标签：linux

Centos linux系统查看进程ps命令的用法

[root@VM-0-15-centos ~]# ps --helpUsage: ps [options] Try 'ps --help <simple|list|output|threads|misc|all>'  or 'ps --help <s|l|o|t|m|a>' for additional help text.For more details see ps(1).[root@VM-0-15-centos ~]# ps --help allUsage: ps [optio...