Useful Commands/System Management: Difference between revisions

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| List process tree ||
| List process tree ||
<source lang="bash">
<source lang="bash">
pstree -p 713
</source>
</source>
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|-

Revision as of 03:30, 23 February 2019

情境 指令
List process
ps -axco pid,command
ps -axco pid,command | grep 'bash'
List process tree
pstree -p 713
顯示CPU資訊
cat /proc/cpuinfo
顯示記憶體資訊
cat /proc/meminfo
釋放記憶體並且顯示記憶體資訊
free
執行一個工作,同時輸出到畫面上也寄到信箱
# TODO
ls -l | tee ${SSH_TTY} | ???
查詢應用程式預設值 (OSX)
defaults find {關鍵字} <nowiki>|</nowiki> less
讀取應用程式預設值
defaults read {關鍵字} <nowiki>|</nowiki> less
檢查使用中的語系
locale
檢查可使用的語系
locale -a
重建語系定義檔
sudo locale-gen
變更使用者語系
一分鐘後執行指令
echo "ls -l > `tty`" | at now + 1 minute