Centos6 下 logrotate 探源3

[root@Test-slave ~]# ll  /etc/logrotate.d 
total 44
-rw-r--r--. 1 root root  71 Oct 15 23:33 cups
-rw-r--r--. 1 root root 103 Oct 16 05:49 dracut
-rw-r--r--. 1 root root 185 Aug 15  2014 httpd
-rw-r--r--. 1 root root 844 Mar  3 01:43 mysql
-rw-r--r--. 1 root root 136 Aug 23  2010 ppp
-rw-r--r--. 1 root root 329 Jul 17  2012 psacct
-rw-r--r--. 1 root root 210 Aug 15  2013 syslog
-rw-r--r--. 1 root root 100 Feb  4  2013 wpa_supplicant
-rw-r--r--. 1 root root  87 Oct 16 23:15 yum
-rw-r--r--. 1 root root 125 Jan 29  2014 zabbix-agent
-rw-r--r--. 1 root root 140 Jan 29  2014 zabbix-server
[root@Test-slave ~]# 

[root@Test-slave ~]# cat /etc/logrotate.d/mysql 
# The log file name and location can be set in
# /etc/my.cnf by setting the "log-error" option
# in either [mysqld] or [mysqld_safe] section as
# follows:
#
# [mysqld]
# log-error=/var/lib/mysql/mysqld.log
#
# In case the root user has a password, then you
# have to create a /root/.my.cnf configuration file
# with the following content:
#
# [mysqladmin]
# password = <secret> 
# user= root
#
# where "<secret>" is the password. 
#
# ATTENTION: The /root/.my.cnf file should be readable
# _ONLY_ by root !

/var/lib/mysql/mysqld.log {
        # create 600 mysql mysql
        notifempty
        daily
        rotate 5
        missingok
        compress
    postrotate
	# just if mysqld is really running
	if test -x /usr/bin/mysqladmin && \
	   /usr/bin/mysqladmin ping &>/dev/null
	then
	   /usr/bin/mysqladmin flush-logs
	fi
    endscript
}
[root@Test-slave ~]#