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grep查找进程时,忽略grep进程本身
2022-07-06 18:05:00 【Channing Lewis】
ps -ef | grep '进程名' | grep -v grep
grep -v grep即去除结果中含有grep的进程。
但是要注意如果你的进程名中本身含有grep也会被忽略。
这时就需要更细致的规则,例如去除条件里加上一个空格:
ps -ef | grep '进程名' | grep -v 'grep '
因为grep进程是以grep+空格开头的,而一般进程不会这样,所以可以区分。
如果还区分不了可以考虑grep -v支持的正则表达式写法,这里不再赘述。(因为实在太罕见了)
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