pgrep命令

[root@mysql-host1 ~]# pidof mysqld
100011 59928 10845 9068
[root@mysql-host1 ~]# pgrep mysqld
9068
10845
59928
100011
[root@mysql-host1 ~]# pgrep -fl /data/mysql/mysql3306/my3306.cnf 
9068 mysqld
10845 mysqld
59928 mysqld

-- 其中有三个是docker环境MySQL实例
[root@mysql-host1 ~]# docker ps
CONTAINER ID   IMAGE                             COMMAND                  CREATED        STATUS      PORTS                  NAMES
d72896f8bfcc   zhouwanchun/centos-ssh:7.9.2009   "/usr/bin/supervisor…"   5 months ago   Up 4 days   0.0.0.0:5613->22/tcp   db03
9df5b90f6df9   zhouwanchun/centos-ssh:7.9.2009   "/usr/bin/supervisor…"   5 months ago   Up 4 days   0.0.0.0:5612->22/tcp   db02
1e0f8a15ed27   zhouwanchun/centos-ssh:7.9.2009   "/usr/bin/supervisor…"   5 months ago   Up 4 days   0.0.0.0:5611->22/tcp   db01