Common maintenance commands in Linux

In Linux, the common maintenance commands-Linux Enterprise Application-Linux server application information are as follows. Ps-ef | grep http | wc-l -- view the number of http Processes

Netstat-an | grep "80" | wc-l -- number of workers on port 80

Rm-rf abc -- delete the abc directory

Cp-R abc abcd -- copy the content under the abc directory to the abcd directory

Top -- CPU and memory information (most commonly used for good monitoring)

Tar czvf abc.tar.gz abc -- compress the abc file into abc.tar.gz.

Uptime -- cpu utilization

Mysqldump-u user-p Password Database Name> specific directory-mysql Data Backup