Useful Commands/Service Management: Difference between revisions
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| Line 6: | Line 6: | ||
<syntaxhighlight lang="bash"> | <syntaxhighlight lang="bash"> | ||
systemctl -t service | systemctl -t service | ||
systemctl list-units -t service | |||
</syntaxhighlight> | </syntaxhighlight> | ||
|- | |- | ||
| Setup a service || | | Setup a service || | ||
<syntaxhighlight lang="bash"> | <syntaxhighlight lang="bash"> | ||
systemctl status llama-swap | |||
systemctl status llama-swap.service | |||
systemctl reload nginx | systemctl reload nginx | ||
systemctl disable mysql.service | systemctl disable mysql.service | ||
Revision as of 01:35, 10 September 2026
systemctl
| Purpose | Command |
|---|---|
| List services |
systemctl -t service
systemctl list-units -t service
|
| Setup a service |
systemctl status llama-swap
systemctl status llama-swap.service
systemctl reload nginx
systemctl disable mysql.service
systemctl reload systemd-networkd
|
| Monitor a service |
systemctl status nginx
|
| Control services |
systemctl start nginx
systemctl stop nginx
|
Linux 傳統
| 情境 | 指令 |
|---|---|
| 管理系統服務 | sudo service start/stop/reload/restart {服務名稱}
|
| 顯示服務狀態 | service --status-all
|
| 顯示服務 (啟動/關閉) 時機 (runlevel 0~6) | chkconfig --list
|
| 設定服務在開機後自動啟動 | sudo chkconfig --level 2345 {服務名稱} on
|
Run Level
| Run Level | Description |
|---|---|
| 0 | halt |
| 1 | single user mode |
| 2 | Multi-user, without NFS |
| 3 | Full multi-user mode |
| 4 | unused |
| 5 | X11 |
| 6 | reboot |