Useful command combination in System Administration
Once you are in a linux box, these commands will help you to save your time a lot.
[root@linuxblack tmp]# ps aux|grep nagios | awk '{print $2}'|xargs kill -9 to kill the process owned by nagios
[root@linuxblack tmp]# ll | grep 02:1| awk '{print $9}'| xargs gzip list and zip the files in a dir whose time is 02:1
[root@linuxblack tmp]# ll | grep Jul| awk '{print $9}'| xargs du -hs - list and display the disk usage
[root@linuxblack tmp]# lsof -i TCP:443|awk '{print $2}'|xargs kill -9 Kill the process listening on port 443
Once you are in a linux box, these commands will help you to save your time a lot.
[root@linuxblack tmp]# ps aux|grep nagios | awk '{print $2}'|xargs kill -9 to kill the process owned by nagios
[root@linuxblack tmp]# ll | grep 02:1| awk '{print $9}'| xargs gzip list and zip the files in a dir whose time is 02:1
[root@linuxblack tmp]# ll | grep Jul| awk '{print $9}'| xargs du -hs - list and display the disk usage
[root@linuxblack tmp]# lsof -i TCP:443|awk '{print $2}'|xargs kill -9 Kill the process listening on port 443
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