshd[3588560]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 28232 ssh2 [preauth]
Jun 12 12:32:11 instance-20260423-0914 sshd[3590574]: error: maximum authentication attempts exceeded for invalid user jalil from 213.209.159.56 port 54913 ssh2 [preauth]
Jun 12 13:00:11 instance-20260423-0914 sshd[3600918]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 13:20:16 instance-20260423-0914 sshd[3608331]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 48094 ssh2 [preauth]
Jun 12 13:29:56 instance-20260423-0914 sshd[3611877]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 12 13:40:44 instance-20260423-0914 sshd[3615888]: error: maximum authentication attempts exceeded for invalid user jalyn from 213.209.159.56 port 9776 ssh2 [preauth]
Jun 12 13:46:43 instance-20260423-0914 sshd[3618084]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 5430 ssh2 [preauth]
Jun 12 14:33:10 instance-20260423-0914 sshd[3635259]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 8593 ssh2 [preauth]
Jun 12 14:43:09 instance-20260423-0914 networkctl[3640150]: Interface "vethcd53fb5" not found.
Jun 12 14:43:09 instance-20260423-0914 networkctl[3640156]: Interface "veth590838f" not found.
Jun 12 14:48:58 instance-20260423-0914 sshd[3642472]: error: maximum authentication attempts exceeded for invalid user jerod from 213.209.159.56 port 11327 ssh2 [preauth]
Jun 12 15:06:25 instance-20260423-0914 sshd[3648931]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 50307 ssh2 [preauth]
Jun 12 15:41:47 instance-20260423-0914 sshd[3661974]: error: Protocol major versions differ: 2 vs. 1
Jun 12 15:46:03 instance-20260423-0914 sshd[3663551]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 46894 ssh2 [preauth]
Jun 12 15:50:32 instance-20260423-0914 sshd[3665204]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 15:56:58 instance-20260423-0914 sshd[3667539]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 54838 ssh2 [preauth]
Jun 12 16:25:35 instance-20260423-0914 sshd[3678108]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 44024 ssh2 [preauth]
Jun 12 16:58:43 instance-20260423-0914 sshd[3690320]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 45458 ssh2 [preauth]
Jun 12 17:04:34 instance-20260423-0914 sshd[3692534]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 53190 ssh2 [preauth]
Jun 12 17:44:25 instance-20260423-0914 sshd[3707438]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 37644 ssh2 [preauth]
Jun 12 18:11:18 instance-20260423-0914 sshd[3717341]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 44540 ssh2 [preauth]
Jun 12 18:11:50 instance-20260423-0914 sshd[3717534]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 9085 ssh2 [preauth]
Jun 12 18:38:19 instance-20260423-0914 networkctl[3728231]: Interface "veth829b2ce" not found.
Jun 12 18:38:19 instance-20260423-0914 networkctl[3728238]: Interface "veth609230e" not found.
Jun 12 19:03:01 instance-20260423-0914 sshd[3737515]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 33826 ssh2 [preauth]
Jun 12 19:18:25 instance-20260423-0914 sshd[3743173]: error: maximum authentication attempts exceeded for invalid user ayesha from 213.209.159.56 port 54073 ssh2 [preauth]
Jun 12 19:23:25 instance-20260423-0914 sshd[3745083]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 19788 ssh2 [preauth]
Jun 04 14:43:58 instance-20260423-0914 systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 04 23:49:37 instance-20260423-0914 systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 05 21:44:26 instance-20260423-0914 systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 05 21:48:01 instance-20260423-0914 systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 07 19:56:38 instance-20260423-0914 systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 09 13:01:29 instance-20260423-0914 systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 10 17:12:34 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 10 21:38:36 instance-20260423-0914 systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 10 21:38:52 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 10 22:47:09 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 10 22:57:17 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 10 22:57:31 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 10 22:57:31 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 11 10:00:55 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 11 20:03:09 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 11 20:06:14 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 11 20:06:14 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.
Jun 11 20:06:14 instance-20260423-0914 systemd[1]: nginx.service: Supervising process 2434527 which is not our child. We'll most likely not notice when it exits.

AU / 134.199.173.24 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:22 users:(("sshd",pid=81224,fd=3),("systemd",pid=1,fd=81))
134.199.173.24:443 users:(("xray",pid=3447,fd=3))                         
[::]:22 users:(("sshd",pid=81224,fd=4),("systemd",pid=1,fd=83))

systemd failed

最近日志错误

Jun 12 04:35:43 AU sshd[88197]: error: maximum authentication attempts exceeded for root from 45.148.10.152 port 57994 ssh2 [preauth]
Jun 12 04:38:10 AU sshd[88227]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 10576 ssh2 [preauth]
Jun 12 04:42:06 AU sshd[88237]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 16272 ssh2 [preauth]
Jun 12 04:48:01 AU sshd[88268]: error: maximum authentication attempts exceeded for root from 45.148.10.147 port 51124 ssh2 [preauth]
Jun 12 04:52:26 AU sshd[88286]: error: maximum authentication attempts exceeded for root from 193.46.255.86 port 45905 ssh2 [preauth]
Jun 12 04:53:58 AU sshd[88294]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 32100 ssh2 [preauth]
Jun 12 04:59:51 AU sshd[88325]: error: maximum authentication attempts exceeded for root from 92.118.39.236 port 13538 ssh2 [preauth]
Jun 12 05:01:09 AU sshd[88335]: error: maximum authentication attempts exceeded for invalid user jalil from 213.209.159.56 port 44200 ssh2 [preauth]
Jun 12 05:11:40 AU sshd[88366]: error: maximum authentication attempts exceeded for root from 45.148.10.152 port 40262 ssh2 [preauth]
Jun 12 05:17:35 AU sshd[88408]: error: maximum authentication attempts exceeded for root from 92.118.39.236 port 30656 ssh2 [preauth]
Jun 12 05:20:59 AU sshd[88425]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 37362 ssh2 [preauth]
Jun 12 05:23:30 AU sshd[88437]: error: maximum authentication attempts exceeded for root from 45.148.10.151 port 58012 ssh2 [preauth]
Jun 12 05:35:16 AU sshd[88522]: error: maximum authentication attempts exceeded for root from 45.148.10.147 port 34376 ssh2 [preauth]
Jun 12 05:41:07 AU sshd[88543]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 40792 ssh2 [preauth]
Jun 12 05:46:59 AU sshd[88558]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 4488 ssh2 [preauth]
Jun 12 05:51:23 AU sshd[88577]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 33031 ssh2 [preauth]
Jun 12 05:58:45 AU sshd[88606]: error: maximum authentication attempts exceeded for root from 45.148.10.152 port 38424 ssh2 [preauth]
Jun 12 06:04:07 AU sshd[88623]: error: maximum authentication attempts exceeded for invalid user support from 87.251.64.149 port 47732 ssh2 [preauth]
Jun 12 06:04:38 AU sshd[88627]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 31440 ssh2 [preauth]
Jun 12 06:09:56 AU sshd[88760]: error: maximum authentication attempts exceeded for invalid user jalyn from 213.209.159.56 port 8728 ssh2 [preauth]
Jun 12 06:10:34 AU sshd[88768]: error: maximum authentication attempts exceeded for root from 45.148.10.151 port 33858 ssh2 [preauth]
Jun 12 06:16:28 AU sshd[88792]: error: maximum authentication attempts exceeded for root from 92.118.39.236 port 38260 ssh2 [preauth]
Jun 12 06:22:47 AU sshd[88836]: error: maximum authentication attempts exceeded for root from 45.148.10.141 port 27736 ssh2 [preauth]
Jun 12 06:28:43 AU sshd[89052]: error: maximum authentication attempts exceeded for root from 45.148.10.151 port 52290 ssh2 [preauth]
Jun 12 06:34:27 AU sshd[89133]: error: maximum authentication attempts exceeded for root from 45.148.10.152 port 29400 ssh2 [preauth]
Jun 12 06:37:08 AU sshd[89143]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 06:40:23 AU sshd[89152]: error: maximum authentication attempts exceeded for root from 45.148.10.151 port 65266 ssh2 [preauth]
Jun 12 06:40:47 AU sshd[89162]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 47354 ssh2 [preauth]
Jun 12 06:46:17 AU sshd[89182]: error: maximum authentication attempts exceeded for root from 45.148.10.147 port 54444 ssh2 [preauth]
Jun 12 06:50:17 AU sshd[89194]: error: maximum authentication attempts exceeded for invalid user support from 87.251.64.147 port 54912 ssh2 [preauth]
Jun 12 06:58:01 AU sshd[89226]: error: maximum authentication attempts exceeded for root from 45.148.10.141 port 43200 ssh2 [preauth]
Jun 12 07:04:26 AU sshd[89248]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 14531 ssh2 [preauth]
Jun 12 07:18:07 AU sshd[89306]: error: maximum authentication attempts exceeded for invalid user jerod from 213.209.159.56 port 24354 ssh2 [preauth]
Jun 12 07:21:11 AU sshd[89316]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 08:00:18 AU sshd[89478]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 45676 ssh2 [preauth]
Jun 12 08:14:32 AU sshd[89518]: error: maximum authentication attempts exceeded for invalid user support from 87.251.64.149 port 31984 ssh2 [preauth]
Jun 12 08:17:16 AU sshd[89538]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 08:17:23 AU sshd[89536]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 31042 ssh2 [preauth]
Jun 12 08:20:30 AU sshd[89554]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 08:26:06 AU sshd[89616]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 7268 ssh2 [preauth]
Jun 12 09:19:27 AU sshd[89758]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 47637 ssh2 [preauth]
Jun 12 09:24:27 AU sshd[89825]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 09:30:05 AU sshd[89854]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 42248 ssh2 [preauth]
Jun 12 09:33:47 AU sshd[89866]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 60204 ssh2 [preauth]
Jun 12 10:25:12 AU sshd[90040]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 10:28:29 AU sshd[90051]: error: maximum authentication attempts exceeded for invalid user support from 87.251.64.149 port 31984 ssh2 [preauth]
Jun 12 10:31:28 AU sshd[90113]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 10:38:13 AU sshd[90126]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 17731 ssh2 [preauth]
Jun 12 10:40:48 AU sshd[90136]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 21699 ssh2 [preauth]
Jun 12 10:42:44 AU sshd[90144]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 11902 ssh2 [preauth]
-- No entries --

DE / 47.254.140.158 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:22 users:(("sshd",pid=113798,fd=3),("systemd",pid=1,fd=213))                            
0.0.0.0:80 users:(("nginx",pid=113820,fd=5),("nginx",pid=113819,fd=5),("nginx",pid=113817,fd=5))
0.0.0.0:443 users:(("nginx",pid=113820,fd=7),("nginx",pid=113819,fd=7),("nginx",pid=113817,fd=7))
[::]:22 users:(("sshd",pid=113798,fd=4),("systemd",pid=1,fd=214))                            
[::]:80 users:(("nginx",pid=113820,fd=6),("nginx",pid=113819,fd=6),("nginx",pid=113817,fd=6))
[::]:443 users:(("nginx",pid=113820,fd=8),("nginx",pid=113819,fd=8),("nginx",pid=113817,fd=8))

systemd failed

最近日志错误

Jun 12 14:48:57 iZgw8bgfuauyw9zjm1qsftZ sshd[131545]: error: maximum authentication attempts exceeded for root from 31.42.184.158 port 54056 ssh2 [preauth]
Jun 12 15:06:13 iZgw8bgfuauyw9zjm1qsftZ sshd[131762]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 53777 ssh2 [preauth]
Jun 12 15:07:44 iZgw8bgfuauyw9zjm1qsftZ sshd[131776]: error: maximum authentication attempts exceeded for root from 194.120.230.28 port 38040 ssh2 [preauth]
Jun 12 15:14:05 iZgw8bgfuauyw9zjm1qsftZ sshd[131810]: error: maximum authentication attempts exceeded for admin from 2.57.121.112 port 5503 ssh2 [preauth]
Jun 12 15:20:23 iZgw8bgfuauyw9zjm1qsftZ sshd[131845]: error: maximum authentication attempts exceeded for root from 102.129.200.117 port 41632 ssh2 [preauth]
Jun 12 15:23:56 iZgw8bgfuauyw9zjm1qsftZ sshd[131866]: error: maximum authentication attempts exceeded for root from 192.3.145.26 port 51528 ssh2 [preauth]
Jun 12 15:27:05 iZgw8bgfuauyw9zjm1qsftZ sshd[131882]: error: maximum authentication attempts exceeded for invalid user jerod from 213.209.159.56 port 35686 ssh2 [preauth]
Jun 12 15:37:14 iZgw8bgfuauyw9zjm1qsftZ sshd[131953]: error: maximum authentication attempts exceeded for root from 172.245.225.106 port 57556 ssh2 [preauth]
Jun 12 15:39:43 iZgw8bgfuauyw9zjm1qsftZ sshd[131958]: error: maximum authentication attempts exceeded for root from 103.57.224.219 port 19152 ssh2 [preauth]
Jun 12 15:48:06 iZgw8bgfuauyw9zjm1qsftZ sshd[131989]: error: maximum authentication attempts exceeded for root from 104.194.10.248 port 46704 ssh2 [preauth]
Jun 12 16:00:53 iZgw8bgfuauyw9zjm1qsftZ sshd[132110]: error: maximum authentication attempts exceeded for root from 148.113.190.153 port 56612 ssh2 [preauth]
Jun 12 16:25:22 iZgw8bgfuauyw9zjm1qsftZ sshd[132211]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 44014 ssh2 [preauth]
Jun 12 16:26:51 iZgw8bgfuauyw9zjm1qsftZ sshd[132218]: error: maximum authentication attempts exceeded for admin from 2.57.121.112 port 20795 ssh2 [preauth]
Jun 12 16:28:27 iZgw8bgfuauyw9zjm1qsftZ sshd[132233]: error: maximum authentication attempts exceeded for root from 45.252.188.23 port 56032 ssh2 [preauth]
Jun 12 16:30:56 iZgw8bgfuauyw9zjm1qsftZ sshd[132250]: error: maximum authentication attempts exceeded for root from 195.160.220.149 port 14766 ssh2 [preauth]
Jun 12 16:34:56 iZgw8bgfuauyw9zjm1qsftZ sshd[132272]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 15813 ssh2 [preauth]
Jun 12 16:40:59 iZgw8bgfuauyw9zjm1qsftZ sshd[132329]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 16:44:51 iZgw8bgfuauyw9zjm1qsftZ sshd[132370]: error: maximum authentication attempts exceeded for root from 172.245.225.106 port 49880 ssh2 [preauth]
Jun 12 16:47:37 iZgw8bgfuauyw9zjm1qsftZ sshd[132402]: error: maximum authentication attempts exceeded for root from 89.163.206.178 port 37584 ssh2 [preauth]
Jun 12 17:04:41 iZgw8bgfuauyw9zjm1qsftZ sshd[132634]: error: maximum authentication attempts exceeded for root from 190.8.175.28 port 39104 ssh2 [preauth]
Jun 12 17:08:09 iZgw8bgfuauyw9zjm1qsftZ sshd[132658]: error: maximum authentication attempts exceeded for root from 193.142.43.122 port 40502 ssh2 [preauth]
Jun 12 17:34:39 iZgw8bgfuauyw9zjm1qsftZ sshd[132810]: error: maximum authentication attempts exceeded for root from 192.3.206.66 port 52514 ssh2 [preauth]
Jun 12 17:39:21 iZgw8bgfuauyw9zjm1qsftZ sshd[132826]: error: maximum authentication attempts exceeded for admin from 2.57.121.112 port 37578 ssh2 [preauth]
Jun 12 17:42:14 iZgw8bgfuauyw9zjm1qsftZ sshd[132832]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 8625 ssh2 [preauth]
Jun 12 17:42:38 iZgw8bgfuauyw9zjm1qsftZ sshd[132838]: error: maximum authentication attempts exceeded for root from 176.65.136.31 port 60456 ssh2 [preauth]
Jun 12 17:44:09 iZgw8bgfuauyw9zjm1qsftZ sshd[132840]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 31480 ssh2 [preauth]
Jun 12 17:49:28 iZgw8bgfuauyw9zjm1qsftZ sshd[132857]: error: maximum authentication attempts exceeded for root from 107.174.90.23 port 45024 ssh2 [preauth]
Jun 12 17:49:59 iZgw8bgfuauyw9zjm1qsftZ sshd[132859]: error: maximum authentication attempts exceeded for root from 208.87.242.161 port 42062 ssh2 [preauth]
Jun 12 17:59:07 iZgw8bgfuauyw9zjm1qsftZ sshd[132892]: error: maximum authentication attempts exceeded for root from 102.129.200.117 port 54570 ssh2 [preauth]
Jun 12 18:03:40 iZgw8bgfuauyw9zjm1qsftZ sshd[132965]: error: maximum authentication attempts exceeded for root from 185.135.137.194 port 54652 ssh2 [preauth]
Jun 12 18:13:36 iZgw8bgfuauyw9zjm1qsftZ sshd[133006]: error: maximum authentication attempts exceeded for root from 64.226.126.224 port 57666 ssh2 [preauth]
Jun 12 18:13:36 iZgw8bgfuauyw9zjm1qsftZ sshd[133008]: error: maximum authentication attempts exceeded for root from 64.226.126.224 port 57682 ssh2 [preauth]
Jun 12 18:13:37 iZgw8bgfuauyw9zjm1qsftZ sshd[133010]: error: maximum authentication attempts exceeded for root from 64.226.126.224 port 57688 ssh2 [preauth]
Jun 12 18:13:37 iZgw8bgfuauyw9zjm1qsftZ sshd[133012]: error: maximum authentication attempts exceeded for root from 64.226.126.224 port 57700 ssh2 [preauth]
Jun 12 18:13:37 iZgw8bgfuauyw9zjm1qsftZ sshd[133014]: error: maximum authentication attempts exceeded for root from 64.226.126.224 port 57714 ssh2 [preauth]
Jun 12 18:13:37 iZgw8bgfuauyw9zjm1qsftZ sshd[133016]: error: maximum authentication attempts exceeded for root from 64.226.126.224 port 57730 ssh2 [preauth]
Jun 12 18:13:37 iZgw8bgfuauyw9zjm1qsftZ sshd[133018]: error: maximum authentication attempts exceeded for root from 64.226.126.224 port 57736 ssh2 [preauth]
Jun 12 18:23:09 iZgw8bgfuauyw9zjm1qsftZ sshd[133349]: error: maximum authentication attempts exceeded for root from 62.210.199.83 port 57206 ssh2 [preauth]
Jun 12 18:24:21 iZgw8bgfuauyw9zjm1qsftZ sshd[133362]: error: maximum authentication attempts exceeded for root from 192.3.145.26 port 36254 ssh2 [preauth]
Jun 12 18:49:16 iZgw8bgfuauyw9zjm1qsftZ sshd[133597]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 25029 ssh2 [preauth]
Jun 12 18:51:47 iZgw8bgfuauyw9zjm1qsftZ sshd[133613]: error: maximum authentication attempts exceeded for admin from 2.57.121.112 port 13205 ssh2 [preauth]
Jun 12 18:58:28 iZgw8bgfuauyw9zjm1qsftZ sshd[133664]: error: maximum authentication attempts exceeded for root from 192.250.227.24 port 42286 ssh2 [preauth]
Jun 12 19:00:30 iZgw8bgfuauyw9zjm1qsftZ sshd[133736]: error: kex_protocol_error: type 20 seq 2 [preauth]
Jun 12 19:00:30 iZgw8bgfuauyw9zjm1qsftZ sshd[133736]: error: kex_protocol_error: type 30 seq 3 [preauth]
Jun 12 19:00:31 iZgw8bgfuauyw9zjm1qsftZ sshd[133736]: error: kex_protocol_error: type 20 seq 4 [preauth]
Jun 12 19:00:31 iZgw8bgfuauyw9zjm1qsftZ sshd[133736]: error: kex_protocol_error: type 30 seq 5 [preauth]
Jun 12 19:00:33 iZgw8bgfuauyw9zjm1qsftZ sshd[133736]: error: kex_protocol_error: type 20 seq 6 [preauth]
Jun 12 19:00:33 iZgw8bgfuauyw9zjm1qsftZ sshd[133736]: error: kex_protocol_error: type 30 seq 7 [preauth]
Jun 12 19:02:46 iZgw8bgfuauyw9zjm1qsftZ sshd[133757]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 22776 ssh2 [preauth]
Jun 12 19:03:13 iZgw8bgfuauyw9zjm1qsftZ sshd[133759]: error: maximum authentication attempts exceeded for root from 192.250.227.24 port 51840 ssh2 [preauth]
-- No entries --

HKA / 38.76.188.244 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

127.0.0.1:8443 users:(("nginx",pid=53565,fd=8),("nginx",pid=53563,fd=8),("nginx",pid=53562,fd=8),("nginx",pid=53561,fd=8),("nginx",pid=53559,fd=8))
0.0.0.0:80 users:(("nginx",pid=53565,fd=7),("nginx",pid=53563,fd=7),("nginx",pid=53562,fd=7),("nginx",pid=53561,fd=7),("nginx",pid=53559,fd=7))
0.0.0.0:22 users:(("sshd",pid=53542,fd=3),("systemd",pid=1,fd=229))                                                                            
[::]:80 users:(("nginx",pid=53565,fd=9),("nginx",pid=53563,fd=9),("nginx",pid=53562,fd=9),("nginx",pid=53561,fd=9),("nginx",pid=53559,fd=9))
[::]:22 users:(("sshd",pid=53542,fd=4),("systemd",pid=1,fd=230))                                                                            
*:443 users:(("network-agent",pid=1420,fd=4))

systemd failed

最近日志错误

Jun 11 20:18:17 ser4062572352 sshd[68451]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 7172 ssh2 [preauth]
Jun 11 20:57:32 ser4062572352 sshd[68552]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 15276 ssh2 [preauth]
Jun 11 21:06:41 ser4062572352 sshd[68650]: error: maximum authentication attempts exceeded for invalid user shira from 213.209.159.56 port 27021 ssh2 [preauth]
Jun 11 21:32:58 ser4062572352 sshd[68759]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 19295 ssh2 [preauth]
Jun 11 22:02:53 ser4062572352 sshd[68949]: error: maximum authentication attempts exceeded for invalid user admin from 193.46.255.86 port 15370 ssh2 [preauth]
Jun 11 22:18:55 ser4062572352 sshd[69015]: error: maximum authentication attempts exceeded for invalid user abner from 213.209.159.56 port 37335 ssh2 [preauth]
Jun 11 22:20:33 ser4062572352 sshd[69021]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 40089 ssh2 [preauth]
Jun 11 22:47:05 ser4062572352 sshd[69153]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 10513 ssh2 [preauth]
Jun 11 23:09:40 ser4062572352 sshd[69360]: error: kex_exchange_identification: read: Connection reset by peer
Jun 11 23:29:56 ser4062572352 sshd[69507]: error: maximum authentication attempts exceeded for invalid user benton from 213.209.159.56 port 11855 ssh2 [preauth]
Jun 11 23:42:39 ser4062572352 sshd[71482]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 20707 ssh2 [preauth]
Jun 12 00:01:05 ser4062572352 sshd[71698]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 14924 ssh2 [preauth]
Jun 12 00:39:46 ser4062572352 sshd[72296]: error: maximum authentication attempts exceeded for invalid user chancellor from 213.209.159.56 port 10324 ssh2 [preauth]
Jun 12 01:03:58 ser4062572352 sshd[72421]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 10672 ssh2 [preauth]
Jun 12 01:14:44 ser4062572352 sshd[72438]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 41327 ssh2 [preauth]
Jun 12 01:49:26 ser4062572352 sshd[72537]: error: maximum authentication attempts exceeded for invalid user dana from 213.209.159.56 port 39512 ssh2 [preauth]
Jun 12 02:04:31 ser4062572352 sshd[72627]: error: maximum authentication attempts exceeded for root from 175.214.123.177 port 47120 ssh2 [preauth]
Jun 12 02:04:34 ser4062572352 sshd[72629]: error: maximum authentication attempts exceeded for root from 175.214.123.177 port 47332 ssh2 [preauth]
Jun 12 02:04:41 ser4062572352 sshd[72631]: error: maximum authentication attempts exceeded for root from 175.214.123.177 port 47568 ssh2 [preauth]
Jun 12 02:04:44 ser4062572352 sshd[72633]: error: maximum authentication attempts exceeded for root from 175.214.123.177 port 48044 ssh2 [preauth]
Jun 12 02:04:47 ser4062572352 sshd[72635]: error: maximum authentication attempts exceeded for root from 175.214.123.177 port 48204 ssh2 [preauth]
Jun 12 02:24:54 ser4062572352 sshd[72677]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 27751 ssh2 [preauth]
Jun 12 02:28:20 ser4062572352 sshd[72689]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 25851 ssh2 [preauth]
Jun 12 02:58:58 ser4062572352 sshd[72779]: error: maximum authentication attempts exceeded for invalid user edgardo from 213.209.159.56 port 47008 ssh2 [preauth]
Jun 12 03:34:54 ser4062572352 sshd[72932]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 03:41:52 ser4062572352 sshd[72958]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 31324 ssh2 [preauth]
Jun 12 03:45:35 ser4062572352 sshd[72978]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 15329 ssh2 [preauth]
Jun 12 03:46:43 ser4062572352 sshd[72987]: error: Protocol major versions differ: 2 vs. 1
Jun 12 03:53:09 ser4062572352 sshd[73016]: error: maximum authentication attempts exceeded for root from 193.46.255.86 port 48037 ssh2 [preauth]
Jun 12 04:08:05 ser4062572352 sshd[73131]: error: maximum authentication attempts exceeded for invalid user jajuan from 213.209.159.56 port 50566 ssh2 [preauth]
Jun 12 04:42:37 ser4062572352 sshd[73523]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 04:55:12 ser4062572352 sshd[73544]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 51332 ssh2 [preauth]
Jun 12 05:05:55 ser4062572352 sshd[73616]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 24469 ssh2 [preauth]
Jun 12 05:16:52 ser4062572352 sshd[73635]: error: maximum authentication attempts exceeded for invalid user jalil from 213.209.159.56 port 35872 ssh2 [preauth]
Jun 12 05:32:49 ser4062572352 sshd[73842]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 06:08:12 ser4062572352 sshd[73993]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 28177 ssh2 [preauth]
Jun 12 06:25:14 ser4062572352 sshd[74164]: error: maximum authentication attempts exceeded for invalid user jalyn from 213.209.159.56 port 56309 ssh2 [preauth]
Jun 12 06:25:31 ser4062572352 sshd[74168]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 15266 ssh2 [preauth]
Jun 12 06:26:25 ser4062572352 sshd[74170]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 07:21:06 ser4062572352 sshd[74350]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 27412 ssh2 [preauth]
Jun 12 07:33:22 ser4062572352 sshd[74375]: error: maximum authentication attempts exceeded for invalid user jerod from 213.209.159.56 port 6010 ssh2 [preauth]
Jun 12 07:45:10 ser4062572352 sshd[74405]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 32652 ssh2 [preauth]
Jun 12 08:33:49 ser4062572352 sshd[74547]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 47844 ssh2 [preauth]
Jun 12 08:41:10 ser4062572352 sshd[74560]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 49903 ssh2 [preauth]
Jun 12 09:04:06 ser4062572352 sshd[74701]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 27112 ssh2 [preauth]
Jun 12 09:26:25 ser4062572352 sshd[74747]: error: maximum authentication attempts exceeded for invalid user support from 193.46.255.86 port 6368 ssh2 [preauth]
Jun 12 09:46:27 ser4062572352 sshd[74787]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 7547 ssh2 [preauth]
Jun 12 09:48:26 ser4062572352 sshd[74798]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 39428 ssh2 [preauth]
Jun 12 10:22:52 ser4062572352 sshd[75011]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 26969 ssh2 [preauth]
Jun 12 10:55:26 ser4062572352 sshd[75268]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 53481 ssh2 [preauth]
-- No entries --

HKY / 185.155.235.171 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:22 users:(("sshd",pid=473,fd=3))            
185.155.235.171:443 users:(("xray",pid=2691,fd=3))           
[::]:22 users:(("sshd",pid=473,fd=4))

systemd failed

最近日志错误

Jun 09 14:31:47 hks2-202404291529122cb8ee sshd[15980]: error: kex_exchange_identification: Connection closed by remote host
Jun 09 14:31:48 hks2-202404291529122cb8ee sshd[15981]: error: kex_exchange_identification: client sent invalid protocol identifier "MGLNDD_185.155.235.171_22"
Jun 09 15:01:49 hks2-202404291529122cb8ee sshd[16167]: error: kex_exchange_identification: client sent invalid protocol identifier "GET / HTTP/1.1"
Jun 09 15:01:49 hks2-202404291529122cb8ee sshd[16168]: error: kex_exchange_identification: client sent invalid protocol identifier "GET /favicon.ico HTTP/1.1"
Jun 09 15:06:28 hks2-202404291529122cb8ee sshd[16173]: error: kex_exchange_identification: Connection closed by remote host
Jun 09 15:44:47 hks2-202404291529122cb8ee sshd[16211]: error: kex_exchange_identification: read: Connection reset by peer
Jun 09 21:42:09 hks2-202404291529122cb8ee sshd[16591]: error: kex_protocol_error: type 20 seq 2 [preauth]
Jun 09 21:42:09 hks2-202404291529122cb8ee sshd[16591]: error: kex_protocol_error: type 30 seq 3 [preauth]
Jun 09 21:42:10 hks2-202404291529122cb8ee sshd[16591]: error: kex_protocol_error: type 20 seq 4 [preauth]
Jun 09 21:42:10 hks2-202404291529122cb8ee sshd[16591]: error: kex_protocol_error: type 30 seq 5 [preauth]
Jun 09 21:42:12 hks2-202404291529122cb8ee sshd[16591]: error: kex_protocol_error: type 20 seq 6 [preauth]
Jun 09 21:42:12 hks2-202404291529122cb8ee sshd[16591]: error: kex_protocol_error: type 30 seq 7 [preauth]
Jun 09 22:21:18 hks2-202404291529122cb8ee sshd[16634]: error: kex_exchange_identification: Connection closed by remote host
Jun 09 23:00:09 hks2-202404291529122cb8ee sshd[16675]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 04:12:48 hks2-202404291529122cb8ee sshd[17449]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 06:29:17 hks2-202404291529122cb8ee sshd[17662]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 09:34:19 hks2-202404291529122cb8ee sshd[18007]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 13:20:37 hks2-202404291529122cb8ee sshd[18244]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 13:36:39 hks2-202404291529122cb8ee sshd[18259]: error: kex_exchange_identification: read: Connection reset by peer
Jun 10 13:42:36 hks2-202404291529122cb8ee sshd[18267]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 15:29:25 hks2-202404291529122cb8ee sshd[18375]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 15:42:44 hks2-202404291529122cb8ee sshd[18403]: error: kex_protocol_error: type 20 seq 2 [preauth]
Jun 10 15:42:44 hks2-202404291529122cb8ee sshd[18403]: error: kex_protocol_error: type 30 seq 3 [preauth]
Jun 10 15:42:45 hks2-202404291529122cb8ee sshd[18403]: error: kex_protocol_error: type 20 seq 4 [preauth]
Jun 10 15:42:45 hks2-202404291529122cb8ee sshd[18403]: error: kex_protocol_error: type 30 seq 5 [preauth]
Jun 10 15:42:47 hks2-202404291529122cb8ee sshd[18403]: error: kex_protocol_error: type 20 seq 6 [preauth]
Jun 10 15:42:47 hks2-202404291529122cb8ee sshd[18403]: error: kex_protocol_error: type 30 seq 7 [preauth]
Jun 10 16:34:28 hks2-202404291529122cb8ee sshd[18492]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 16:34:29 hks2-202404291529122cb8ee sshd[18493]: error: kex_exchange_identification: Connection closed by remote host
Jun 10 16:34:42 hks2-202404291529122cb8ee sshd[18494]: error: kex_exchange_identification: banner line contains invalid characters
Jun 10 23:15:52 hks2-202404291529122cb8ee sshd[18921]: error: kex_exchange_identification: Connection closed by remote host
Jun 11 03:35:27 hks2-202404291529122cb8ee sshd[19742]: error: kex_exchange_identification: client sent invalid protocol identifier "GET / HTTP/1.1"
Jun 11 03:35:28 hks2-202404291529122cb8ee sshd[19743]: error: kex_exchange_identification: client sent invalid protocol identifier "GET /favicon.ico HTTP/1.1"
Jun 11 04:34:59 hks2-202404291529122cb8ee sshd[19802]: error: kex_exchange_identification: Connection closed by remote host
Jun 11 04:37:44 hks2-202404291529122cb8ee sshd[19808]: error: kex_exchange_identification: banner line contains invalid characters
Jun 11 05:14:08 hks2-202404291529122cb8ee sshd[19842]: error: kex_exchange_identification: Connection closed by remote host
Jun 11 08:25:07 hks2-202404291529122cb8ee sshd[20115]: error: kex_exchange_identification: client sent invalid protocol identifier "MGLNDD_185.155.235.171_22"
Jun 11 12:39:25 hks2-202404291529122cb8ee sshd[20515]: error: kex_protocol_error: type 20 seq 2 [preauth]
Jun 11 12:39:25 hks2-202404291529122cb8ee sshd[20515]: error: kex_protocol_error: type 30 seq 3 [preauth]
Jun 11 12:39:25 hks2-202404291529122cb8ee sshd[20515]: error: kex_protocol_error: type 20 seq 4 [preauth]
Jun 11 12:39:25 hks2-202404291529122cb8ee sshd[20515]: error: kex_protocol_error: type 30 seq 5 [preauth]
Jun 11 12:39:27 hks2-202404291529122cb8ee sshd[20515]: error: kex_protocol_error: type 20 seq 6 [preauth]
Jun 11 12:39:27 hks2-202404291529122cb8ee sshd[20515]: error: kex_protocol_error: type 30 seq 7 [preauth]
Jun 11 13:06:45 hks2-202404291529122cb8ee sshd[20956]: error: kex_exchange_identification: client sent invalid protocol identifier "MGLNDD_185.155.235.171_22"
Jun 11 20:05:42 hks2-202404291529122cb8ee sshd[21414]: error: kex_exchange_identification: banner line contains invalid characters
Jun 11 20:06:08 hks2-202404291529122cb8ee sshd[21415]: error: kex_exchange_identification: read: Connection reset by peer
Jun 11 20:06:18 hks2-202404291529122cb8ee sshd[21416]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 12 02:00:30 hks2-202404291529122cb8ee sshd[21785]: error: maximum authentication attempts exceeded for root from 90.140.167.190 port 59948 ssh2 [preauth]
Jun 12 03:51:20 hks2-202404291529122cb8ee sshd[21955]: error: kex_exchange_identification: Connection closed by remote host
Jun 12 03:51:27 hks2-202404291529122cb8ee sshd[21956]: error: Protocol major versions differ: 2 vs. 1
-- No entries --

JP / 64.118.144.182 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:22 users:(("sshd",pid=255282,fd=3),("systemd",pid=1,fd=158))    
0.0.0.0:80 users:(("nginx",pid=255291,fd=6),("nginx",pid=255290,fd=6))  
0.0.0.0:443 users:(("nginx",pid=255291,fd=10),("nginx",pid=255290,fd=10))
[::]:22 users:(("sshd",pid=255282,fd=4),("systemd",pid=1,fd=159))    
[::]:80 users:(("nginx",pid=255291,fd=7),("nginx",pid=255290,fd=7))

systemd failed

最近日志错误

Jun 12 15:43:35 JP sshd[273633]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 25129 ssh2 [preauth]
Jun 12 15:52:01 JP sshd[273658]: error: maximum authentication attempts exceeded for root from 191.101.33.115 port 33040 ssh2 [preauth]
Jun 12 15:54:28 JP sshd[273665]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 60557 ssh2 [preauth]
Jun 12 15:56:48 JP sshd[273676]: error: maximum authentication attempts exceeded for root from 51.81.85.130 port 37420 ssh2 [preauth]
Jun 12 16:09:23 JP sshd[273734]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 11715 ssh2 [preauth]
Jun 12 16:09:46 JP sshd[273738]: error: maximum authentication attempts exceeded for root from 51.79.99.235 port 42314 ssh2 [preauth]
Jun 12 16:15:45 JP sshd[273766]: error: maximum authentication attempts exceeded for root from 5.135.167.5 port 38910 ssh2 [preauth]
Jun 12 16:29:11 JP sshd[273798]: error: maximum authentication attempts exceeded for root from 198.38.91.141 port 55540 ssh2 [preauth]
Jun 12 16:48:05 JP sshd[273849]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 16:48:59 JP sshd[273859]: error: maximum authentication attempts exceeded for root from 23.237.188.34 port 38132 ssh2 [preauth]
Jun 12 16:51:25 JP sshd[273881]: error: maximum authentication attempts exceeded for root from 176.65.131.188 port 29390 ssh2 [preauth]
Jun 12 16:56:22 JP sshd[273894]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 27859 ssh2 [preauth]
Jun 12 16:59:59 JP sshd[273901]: error: maximum authentication attempts exceeded for root from 199.127.63.58 port 47556 ssh2 [preauth]
Jun 12 17:02:18 JP sshd[273912]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 61436 ssh2 [preauth]
Jun 12 17:04:56 JP sshd[273914]: error: maximum authentication attempts exceeded for root from 62.210.246.122 port 40698 ssh2 [preauth]
Jun 12 17:09:12 JP sshd[273930]: error: maximum authentication attempts exceeded for root from 128.0.104.44 port 44714 ssh2 [preauth]
Jun 12 17:15:45 JP sshd[273952]: error: maximum authentication attempts exceeded for root from 192.250.227.24 port 42870 ssh2 [preauth]
Jun 12 17:19:50 JP sshd[273964]: error: maximum authentication attempts exceeded for root from 172.110.221.82 port 38902 ssh2 [preauth]
Jun 12 17:24:02 JP sshd[273975]: error: maximum authentication attempts exceeded for root from 91.208.197.64 port 57370 ssh2 [preauth]
Jun 12 17:26:07 JP sshd[273986]: error: maximum authentication attempts exceeded for root from 5.161.101.51 port 36938 ssh2 [preauth]
Jun 12 17:28:14 JP sshd[273992]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 24448 ssh2 [preauth]
Jun 12 17:29:16 JP sshd[273996]: error: maximum authentication attempts exceeded for root from 208.87.242.183 port 40330 ssh2 [preauth]
Jun 12 17:43:08 JP sshd[274035]: error: maximum authentication attempts exceeded for root from 62.210.189.225 port 33460 ssh2 [preauth]
Jun 12 17:45:13 JP sshd[274045]: error: maximum authentication attempts exceeded for root from 104.243.37.202 port 12434 ssh2 [preauth]
Jun 12 17:45:33 JP sshd[274047]: error: maximum authentication attempts exceeded for root from 104.236.66.186 port 60422 ssh2 [preauth]
Jun 12 17:50:24 JP sshd[274071]: error: maximum authentication attempts exceeded for root from 188.44.20.30 port 42614 ssh2 [preauth]
Jun 12 17:53:40 JP sshd[274081]: error: maximum authentication attempts exceeded for root from 212.192.216.2 port 31782 ssh2 [preauth]
Jun 12 17:56:38 JP sshd[274095]: error: maximum authentication attempts exceeded for root from 128.0.104.39 port 34988 ssh2 [preauth]
Jun 12 18:03:35 JP sshd[274112]: error: maximum authentication attempts exceeded for root from 208.87.243.61 port 13618 ssh2 [preauth]
Jun 12 18:08:49 JP sshd[274126]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 34993 ssh2 [preauth]
Jun 12 18:09:27 JP sshd[274128]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 27399 ssh2 [preauth]
Jun 12 18:19:09 JP sshd[274158]: error: maximum authentication attempts exceeded for root from 185.65.107.14 port 34436 ssh2 [preauth]
Jun 12 18:24:26 JP sshd[274174]: error: maximum authentication attempts exceeded for root from 185.65.107.14 port 37586 ssh2 [preauth]
Jun 12 18:24:50 JP sshd[274176]: error: maximum authentication attempts exceeded for root from 148.153.121.146 port 34812 ssh2 [preauth]
Jun 12 18:27:04 JP sshd[274202]: error: maximum authentication attempts exceeded for root from 109.236.86.20 port 33486 ssh2 [preauth]
Jun 12 18:28:31 JP sshd[274204]: error: maximum authentication attempts exceeded for root from 195.62.32.180 port 16478 ssh2 [preauth]
Jun 12 18:38:29 JP sshd[274239]: error: maximum authentication attempts exceeded for root from 107.181.228.82 port 57618 ssh2 [preauth]
Jun 12 18:46:49 JP sshd[274261]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 5051 ssh2 [preauth]
Jun 12 18:48:04 JP sshd[274263]: error: maximum authentication attempts exceeded for root from 205.185.125.209 port 35396 ssh2 [preauth]
Jun 12 19:06:15 JP sshd[274306]: error: maximum authentication attempts exceeded for invalid user support from 193.46.255.86 port 13179 ssh2 [preauth]
Jun 12 19:07:16 JP sshd[274308]: error: maximum authentication attempts exceeded for root from 209.90.232.249 port 46678 ssh2 [preauth]
Jun 12 19:16:12 JP sshd[274336]: error: maximum authentication attempts exceeded for invalid user ayesha from 213.209.159.56 port 14539 ssh2 [preauth]
Jun 12 19:19:58 JP sshd[274350]: error: maximum authentication attempts exceeded for root from 208.87.243.51 port 50182 ssh2 [preauth]
Jun 12 19:21:04 JP sshd[274359]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 13707 ssh2 [preauth]
Jun 12 19:21:37 JP sshd[274361]: error: kex_protocol_error: type 20 seq 2 [preauth]
Jun 12 19:21:37 JP sshd[274361]: error: kex_protocol_error: type 30 seq 3 [preauth]
Jun 12 19:21:38 JP sshd[274361]: error: kex_protocol_error: type 20 seq 4 [preauth]
Jun 12 19:21:38 JP sshd[274361]: error: kex_protocol_error: type 30 seq 5 [preauth]
Jun 12 19:21:40 JP sshd[274361]: error: kex_protocol_error: type 20 seq 6 [preauth]
Jun 12 19:21:40 JP sshd[274361]: error: kex_protocol_error: type 30 seq 7 [preauth]
-- No entries --

JPA / 13.112.210.201 关注

影响：journal 最近错误较多 63 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:22 users:(("sshd",pid=50100,fd=3),("systemd",pid=1,fd=159))
172.26.3.247:443 users:(("xray",pid=10365,fd=3))                         
[::]:22 users:(("sshd",pid=50100,fd=4),("systemd",pid=1,fd=160))

systemd failed

最近日志错误

Jun 03 12:08:52 JPA sshd[61575]: error: maximum authentication attempts exceeded for invalid user user from 46.77.70.142 port 47095 ssh2 [preauth]
Jun 03 12:09:01 JPA sshd[61577]: error: maximum authentication attempts exceeded for invalid user user from 46.77.70.142 port 47147 ssh2 [preauth]
Jun 03 12:09:18 JPA sshd[61581]: error: maximum authentication attempts exceeded for invalid user ftpuser from 46.77.70.142 port 47268 ssh2 [preauth]
Jun 03 12:09:29 JPA sshd[61583]: error: maximum authentication attempts exceeded for invalid user ftpuser from 46.77.70.142 port 47318 ssh2 [preauth]
Jun 03 12:09:49 JPA sshd[61587]: error: maximum authentication attempts exceeded for invalid user test1 from 46.77.70.142 port 47452 ssh2 [preauth]
Jun 03 12:10:00 JPA sshd[61589]: error: maximum authentication attempts exceeded for invalid user test1 from 46.77.70.142 port 47524 ssh2 [preauth]
Jun 03 14:12:54 JPA sshd[64530]: error: kex_exchange_identification: read: Connection reset by peer
Jun 03 16:25:51 JPA networkctl[68406]: Interface "wg-landing" not found.
Jun 04 10:45:19 JPA sshd[79627]: error: maximum authentication attempts exceeded for root from 109.63.130.95 port 34538 ssh2 [preauth]
Jun 04 10:45:27 JPA sshd[79629]: error: maximum authentication attempts exceeded for root from 109.63.130.95 port 37382 ssh2 [preauth]
Jun 04 10:45:36 JPA sshd[79631]: error: maximum authentication attempts exceeded for root from 109.63.130.95 port 40152 ssh2 [preauth]
Jun 04 10:45:55 JPA sshd[79636]: error: maximum authentication attempts exceeded for invalid user admin from 109.63.130.95 port 45528 ssh2 [preauth]
-- Boot 80512cf732134d1980584cf8a64933d9 --
Jun 04 18:35:59 JPA sshd[1775]: error: kex_exchange_identification: read: Connection reset by peer
Jun 04 19:56:51 JPA sshd[2046]: error: kex_exchange_identification: read: Connection reset by peer
Jun 04 20:45:26 JPA sshd[2231]: error: maximum authentication attempts exceeded for root from 38.191.248.41 port 39238 ssh2 [preauth]
Jun 04 20:45:32 JPA sshd[2233]: error: maximum authentication attempts exceeded for root from 38.191.248.41 port 39662 ssh2 [preauth]
Jun 04 20:45:37 JPA sshd[2235]: error: maximum authentication attempts exceeded for root from 38.191.248.41 port 40002 ssh2 [preauth]
Jun 04 20:45:47 JPA sshd[2239]: error: maximum authentication attempts exceeded for invalid user admin from 38.191.248.41 port 40574 ssh2 [preauth]
Jun 04 23:35:49 JPA sshd[3015]: error: kex_exchange_identification: read: Connection reset by peer
Jun 05 05:17:24 JPA sshd[7122]: error: maximum authentication attempts exceeded for root from 80.49.158.68 port 49330 ssh2 [preauth]
Jun 05 05:17:28 JPA sshd[7124]: error: maximum authentication attempts exceeded for root from 80.49.158.68 port 50222 ssh2 [preauth]
Jun 05 05:17:32 JPA sshd[7126]: error: maximum authentication attempts exceeded for root from 80.49.158.68 port 51038 ssh2 [preauth]
Jun 05 05:17:39 JPA sshd[7130]: error: maximum authentication attempts exceeded for invalid user admin from 80.49.158.68 port 52584 ssh2 [preauth]
Jun 05 09:50:40 JPA sshd[10692]: error: kex_exchange_identification: read: Connection reset by peer
Jun 05 12:48:59 JPA sshd[11322]: error: Protocol major versions differ: 2 vs. 1
Jun 05 12:48:59 JPA sshd[11319]: error: Protocol major versions differ: 2 vs. 1
Jun 05 15:59:42 JPA sshd[12538]: error: kex_exchange_identification: read: Connection reset by peer
Jun 07 04:08:16 JPA sshd[22917]: error: kex_exchange_identification: read: Connection reset by peer
Jun 07 13:12:38 JPA sshd[25292]: error: maximum authentication attempts exceeded for root from 129.154.255.147 port 37082 ssh2 [preauth]
Jun 07 13:12:40 JPA sshd[25294]: error: maximum authentication attempts exceeded for root from 129.154.255.147 port 37090 ssh2 [preauth]
Jun 07 13:12:42 JPA sshd[25296]: error: maximum authentication attempts exceeded for root from 129.154.255.147 port 37092 ssh2 [preauth]
Jun 07 13:12:45 JPA sshd[25300]: error: maximum authentication attempts exceeded for invalid user admin from 129.154.255.147 port 37102 ssh2 [preauth]
Jun 07 19:35:58 JPA sshd[27396]: error: kex_exchange_identification: read: Connection reset by peer
Jun 07 21:14:01 JPA sshd[27779]: error: kex_exchange_identification: read: Connection reset by peer
Jun 08 13:56:57 JPA sshd[32131]: error: kex_exchange_identification: read: Connection reset by peer
Jun 09 14:56:28 JPA sshd[44210]: error: kex_exchange_identification: read: Connection reset by peer
Jun 09 20:49:17 JPA sshd[45560]: error: kex_exchange_identification: read: Connection reset by peer
Jun 09 22:40:32 JPA sshd[46269]: error: kex_exchange_identification: read: Connection reset by peer
Jun 10 11:16:03 JPA sshd[51634]: error: kex_protocol_error: type 20 seq 2 [preauth]
Jun 10 11:16:03 JPA sshd[51634]: error: kex_protocol_error: type 30 seq 3 [preauth]
Jun 10 11:16:04 JPA sshd[51634]: error: kex_protocol_error: type 20 seq 4 [preauth]
Jun 10 11:16:04 JPA sshd[51634]: error: kex_protocol_error: type 30 seq 5 [preauth]
Jun 10 11:16:06 JPA sshd[51634]: error: kex_protocol_error: type 20 seq 6 [preauth]
Jun 10 11:16:06 JPA sshd[51634]: error: kex_protocol_error: type 30 seq 7 [preauth]
Jun 10 19:30:58 JPA sshd[54190]: error: kex_exchange_identification: read: Connection reset by peer
Jun 11 00:46:45 JPA sshd[55480]: error: kex_exchange_identification: read: Connection reset by peer
Jun 11 00:48:56 JPA sshd[55490]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 11 00:56:23 JPA sshd[55521]: error: kex_exchange_identification: read: Connection reset by peer
Jun 11 10:42:44 JPA sshd[59122]: error: maximum authentication attempts exceeded for root from 36.64.174.122 port 40034 ssh2 [preauth]
Jun 11 23:43:45 JPA sshd[62926]: error: kex_exchange_identification: read: Connection reset by peer
May 26 14:59:36 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
May 26 15:23:32 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
May 27 12:05:03 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
-- Boot 9b8f73fd43834b5096632c6d88bc4f59 --
May 27 12:58:59 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
May 27 23:58:28 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
May 28 14:47:27 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
May 28 15:01:13 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
May 29 00:52:22 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
May 29 14:46:52 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 01 14:51:31 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 04 14:53:48 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 04 14:59:52 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
-- Boot 80512cf732134d1980584cf8a64933d9 --
Jun 07 14:56:59 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.
Jun 10 15:02:12 JPA systemd[1]: hermes-gateway.service: Failed with result 'exit-code'.

JPB / 13.112.231.185 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:22 users:(("sshd",pid=43158,fd=3),("systemd",pid=1,fd=218))
[::]:22 users:(("sshd",pid=43158,fd=4),("systemd",pid=1,fd=219))
*:443 users:(("xray",pid=14205,fd=3))

systemd failed

最近日志错误

Jun 04 09:18:43 JPB sshd[26401]: error: maximum authentication attempts exceeded for invalid user oracle from 178.175.167.68 port 34208 ssh2 [preauth]
Jun 04 09:18:48 JPB sshd[26403]: error: maximum authentication attempts exceeded for invalid user oracle from 178.175.167.68 port 34480 ssh2 [preauth]
Jun 04 09:18:56 JPB sshd[26407]: error: maximum authentication attempts exceeded for invalid user usuario from 178.175.167.68 port 35068 ssh2 [preauth]
Jun 04 09:19:02 JPB sshd[26409]: error: maximum authentication attempts exceeded for invalid user usuario from 178.175.167.68 port 35352 ssh2 [preauth]
Jun 04 09:19:10 JPB sshd[26413]: error: maximum authentication attempts exceeded for invalid user test from 178.175.167.68 port 35908 ssh2 [preauth]
Jun 04 09:19:15 JPB sshd[26415]: error: maximum authentication attempts exceeded for invalid user test from 178.175.167.68 port 36230 ssh2 [preauth]
Jun 04 09:19:24 JPB sshd[26419]: error: maximum authentication attempts exceeded for invalid user user from 178.175.167.68 port 36800 ssh2 [preauth]
Jun 04 09:19:28 JPB sshd[26421]: error: maximum authentication attempts exceeded for invalid user user from 178.175.167.68 port 37112 ssh2 [preauth]
Jun 04 09:19:37 JPB sshd[26425]: error: maximum authentication attempts exceeded for invalid user ftpuser from 178.175.167.68 port 37632 ssh2 [preauth]
Jun 04 09:19:41 JPB sshd[26427]: error: maximum authentication attempts exceeded for invalid user ftpuser from 178.175.167.68 port 37938 ssh2 [preauth]
Jun 04 09:19:50 JPB sshd[26431]: error: maximum authentication attempts exceeded for invalid user test1 from 178.175.167.68 port 38454 ssh2 [preauth]
Jun 04 09:19:55 JPB sshd[26433]: error: maximum authentication attempts exceeded for invalid user test1 from 178.175.167.68 port 38790 ssh2 [preauth]
Jun 04 09:20:03 JPB sshd[26437]: error: maximum authentication attempts exceeded for invalid user test2 from 178.175.167.68 port 39296 ssh2 [preauth]
Jun 04 09:20:09 JPB sshd[26442]: error: maximum authentication attempts exceeded for invalid user test2 from 178.175.167.68 port 39648 ssh2 [preauth]
Jun 04 09:20:17 JPB sshd[26446]: error: maximum authentication attempts exceeded for ubuntu from 178.175.167.68 port 40166 ssh2 [preauth]
Jun 04 09:20:21 JPB sshd[26448]: error: maximum authentication attempts exceeded for ubuntu from 178.175.167.68 port 40504 ssh2 [preauth]
-- Boot 1206296eda264f268eb8e477181284dd --
Jun 04 15:46:41 JPB sshd[1129]: error: maximum authentication attempts exceeded for root from 83.253.210.84 port 51864 ssh2 [preauth]
Jun 04 18:38:32 JPB sshd[1726]: error: kex_exchange_identification: read: Connection reset by peer
Jun 05 03:09:25 JPB sshd[2882]: error: kex_exchange_identification: read: Connection reset by peer
Jun 05 08:19:20 JPB sshd[10876]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 05 10:12:58 JPB sshd[14466]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 05 16:02:10 JPB sshd[15605]: error: kex_exchange_identification: read: Connection reset by peer
Jun 07 18:26:53 JPB sshd[24207]: error: kex_exchange_identification: read: Connection reset by peer
Jun 07 18:27:26 JPB sshd[24208]: error: kex_exchange_identification: read: Connection reset by peer
Jun 07 18:27:43 JPB sshd[24212]: error: kex_protocol_error: type 20 seq 2 [preauth]
Jun 07 18:27:43 JPB sshd[24212]: error: kex_protocol_error: type 30 seq 3 [preauth]
Jun 07 18:27:45 JPB sshd[24212]: error: kex_protocol_error: type 20 seq 4 [preauth]
Jun 07 18:27:45 JPB sshd[24212]: error: kex_protocol_error: type 30 seq 5 [preauth]
Jun 07 18:27:47 JPB sshd[24212]: error: kex_protocol_error: type 20 seq 6 [preauth]
Jun 07 18:27:47 JPB sshd[24212]: error: kex_protocol_error: type 30 seq 7 [preauth]
Jun 07 19:20:48 JPB sshd[24307]: error: kex_exchange_identification: read: Connection reset by peer
Jun 08 00:36:03 JPB sshd[24979]: error: kex_exchange_identification: read: Connection reset by peer
Jun 08 01:52:30 JPB sshd[25120]: error: maximum authentication attempts exceeded for root from 37.148.96.199 port 44998 ssh2 [preauth]
Jun 08 01:52:34 JPB sshd[25122]: error: maximum authentication attempts exceeded for root from 37.148.96.199 port 45324 ssh2 [preauth]
Jun 08 01:52:40 JPB sshd[25124]: error: maximum authentication attempts exceeded for root from 37.148.96.199 port 45678 ssh2 [preauth]
Jun 08 01:52:49 JPB sshd[25128]: error: maximum authentication attempts exceeded for invalid user admin from 37.148.96.199 port 46304 ssh2 [preauth]
Jun 08 02:28:51 JPB sshd[25198]: error: maximum authentication attempts exceeded for root from 218.71.38.151 port 45760 ssh2 [preauth]
Jun 08 07:51:20 JPB sshd[26435]: error: Protocol major versions differ: 2 vs. 1
Jun 08 14:06:53 JPB sshd[27176]: error: kex_exchange_identification: read: Connection reset by peer
Jun 09 06:08:27 JPB systemd[1]: Failed to start fwupd-refresh.service - Refresh fwupd metadata and update motd.
Jun 09 16:38:58 JPB sshd[35855]: error: kex_exchange_identification: read: Connection reset by peer
Jun 09 23:42:26 JPB sshd[36852]: error: maximum authentication attempts exceeded for root from 65.49.139.223 port 51062 ssh2 [preauth]
Jun 09 23:42:28 JPB sshd[36854]: error: maximum authentication attempts exceeded for root from 65.49.139.223 port 51078 ssh2 [preauth]
Jun 09 23:42:31 JPB sshd[36856]: error: maximum authentication attempts exceeded for root from 65.49.139.223 port 51090 ssh2 [preauth]
Jun 09 23:42:34 JPB sshd[36860]: error: maximum authentication attempts exceeded for invalid user admin from 65.49.139.223 port 47214 ssh2 [preauth]
Jun 11 02:29:05 JPB sshd[42288]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 11 04:03:42 JPB sshd[42458]: error: maximum authentication attempts exceeded for root from 59.26.193.177 port 54902 ssh2 [preauth]
Jun 11 04:03:44 JPB sshd[42460]: error: maximum authentication attempts exceeded for root from 59.26.193.177 port 55380 ssh2 [preauth]
Jun 11 04:03:45 JPB sshd[42462]: error: maximum authentication attempts exceeded for root from 59.26.193.177 port 55864 ssh2 [preauth]
Jun 11 04:03:48 JPB sshd[42466]: error: maximum authentication attempts exceeded for invalid user admin from 59.26.193.177 port 56860 ssh2 [preauth]
-- No entries --

KR / 131.186.27.212 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:443 users:(("nginx",pid=51154,fd=11),("nginx",pid=51153,fd=11),("nginx",pid=51152,fd=11))
0.0.0.0:443 users:(("nginx",pid=51154,fd=10),("nginx",pid=51153,fd=10),("nginx",pid=51152,fd=10))
127.0.0.1:8443 users:(("nginx",pid=51154,fd=7),("nginx",pid=51153,fd=7),("nginx",pid=51152,fd=7))   
0.0.0.0:80 users:(("nginx",pid=51154,fd=8),("nginx",pid=51153,fd=8),("nginx",pid=51152,fd=8))   
0.0.0.0:22 users:(("sshd",pid=51143,fd=3),("systemd",pid=1,fd=129))                             
[::]:22 users:(("sshd",pid=51143,fd=4),("systemd",pid=1,fd=131))

systemd failed

最近日志错误

Jun 11 17:54:09 instance-20260422-2348 sshd[60920]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 52483 ssh2 [preauth]
Jun 11 18:06:24 instance-20260422-2348 sshd[60946]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 21196 ssh2 [preauth]
Jun 11 18:57:04 instance-20260422-2348 sshd[61064]: error: maximum authentication attempts exceeded for invalid user noa from 213.209.159.56 port 36236 ssh2 [preauth]
Jun 11 19:19:54 instance-20260422-2348 sshd[61118]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 34080 ssh2 [preauth]
Jun 11 19:21:33 instance-20260422-2348 sshd[61126]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 52507 ssh2 [preauth]
Jun 11 20:11:07 instance-20260422-2348 sshd[61256]: error: maximum authentication attempts exceeded for invalid user shira from 213.209.159.56 port 55139 ssh2 [preauth]
Jun 11 20:36:36 instance-20260422-2348 sshd[61309]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 49952 ssh2 [preauth]
Jun 11 20:44:15 instance-20260422-2348 sshd[61324]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 15925 ssh2 [preauth]
Jun 11 21:24:58 instance-20260422-2348 sshd[61440]: error: maximum authentication attempts exceeded for invalid user abner from 213.209.159.56 port 36217 ssh2 [preauth]
Jun 11 21:51:08 instance-20260422-2348 sshd[61502]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 40406 ssh2 [preauth]
Jun 11 22:07:25 instance-20260422-2348 sshd[61538]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 37542 ssh2 [preauth]
Jun 11 22:36:40 instance-20260422-2348 sshd[61620]: error: maximum authentication attempts exceeded for invalid user benton from 213.209.159.56 port 27166 ssh2 [preauth]
Jun 11 23:05:13 instance-20260422-2348 sshd[61695]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 19906 ssh2 [preauth]
Jun 11 23:29:41 instance-20260422-2348 sshd[61745]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 44297 ssh2 [preauth]
Jun 11 23:47:21 instance-20260422-2348 sshd[61781]: error: maximum authentication attempts exceeded for invalid user chancellor from 213.209.159.56 port 14991 ssh2 [preauth]
Jun 12 00:19:07 instance-20260422-2348 sshd[61977]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 16439 ssh2 [preauth]
Jun 12 00:41:59 instance-20260422-2348 sshd[62047]: error: Protocol major versions differ: 2 vs. 1
Jun 12 00:46:12 instance-20260422-2348 sshd[62072]: error: Protocol major versions differ: 2 vs. 1
Jun 12 00:46:17 instance-20260422-2348 sshd[62076]: error: Protocol major versions differ: 2 vs. 1
Jun 12 00:51:05 instance-20260422-2348 sshd[62118]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 6620 ssh2 [preauth]
Jun 12 00:57:10 instance-20260422-2348 sshd[62144]: error: maximum authentication attempts exceeded for invalid user dana from 213.209.159.56 port 59023 ssh2 [preauth]
Jun 12 01:32:44 instance-20260422-2348 sshd[62810]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 35164 ssh2 [preauth]
Jun 12 02:06:48 instance-20260422-2348 sshd[62906]: error: maximum authentication attempts exceeded for invalid user edgardo from 213.209.159.56 port 9860 ssh2 [preauth]
Jun 12 02:12:00 instance-20260422-2348 sshd[62929]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 43791 ssh2 [preauth]
Jun 12 02:46:20 instance-20260422-2348 sshd[63084]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 8702 ssh2 [preauth]
Jun 12 02:58:16 instance-20260422-2348 sshd[63139]: error: maximum authentication attempts exceeded for root from 193.46.255.86 port 29389 ssh2 [preauth]
Jun 12 03:16:10 instance-20260422-2348 sshd[63207]: error: maximum authentication attempts exceeded for invalid user jajuan from 213.209.159.56 port 63202 ssh2 [preauth]
Jun 12 03:32:47 instance-20260422-2348 sshd[63268]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 48862 ssh2 [preauth]
Jun 12 03:42:12 instance-20260422-2348 sshd[63304]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 03:59:53 instance-20260422-2348 sshd[63368]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 7701 ssh2 [preauth]
Jun 12 04:25:17 instance-20260422-2348 sshd[63451]: error: maximum authentication attempts exceeded for invalid user jalil from 213.209.159.56 port 48467 ssh2 [preauth]
Jun 12 04:53:15 instance-20260422-2348 sshd[63519]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 22624 ssh2 [preauth]
Jun 12 05:13:05 instance-20260422-2348 sshd[63572]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 18658 ssh2 [preauth]
Jun 12 05:34:01 instance-20260422-2348 sshd[63670]: error: maximum authentication attempts exceeded for invalid user jalyn from 213.209.159.56 port 11893 ssh2 [preauth]
Jun 12 06:12:57 instance-20260422-2348 sshd[63810]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 20187 ssh2 [preauth]
Jun 12 06:26:03 instance-20260422-2348 sshd[63867]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 44875 ssh2 [preauth]
Jun 12 06:42:17 instance-20260422-2348 sshd[64042]: error: maximum authentication attempts exceeded for invalid user jerod from 213.209.159.56 port 22272 ssh2 [preauth]
Jun 12 07:32:33 instance-20260422-2348 sshd[64163]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 48341 ssh2 [preauth]
Jun 12 07:38:53 instance-20260422-2348 sshd[64186]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 33417 ssh2 [preauth]
Jun 12 07:50:20 instance-20260422-2348 sshd[64305]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 18106 ssh2 [preauth]
Jun 12 08:34:18 instance-20260422-2348 sshd[64410]: error: maximum authentication attempts exceeded for invalid user support from 193.46.255.86 port 60987 ssh2 [preauth]
Jun 12 08:51:35 instance-20260422-2348 sshd[64523]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 14652 ssh2 [preauth]
Jun 12 08:51:40 instance-20260422-2348 sshd[64525]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 46946 ssh2 [preauth]
Jun 12 08:58:12 instance-20260422-2348 sshd[64534]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 31230 ssh2 [preauth]
Jun 12 09:35:52 instance-20260422-2348 sshd[64642]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 12 10:04:13 instance-20260422-2348 sshd[64714]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 54883 ssh2 [preauth]
Jun 12 10:05:32 instance-20260422-2348 sshd[64719]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 63947 ssh2 [preauth]
Jun 12 10:10:23 instance-20260422-2348 sshd[64738]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 26144 ssh2 [preauth]
Jun 12 11:12:14 instance-20260422-2348 sshd[64928]: error: maximum authentication attempts exceeded for invalid user ayesha from 213.209.159.56 port 57387 ssh2 [preauth]
Jun 12 11:16:25 instance-20260422-2348 sshd[64950]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 34952 ssh2 [preauth]
-- No entries --

KRB / 161.118.130.5 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:80 users:(("nginx",pid=193299,fd=5),("nginx",pid=193298,fd=5),("nginx",pid=193265,fd=5))   
0.0.0.0:22 users:(("sshd",pid=192849,fd=3),("systemd",pid=1,fd=189))                               
0.0.0.0:443 users:(("nginx",pid=193299,fd=10),("nginx",pid=193298,fd=10),("nginx",pid=193265,fd=10))
0.0.0.0:443 users:(("nginx",pid=193299,fd=9),("nginx",pid=193298,fd=9),("nginx",pid=193265,fd=9))   
127.0.0.1:8443 users:(("nginx",pid=193299,fd=8),("nginx",pid=193298,fd=8),("nginx",pid=193265,fd=8))   
[::]:80 users:(("nginx",pid=193299,fd=6),("nginx",pid=193298,fd=6),("nginx",pid=193265,fd=6))   
[::]:22 users:(("sshd",pid=192849,fd=4),("systemd",pid=1,fd=190))

systemd failed

最近日志错误

Jun 11 21:11:40 instance-20260429-1226 sshd[203757]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 51080 ssh2 [preauth]
Jun 11 21:21:03 instance-20260429-1226 sshd[203844]: error: maximum authentication attempts exceeded for invalid user shira from 213.209.159.56 port 28956 ssh2 [preauth]
Jun 11 21:47:17 instance-20260429-1226 sshd[204129]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 38911 ssh2 [preauth]
Jun 11 22:32:42 instance-20260429-1226 sshd[204579]: error: maximum authentication attempts exceeded for invalid user abner from 213.209.159.56 port 24933 ssh2 [preauth]
Jun 11 22:34:35 instance-20260429-1226 sshd[204597]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 30062 ssh2 [preauth]
Jun 11 22:57:18 instance-20260429-1226 sshd[204834]: error: maximum authentication attempts exceeded for root from 58.226.230.112 port 35258 ssh2 [preauth]
Jun 11 22:57:19 instance-20260429-1226 sshd[204836]: error: maximum authentication attempts exceeded for root from 58.226.230.112 port 35330 ssh2 [preauth]
Jun 11 22:57:19 instance-20260429-1226 sshd[204838]: error: maximum authentication attempts exceeded for root from 58.226.230.112 port 35410 ssh2 [preauth]
Jun 11 22:57:19 instance-20260429-1226 sshd[204840]: error: maximum authentication attempts exceeded for root from 58.226.230.112 port 35474 ssh2 [preauth]
Jun 11 23:01:21 instance-20260429-1226 sshd[204917]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 20053 ssh2 [preauth]
Jun 11 23:04:51 instance-20260429-1226 sshd[204956]: error: maximum authentication attempts exceeded for invalid user admin from 193.46.255.86 port 62810 ssh2 [preauth]
Jun 11 23:43:25 instance-20260429-1226 sshd[205358]: error: maximum authentication attempts exceeded for invalid user benton from 213.209.159.56 port 16690 ssh2 [preauth]
Jun 11 23:56:31 instance-20260429-1226 sshd[205666]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 34864 ssh2 [preauth]
Jun 12 00:15:10 instance-20260429-1226 sshd[205989]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 17603 ssh2 [preauth]
Jun 12 00:53:13 instance-20260429-1226 sshd[206381]: error: maximum authentication attempts exceeded for invalid user chancellor from 213.209.159.56 port 65089 ssh2 [preauth]
Jun 12 01:17:47 instance-20260429-1226 sshd[206623]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 54913 ssh2 [preauth]
Jun 12 01:28:59 instance-20260429-1226 sshd[206743]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 35402 ssh2 [preauth]
Jun 12 02:02:51 instance-20260429-1226 sshd[207044]: error: maximum authentication attempts exceeded for invalid user dana from 213.209.159.56 port 21864 ssh2 [preauth]
Jun 12 02:38:43 instance-20260429-1226 sshd[207386]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 48679 ssh2 [preauth]
Jun 12 02:42:28 instance-20260429-1226 sshd[207433]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 12758 ssh2 [preauth]
Jun 12 03:12:20 instance-20260429-1226 sshd[207732]: error: maximum authentication attempts exceeded for invalid user edgardo from 213.209.159.56 port 20004 ssh2 [preauth]
Jun 12 03:56:01 instance-20260429-1226 sshd[208126]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 10047 ssh2 [preauth]
Jun 12 03:56:29 instance-20260429-1226 sshd[208133]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 03:57:36 instance-20260429-1226 sshd[208148]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 03:57:44 instance-20260429-1226 sshd[208149]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 03:57:48 instance-20260429-1226 sshd[208150]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 03:57:54 instance-20260429-1226 sshd[208151]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 03:58:04 instance-20260429-1226 sshd[208153]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 03:59:19 instance-20260429-1226 sshd[208173]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 30872 ssh2 [preauth]
Jun 12 04:21:28 instance-20260429-1226 sshd[208383]: error: maximum authentication attempts exceeded for invalid user jajuan from 213.209.159.56 port 10092 ssh2 [preauth]
Jun 12 05:09:15 instance-20260429-1226 sshd[209062]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 24515 ssh2 [preauth]
Jun 12 05:19:34 instance-20260429-1226 sshd[209170]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 10844 ssh2 [preauth]
Jun 12 05:30:15 instance-20260429-1226 sshd[209281]: error: maximum authentication attempts exceeded for invalid user jalil from 213.209.159.56 port 41477 ssh2 [preauth]
Jun 12 06:22:14 instance-20260429-1226 sshd[209946]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 50789 ssh2 [preauth]
Jun 12 06:38:26 instance-20260429-1226 sshd[210098]: error: maximum authentication attempts exceeded for invalid user jalyn from 213.209.159.56 port 49946 ssh2 [preauth]
Jun 12 06:39:05 instance-20260429-1226 sshd[210104]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 36283 ssh2 [preauth]
Jun 12 07:35:05 instance-20260429-1226 sshd[210665]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 43369 ssh2 [preauth]
Jun 12 07:46:31 instance-20260429-1226 sshd[210774]: error: maximum authentication attempts exceeded for invalid user jerod from 213.209.159.56 port 46024 ssh2 [preauth]
Jun 12 07:58:39 instance-20260429-1226 sshd[210902]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 43011 ssh2 [preauth]
Jun 12 08:47:53 instance-20260429-1226 sshd[211406]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 55628 ssh2 [preauth]
Jun 12 08:51:35 instance-20260429-1226 sshd[211456]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 08:54:16 instance-20260429-1226 sshd[211484]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 65143 ssh2 [preauth]
Jun 12 09:17:33 instance-20260429-1226 sshd[211718]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 21483 ssh2 [preauth]
Jun 12 10:00:23 instance-20260429-1226 sshd[212118]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 9408 ssh2 [preauth]
Jun 12 10:01:28 instance-20260429-1226 sshd[212137]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 38937 ssh2 [preauth]
Jun 12 10:22:15 instance-20260429-1226 sshd[212307]: error: maximum authentication attempts exceeded for invalid user support from 193.46.255.86 port 41205 ssh2 [preauth]
Jun 12 10:36:18 instance-20260429-1226 sshd[212433]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 10761 ssh2 [preauth]
Jun 12 11:08:17 instance-20260429-1226 sshd[212692]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 38236 ssh2 [preauth]
Jun 12 11:12:43 instance-20260429-1226 sshd[212735]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 46214 ssh2 [preauth]
Jun 12 11:24:04 instance-20260429-1226 sshd[212952]: error: kex_exchange_identification: read: Connection reset by peer
-- No entries --

SG / 52.220.159.135 关注

影响：journal 最近错误较多 49 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

172.26.7.89:443 users:(("xray",pid=5680,fd=4))                          
0.0.0.0:22 users:(("sshd",pid=57812,fd=3),("systemd",pid=1,fd=133))
[::]:22 users:(("sshd",pid=57812,fd=4),("systemd",pid=1,fd=134))

systemd failed

最近日志错误

May 27 12:33:03 SG sshd[28299]: error: kex_exchange_identification: read: Connection reset by peer
May 28 01:58:45 SG sshd[52601]: error: maximum authentication attempts exceeded for root from 183.224.131.83 port 41908 ssh2 [preauth]
May 28 17:04:55 SG sshd[58755]: error: kex_exchange_identification: read: Connection reset by peer
May 28 19:03:43 SG sshd[59126]: error: kex_exchange_identification: read: Connection reset by peer
May 29 11:25:39 SG sshd[63022]: error: Protocol major versions differ: 2 vs. 1
May 29 15:51:33 SG sshd[64094]: error: maximum authentication attempts exceeded for root from 59.26.193.177 port 60730 ssh2 [preauth]
May 29 15:51:34 SG sshd[64096]: error: maximum authentication attempts exceeded for root from 59.26.193.177 port 32782 ssh2 [preauth]
May 29 15:51:36 SG sshd[64098]: error: maximum authentication attempts exceeded for root from 59.26.193.177 port 33058 ssh2 [preauth]
May 29 15:51:38 SG sshd[64102]: error: maximum authentication attempts exceeded for invalid user admin from 59.26.193.177 port 33502 ssh2 [preauth]
May 30 16:41:25 SG sshd[70891]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
May 30 20:19:28 SG sshd[71768]: error: kex_exchange_identification: read: Connection reset by peer
Jun 01 05:21:44 SG sshd[81068]: error: kex_exchange_identification: read: Connection reset by peer
Jun 03 03:44:26 SG sshd[97530]: error: kex_exchange_identification: read: Connection reset by peer
Jun 03 03:44:38 SG sshd[97531]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 03 09:06:07 SG sshd[98858]: error: kex_exchange_identification: read: Connection reset by peer
Jun 03 09:06:27 SG sshd[98859]: error: kex_exchange_identification: read: Connection reset by peer
-- Boot b8e3c09e37a34557ae5ff86c1823668d --
Jun 03 16:26:03 SG networkctl[5637]: Interface "wg-landing" not found.
Jun 03 17:10:39 SG sshd[6146]: error: kex_exchange_identification: read: Connection reset by peer
Jun 04 00:18:04 SG sshd[7652]: error: kex_exchange_identification: read: Connection reset by peer
Jun 04 17:31:54 SG sshd[13251]: error: Protocol major versions differ: 2 vs. 1
Jun 04 18:43:08 SG sshd[13445]: error: Protocol major versions differ: 2 vs. 1
Jun 04 18:43:08 SG sshd[13450]: error: Protocol major versions differ: 2 vs. 1
Jun 05 04:52:32 SG sshd[15628]: error: Protocol major versions differ: 2 vs. 1
Jun 05 04:52:32 SG sshd[15633]: error: Protocol major versions differ: 2 vs. 1
Jun 05 07:38:24 SG sshd[17047]: error: Protocol major versions differ: 2 vs. 1
Jun 05 07:38:24 SG sshd[17049]: error: Protocol major versions differ: 2 vs. 1
Jun 05 19:14:38 SG sshd[19595]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 06 08:13:43 SG sshd[22942]: error: kex_exchange_identification: read: Connection reset by peer
Jun 07 11:58:02 SG sshd[29278]: error: kex_exchange_identification: read: Connection reset by peer
Jun 08 17:01:45 SG sshd[36948]: error: kex_exchange_identification: read: Connection reset by peer
Jun 08 20:41:19 SG sshd[37630]: error: kex_exchange_identification: read: Connection reset by peer
Jun 09 00:22:45 SG sshd[38416]: fatal: userauth_pubkey: parse publickey packet: incomplete message [preauth]
Jun 09 05:38:56 SG sshd[39902]: error: Protocol major versions differ: 2 vs. 1
Jun 09 06:26:23 SG sshd[45094]: error: maximum authentication attempts exceeded for root from 92.33.193.44 port 50380 ssh2 [preauth]
Jun 09 06:26:32 SG sshd[45096]: error: maximum authentication attempts exceeded for root from 92.33.193.44 port 50740 ssh2 [preauth]
Jun 09 06:26:40 SG sshd[45098]: error: maximum authentication attempts exceeded for root from 92.33.193.44 port 51148 ssh2 [preauth]
Jun 09 06:26:56 SG sshd[45102]: error: maximum authentication attempts exceeded for invalid user admin from 92.33.193.44 port 51844 ssh2 [preauth]
Jun 09 08:19:29 SG sshd[45608]: error: maximum authentication attempts exceeded for root from 125.132.34.65 port 35618 ssh2 [preauth]
Jun 09 08:19:34 SG sshd[45610]: error: maximum authentication attempts exceeded for root from 125.132.34.65 port 35958 ssh2 [preauth]
Jun 09 08:19:37 SG sshd[45612]: error: maximum authentication attempts exceeded for root from 125.132.34.65 port 36398 ssh2 [preauth]
Jun 09 08:19:45 SG sshd[45616]: error: maximum authentication attempts exceeded for invalid user admin from 125.132.34.65 port 37066 ssh2 [preauth]
Jun 11 02:45:47 SG sshd[56198]: error: maximum authentication attempts exceeded for root from 115.195.52.145 port 34978 ssh2 [preauth]
Jun 11 02:45:55 SG sshd[56200]: error: maximum authentication attempts exceeded for root from 115.195.52.145 port 35069 ssh2 [preauth]
Jun 11 02:46:04 SG sshd[56203]: error: maximum authentication attempts exceeded for root from 115.195.52.145 port 35164 ssh2 [preauth]
Jun 11 02:46:22 SG sshd[56207]: error: maximum authentication attempts exceeded for invalid user admin from 115.195.52.145 port 35352 ssh2 [preauth]
Jun 12 03:59:51 SG sshd[64883]: error: maximum authentication attempts exceeded for root from 171.207.213.189 port 37844 ssh2 [preauth]
Jun 12 03:59:53 SG sshd[64885]: error: maximum authentication attempts exceeded for root from 171.207.213.189 port 38082 ssh2 [preauth]
Jun 12 03:59:56 SG sshd[64887]: error: maximum authentication attempts exceeded for root from 171.207.213.189 port 38280 ssh2 [preauth]
Jun 12 04:00:03 SG sshd[64891]: error: maximum authentication attempts exceeded for invalid user admin from 171.207.213.189 port 38716 ssh2 [preauth]
Jun 12 05:00:47 SG sshd[65162]: error: kex_exchange_identification: read: Connection reset by peer
-- No entries --

UK / 167.71.140.103 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

0.0.0.0:22 users:(("sshd",pid=85401,fd=3),("systemd",pid=1,fd=171))
167.71.140.103:443 users:(("xray",pid=3584,fd=3))                          
[::]:22 users:(("sshd",pid=85401,fd=4),("systemd",pid=1,fd=172))

systemd failed

最近日志错误

Jun 12 04:48:47 UK sshd[103413]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 04:52:51 UK sshd[103431]: error: maximum authentication attempts exceeded for root from 45.148.10.151 port 24740 ssh2 [preauth]
Jun 12 04:58:43 UK sshd[103453]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 53248 ssh2 [preauth]
Jun 12 05:04:36 UK sshd[103487]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 12682 ssh2 [preauth]
Jun 12 05:05:56 UK sshd[103501]: error: maximum authentication attempts exceeded for invalid user jalil from 213.209.159.56 port 20672 ssh2 [preauth]
Jun 12 05:10:31 UK sshd[103519]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 3852 ssh2 [preauth]
Jun 12 05:16:23 UK sshd[103551]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 60858 ssh2 [preauth]
Jun 12 05:17:32 UK sshd[103566]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 35679 ssh2 [preauth]
Jun 12 05:22:21 UK sshd[103638]: error: maximum authentication attempts exceeded for root from 45.148.10.152 port 6784 ssh2 [preauth]
Jun 12 05:28:13 UK sshd[103672]: error: maximum authentication attempts exceeded for root from 45.148.10.147 port 43372 ssh2 [preauth]
Jun 12 05:34:09 UK sshd[103697]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 38870 ssh2 [preauth]
Jun 12 05:40:02 UK sshd[103729]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 48796 ssh2 [preauth]
Jun 12 05:45:55 UK sshd[103760]: error: maximum authentication attempts exceeded for root from 92.118.39.236 port 47978 ssh2 [preauth]
Jun 12 05:51:49 UK sshd[103788]: error: maximum authentication attempts exceeded for root from 45.148.10.147 port 52992 ssh2 [preauth]
Jun 12 05:56:40 UK sshd[103816]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 55360 ssh2 [preauth]
Jun 12 06:03:37 UK sshd[103846]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 28680 ssh2 [preauth]
Jun 12 06:09:27 UK sshd[103877]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 60196 ssh2 [preauth]
Jun 12 06:14:33 UK sshd[103901]: error: maximum authentication attempts exceeded for invalid user jalyn from 213.209.159.56 port 23268 ssh2 [preauth]
Jun 12 06:15:17 UK sshd[103908]: error: maximum authentication attempts exceeded for root from 45.148.10.141 port 38284 ssh2 [preauth]
Jun 12 06:21:38 UK sshd[103941]: error: maximum authentication attempts exceeded for root from 45.148.10.147 port 59012 ssh2 [preauth]
Jun 12 06:27:32 UK sshd[103990]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 1886 ssh2 [preauth]
Jun 12 06:33:24 UK sshd[104069]: error: maximum authentication attempts exceeded for root from 92.118.39.236 port 11072 ssh2 [preauth]
Jun 12 06:37:13 UK sshd[104084]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 46216 ssh2 [preauth]
Jun 12 06:37:59 UK sshd[104094]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 06:39:13 UK sshd[104281]: error: maximum authentication attempts exceeded for root from 45.148.10.151 port 64362 ssh2 [preauth]
Jun 12 06:51:01 UK sshd[104472]: error: maximum authentication attempts exceeded for root from 45.148.10.152 port 5988 ssh2 [preauth]
Jun 12 06:56:52 UK sshd[104512]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 2772 ssh2 [preauth]
Jun 12 07:09:35 UK sshd[104569]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 37277 ssh2 [preauth]
Jun 12 07:22:36 UK sshd[104703]: error: maximum authentication attempts exceeded for invalid user jerod from 213.209.159.56 port 23988 ssh2 [preauth]
Jun 12 07:36:38 UK sshd[104771]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 07:56:56 UK sshd[104832]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 35801 ssh2 [preauth]
Jun 12 08:22:39 UK sshd[104972]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 30636 ssh2 [preauth]
Jun 12 08:30:37 UK sshd[105009]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 53234 ssh2 [preauth]
Jun 12 09:15:59 UK sshd[105264]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 41485 ssh2 [preauth]
Jun 12 09:35:10 UK sshd[105399]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 34221 ssh2 [preauth]
Jun 12 09:38:06 UK sshd[105418]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 26713 ssh2 [preauth]
Jun 12 10:07:35 UK sshd[105518]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 5592 ssh2 [preauth]
Jun 12 10:09:56 UK sshd[105534]: error: maximum authentication attempts exceeded for invalid user support from 193.46.255.86 port 63427 ssh2 [preauth]
Jun 12 10:14:02 UK sshd[105552]: error: maximum authentication attempts exceeded for root from 45.148.10.151 port 54064 ssh2 [preauth]
Jun 12 10:20:45 UK sshd[105631]: error: maximum authentication attempts exceeded for root from 45.148.10.152 port 14984 ssh2 [preauth]
Jun 12 10:27:37 UK sshd[105664]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 15686 ssh2 [preauth]
Jun 12 10:34:44 UK sshd[105696]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 16848 ssh2 [preauth]
Jun 12 10:41:25 UK sshd[105726]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 21152 ssh2 [preauth]
Jun 12 10:45:09 UK sshd[105762]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 25495 ssh2 [preauth]
Jun 12 10:47:52 UK sshd[105776]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 52715 ssh2 [preauth]
Jun 12 10:48:23 UK sshd[105784]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 27642 ssh2 [preauth]
Jun 12 11:02:08 UK sshd[105867]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 49874 ssh2 [preauth]
Jun 12 11:08:58 UK sshd[105912]: error: maximum authentication attempts exceeded for root from 45.227.254.170 port 54378 ssh2 [preauth]
Jun 12 11:15:51 UK sshd[105957]: error: maximum authentication attempts exceeded for root from 45.148.10.147 port 55468 ssh2 [preauth]
Jun 12 11:22:41 UK sshd[106060]: error: maximum authentication attempts exceeded for root from 45.148.10.157 port 36898 ssh2 [preauth]
-- No entries --

USB / 161.153.95.69 关注

影响：journal 最近错误较多 50 行

建议：保持只读前提下已完成核查；如需修复，建议先备份相关配置，再针对 failed unit、磁盘/内存或服务状态逐项处理。

端口摘要

127.0.0.1:8443 users:(("nginx",pid=59451,fd=7),("nginx",pid=59450,fd=7),("nginx",pid=59449,fd=7))   
0.0.0.0:443 users:(("nginx",pid=59451,fd=11),("nginx",pid=59450,fd=11),("nginx",pid=59449,fd=11))
0.0.0.0:443 users:(("nginx",pid=59451,fd=10),("nginx",pid=59450,fd=10),("nginx",pid=59449,fd=10))
0.0.0.0:22 users:(("sshd",pid=54288,fd=3),("systemd",pid=1,fd=218))                             
0.0.0.0:80 users:(("nginx",pid=59451,fd=8),("nginx",pid=59450,fd=8),("nginx",pid=59449,fd=8))   
[::]:22 users:(("sshd",pid=54288,fd=4),("systemd",pid=1,fd=221))

systemd failed

最近日志错误

Jun 11 23:11:24 instance-20260423-0151 sshd[70625]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 42774 ssh2 [preauth]
Jun 11 23:16:29 instance-20260423-0151 sshd[70660]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 17166 ssh2 [preauth]
Jun 11 23:53:11 instance-20260423-0151 sshd[70785]: error: maximum authentication attempts exceeded for invalid user chancellor from 213.209.159.56 port 28620 ssh2 [preauth]
Jun 12 00:25:20 instance-20260423-0151 sshd[70910]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 31251 ssh2 [preauth]
Jun 12 00:37:55 instance-20260423-0151 sshd[71095]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 50889 ssh2 [preauth]
Jun 12 01:02:59 instance-20260423-0151 sshd[71196]: error: maximum authentication attempts exceeded for invalid user dana from 213.209.159.56 port 58634 ssh2 [preauth]
Jun 12 01:38:54 instance-20260423-0151 sshd[71281]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 41574 ssh2 [preauth]
Jun 12 01:44:47 instance-20260423-0151 sshd[71304]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 01:58:49 instance-20260423-0151 sshd[71331]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 38367 ssh2 [preauth]
Jun 12 02:02:46 instance-20260423-0151 sshd[71344]: error: maximum authentication attempts exceeded for root from 193.46.255.86 port 58070 ssh2 [preauth]
Jun 12 02:12:27 instance-20260423-0151 sshd[71377]: error: maximum authentication attempts exceeded for invalid user edgardo from 213.209.159.56 port 65020 ssh2 [preauth]
Jun 12 02:52:28 instance-20260423-0151 sshd[71475]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 8391 ssh2 [preauth]
Jun 12 03:19:43 instance-20260423-0151 sshd[71557]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 5192 ssh2 [preauth]
Jun 12 03:21:48 instance-20260423-0151 sshd[71566]: error: maximum authentication attempts exceeded for invalid user jajuan from 213.209.159.56 port 48283 ssh2 [preauth]
Jun 12 04:05:59 instance-20260423-0151 sshd[71686]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 57024 ssh2 [preauth]
Jun 12 04:13:13 instance-20260423-0151 sshd[71704]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 04:31:01 instance-20260423-0151 sshd[71942]: error: maximum authentication attempts exceeded for invalid user jalil from 213.209.159.56 port 18703 ssh2 [preauth]
Jun 12 04:40:16 instance-20260423-0151 sshd[71974]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 42322 ssh2 [preauth]
Jun 12 05:19:11 instance-20260423-0151 sshd[72627]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 63748 ssh2 [preauth]
Jun 12 05:39:40 instance-20260423-0151 sshd[72695]: error: maximum authentication attempts exceeded for invalid user jalyn from 213.209.159.56 port 33643 ssh2 [preauth]
Jun 12 05:49:29 instance-20260423-0151 sshd[72747]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 05:59:58 instance-20260423-0151 sshd[72819]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 48138 ssh2 [preauth]
Jun 12 06:32:03 instance-20260423-0151 sshd[73022]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 22647 ssh2 [preauth]
Jun 12 06:38:21 instance-20260423-0151 sshd[73050]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 06:47:52 instance-20260423-0151 sshd[73078]: error: maximum authentication attempts exceeded for invalid user jerod from 213.209.159.56 port 36797 ssh2 [preauth]
Jun 12 06:55:45 instance-20260423-0151 sshd[73219]: error: maximum authentication attempts exceeded for root from 175.205.103.66 port 37436 ssh2 [preauth]
Jun 12 06:55:52 instance-20260423-0151 sshd[73221]: error: maximum authentication attempts exceeded for root from 175.205.103.66 port 37554 ssh2 [preauth]
Jun 12 06:55:59 instance-20260423-0151 sshd[73223]: error: maximum authentication attempts exceeded for root from 175.205.103.66 port 37625 ssh2 [preauth]
Jun 12 07:19:37 instance-20260423-0151 sshd[73301]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 30585 ssh2 [preauth]
Jun 12 07:38:32 instance-20260423-0151 sshd[73369]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 07:41:44 instance-20260423-0151 sshd[73378]: error: maximum authentication attempts exceeded for invalid user support from 193.46.255.86 port 42684 ssh2 [preauth]
Jun 12 07:44:58 instance-20260423-0151 sshd[73390]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 65437 ssh2 [preauth]
Jun 12 07:54:34 instance-20260423-0151 sshd[73428]: error: Protocol major versions differ: 2 vs. 1
Jun 12 07:55:47 instance-20260423-0151 sshd[73450]: error: maximum authentication attempts exceeded for invalid user keelan from 213.209.159.56 port 20088 ssh2 [preauth]
Jun 12 08:30:07 instance-20260423-0151 sshd[73605]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 08:38:41 instance-20260423-0151 sshd[73629]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 8665 ssh2 [preauth]
Jun 12 08:40:25 instance-20260423-0151 sshd[73636]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 08:54:25 instance-20260423-0151 sshd[73682]: error: maximum authentication attempts exceeded for root from 185.164.81.156 port 55338 ssh2 [preauth]
Jun 12 08:54:29 instance-20260423-0151 sshd[73684]: error: maximum authentication attempts exceeded for root from 185.164.81.156 port 55542 ssh2 [preauth]
Jun 12 08:54:32 instance-20260423-0151 sshd[73686]: error: maximum authentication attempts exceeded for root from 185.164.81.156 port 55768 ssh2 [preauth]
Jun 12 08:57:35 instance-20260423-0151 sshd[73706]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 5893 ssh2 [preauth]
Jun 12 09:03:29 instance-20260423-0151 sshd[73730]: error: maximum authentication attempts exceeded for invalid user varun from 213.209.159.56 port 18724 ssh2 [preauth]
Jun 12 09:57:30 instance-20260423-0151 sshd[73886]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 35402 ssh2 [preauth]
Jun 12 10:10:10 instance-20260423-0151 sshd[73922]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 5396 ssh2 [preauth]
Jun 12 10:10:44 instance-20260423-0151 sshd[73928]: error: maximum authentication attempts exceeded for invalid user yisroel from 213.209.159.56 port 38464 ssh2 [preauth]
Jun 12 10:34:14 instance-20260423-0151 sshd[74006]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 10:51:22 instance-20260423-0151 sshd[74050]: error: kex_exchange_identification: read: Connection reset by peer
Jun 12 11:16:03 instance-20260423-0151 sshd[74104]: error: maximum authentication attempts exceeded for invalid user user from 2.57.121.25 port 21889 ssh2 [preauth]
Jun 12 11:17:20 instance-20260423-0151 sshd[74114]: error: maximum authentication attempts exceeded for invalid user ayesha from 213.209.159.56 port 22609 ssh2 [preauth]
Jun 12 11:22:20 instance-20260423-0151 sshd[74139]: error: maximum authentication attempts exceeded for invalid user admin from 2.57.121.112 port 38240 ssh2 [preauth]
-- No entries --