Useful Commands/System Management
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OS Management
123
TODO
| 情境 | 指令 |
|---|---|
| List process |
ps -axo pid,command
ps -axo pid,command | awk 'match($2, /^ssh/) { print $0; }'
ps -axo pid,command | awk 'match($2, /^login/) { print $0; }'
ps -axo pid,command | awk 'match($2, /^-?bash/) { print $0; }'
|
| List process tree |
pstree 713
pstree $(ps -axo pid,command | awk 'match($2, /^login/) { print $1 }')
|
| CPU & Memory |
# Linux
cat /proc/cpuinfo
cat /proc/meminfo
free
sudo dmidecode --type 17,19,20
|
| Locale |
locale # current locale
locale -a # available locales
sudo locale-gen # rebuild locales
|
| Run a command one minute later |
echo "ls -l > `tty`" | at now + 1 minute
|