Linux Command Learning

1.lsof command (list open files, which lists the opened file, everything in the Linux system exists as a file)

LS of-i: Port. Lists information for the specified port

2.ps command (process status, which shows Progress state information)

Watch-n 1 Ps-aux--sort-pmem-pcpu refresh every 1 seconds based on memory usage and CPU list of process information

3.grep command (globally search regular expression print, searches the file for the specified string)

Grep-c Operationrecord 20180814.log

Linux Command Learning