我的.bashrc

umask 0022

alias ll='ls -lh'

alias la='ls -lha'

alias lt='ls -lhtr'

alias lS='ls -lhSr'

alias lD='ls -lh |grep "^d"'

alias du1='du -h --max-depth=1'

alias du2='du -h --max-depth=2'

alias h='history 10'

alias c='clear'

alias psg='ps -ef |grep'

alias crl='crontab -l'

alias cre='crontab -e'

alias osinfo='cat /proc/version && cat /etc/redhat-release && cat /etc/issue'