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Linuxのユーザーとかグループとかの確認コマンド

Last updated at Posted at 2015-08-11

忘れがちなので。

ユーザー一覧

$ cat /etc/passwd
# LDAPアカウントを含むユーザー一覧の場合、getentコマンドを利用
$ getent passwd

グループ一覧

$ cat /etc/group
# 同じく
$ getent group

ログインユーザー名とプロセス

$ w
 01:50:21 up  1:02,  1 user,  load average: 0.00, 0.01, 0.05
USER	TTY		FROM			LOGIN@	IDLE	JCPU	PCPU	WHAT
hoge	pts/0	xxxx.yyy.zzz	01:19	5.00s	0.01s	0.00s	-bash

ログインユーザーの所属グループ

$ groups
wheel apache tomcat
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