[root@db services]# systemctl status mysqld@replica01
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mysqld@replica01.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld@.service; enabled; vendor preset: disabled)
Active: activating (start) since Sun 2016-11-13 15:58:34 CET; 1 day 20h ago
Main PID: 27600 (code=exited, status=0/SUCCESS)
CGroup: /system.slice/system-mysqld.slice/mysqld@replica01.service
Nov 13 15:59:02 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:02.088078Z 0 [Note] InnoDB: Check that you do not already have another mysqld process u...og files.
Nov 13 15:59:03 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:03.088247Z 0 [ERROR] InnoDB: Unable to lock ./ibdata1 error: 11
Nov 13 15:59:03 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:03.088299Z 0 [Note] InnoDB: Check that you do not already have another mysqld process u...og files.
Nov 13 15:59:04 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:04.088460Z 0 [ERROR] InnoDB: Unable to lock ./ibdata1 error: 11
Nov 13 15:59:04 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:04.088536Z 0 [Note] InnoDB: Check that you do not already have another mysqld process u...og files.
Nov 13 15:59:05 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:05.088691Z 0 [ERROR] InnoDB: Unable to lock ./ibdata1 error: 11
Nov 13 15:59:05 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:05.088745Z 0 [Note] InnoDB: Check that you do not already have another mysqld process u...og files.
Nov 13 15:59:06 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:06.088904Z 0 [ERROR] InnoDB: Unable to lock ./ibdata1 error: 11
Nov 13 15:59:06 xx.xx.xx mysqld[28771]: 2016-11-13T14:59:06.088954Z 0 [Note] InnoDB: Check that you do not already have another mysqld process u...og files.
Nov 13 15:59:06 xx.xx.xx systemd[1]: PID file /var/run/mysqld/mysqld-replica01.pid not readable (yet?) after start.
Hint: Some lines were ellipsized, use -l to show in full.
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[root@db services]# ps -eafw|grep mysql
mysql 6758 1 10 Nov14 ? 02:50:40 /usr/sbin/mysqld --daemonize --pid-file=/var/run/mysqld/mysqld.pid
root 27556 25562 0 12:00 pts/0 00:00:00 grep --color=auto mysql
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[root@db services]# ls -lisa /var/log/mysql-replica01
total 4
202352193 0 drwxr-xr-x. 2 root root 6 Nov 14 09:47 .
67109037 4 drwxr-xr-x. 8 root root 4096 Nov 13 15:29 ..
[root@db services]# ls -lisa /var/run/mysqld/mysql-replica01.pid
ls: cannot access /var/run/mysqld/mysql-replica01.pid: No such file or directory
[root@db services]# ls -lisa /var/lib/mysql-replica01
total 110600
1051617 0 drwxr-x--x. 2 mysql mysql 96 Nov 14 09:38 .
134320262 4 drwxr-xr-x. 27 root root 4096 Nov 15 01:22 ..
1053147 0 -rw-r-----. 1 mysql mysql 0 Nov 14 09:38 db-bin.index
1053162 4 -rw-r-----. 1 mysql mysql 209 Nov 14 09:38 ib_buffer_pool
1053158 49152 -rw-r-----. 1 mysql mysql 50331648 Nov 14 09:38 ib_logfile0
1053159 49152 -rw-r-----. 1 mysql mysql 50331648 Nov 14 09:38 ib_logfile1
1053157 12288 -rw-r-----. 1 mysql mysql 12582912 Nov 14 09:38 ibdata1
[root@db services]#