账号 — Nexus Shell

$ ssh -i ~/.ssh/id_ed25519 root@lax.cn2.example
The authenticity of host 'lax.cn2.example (192.0.2.42)' can't be established.
ED25519 key fingerprint is SHA256:XkJ8aP9q3vRtKL5wMnB8/uH7zV2cD4fE6gH8iJ0kL1m
Are you sure you want to continue connecting (yes/no/[fingerprint])? yes
Warning: Permanently added 'lax.cn2.example' (ED25519) to the list of known hosts.
[+] handshake complete · curve25519-sha256 · 256-bit AES-GCM
[+] authenticated as root via publickey (ed25519)
Last login: Wed May  9 14:21:33 2026 from 10.0.0.42

  Welcome to Ubuntu 24.04.1 LTS (GNU/Linux 6.8.0-31-generic x86_64)

   * Documentation:  https://help.ubuntu.com
   * Management:     https://landscape.canonical.com
   * Support:        https://ubuntu.com/pro

  System load:  0.86               Processes:               151
  Usage of /:   42.8% of 78.65GB   Users logged in:         1
  Memory usage: 49%                IPv4 address for eth0:   10.0.4.18
  Swap usage:   0%                 IPv4 address for docker: 172.17.0.1

[!] 47 updates can be applied immediately.
[!] 18 of these updates are standard security updates.

root@lax-cn2:~# uptime
 14:23:11 up 47 days,  3:12,  1 user,  load average: 0.86, 0.42, 0.18

root@lax-cn2:~# free -h
               total        used        free      shared  buff/cache   available
Mem:            15Gi       7.2Gi       4.1Gi       256Mi       3.7Gi       7.6Gi
Swap:          2.0Gi          0B       2.0Gi

root@lax-cn2:~# docker ps
CONTAINER ID   IMAGE              STATUS         PORTS                            NAMES
8f00a8b2c1d4   nginx:alpine       Up 12 days     0.0.0.0:80->80/tcp, :443/tcp     edge-proxy
af02c2ce5612   redis:7.2          Up 8 days      6379/tcp                         cache-1
b7c3d9012abc   postgres:16        Up 47 days     5432/tcp                         db-primary
e4a89102fb45   node:20-alpine     Up 3 hours     0.0.0.0:3000->3000/tcp           api-server

root@lax-cn2:~# top -bn1 | head -8
top - 14:23:21 up 47 days,  3:13,  1 user,  load average: 0.86, 0.42, 0.18
Tasks: 218 total,   1 running, 217 sleeping,   0 stopped,   0 zombie
%Cpu(s):  3.5 us,  0.7 sy,  0.0 ni, 95.6 id,  0.1 wa,  0.0 hi,  0.0 si,  0.0 st
MiB Mem :  15843.4 total,   4128.9 free,   7298.2 used,   3812.4 buff/cache

  PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND
 1024 root      20   0  812456  98432  12784 S   2.3   0.6   4:32.17 nginx
 2048 redis     20   0  216584  42816   3920 S   0.7   0.3   1:18.42 redis-server
 3072 postgres  20   0 1248192 152384  98208 S   0.3   1.0  18:42.81 postgres

root@lax-cn2:~# ls -la /var/log/nginx/
total 24K
drwxr-xr-x  2 root root 4.0K May  9 14:00 .
drwxr-xr-x 14 root root 4.0K May  9 06:25 ..
-rw-r-----  1 root adm  8.4K May  9 14:23 access.log
-rw-r-----  1 root adm  1.2K May  9 14:00 error.log

root@lax-cn2:~# █
[ EOF // ~ ]
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