[root@test01 ~]# cat /etc/cron.daily/logrotate
#!/bin/sh
/usr/sbin/logrotate -s /var/lib/logrotate/logrotate.status /etc/logrotate.conf

EXITVALUE=$"ALERT exited abnormally with [$EXITVALUE]"
fi
exit 0

[root@test01 ~]# /usr/sbin/logrotate -vf /etc/logrotate.d/tomcat #我是用来测试用的嘿嘿
注意：CentOS7 命令是在/usr/sbin/里。

[root@test01 ~]# yum -y install logrotate

[root@test01 ~]# vim /etc/logrotate.d/tomcat

[root@test01 ~]# mkdir -p /var/log/tomcat/oldlog

[root@test01 ~]# cat /etc/logrotate.d/tomcat

/usr/local/tomcat8/logs/catalina.out { #要切割的日志路径，如果是多个就用空格分隔

  notifempty   #如果日志是空的就不轮替（也就是空日志不切割）

  rotate 5000  #轮替最多保留之前的数据5000次

  missingok   #如果日志丢失，不报错继续滚动下一个日志

  compress    #启用压缩，指的是轮替后的旧日志，这里默认用的是gzip压缩的

  dateext    #使用当期日期作为命名格式

  dateformat .%Y%m%d-%H点  #配合dateext使用，紧跟在下一行出现，定义文件切割后的文件名，必须配合dateext使用，只支持 %Y %m %d %s

  olddir /var/log/tomcat/oldlog #轮替后日志文件放入指定的目录 

}

[root@test01 ~]# /usr/sbin/logrotate -vf /etc/logrotate.d/tomcat

reading config file /etc/logrotate.d/tomcat

olddir is now /var/log/tomcat/oldlog

Allocating hash table for state file, size 15360 B

Handling 1 logs

rotating pattern: /usr/local/tomcat8/logs/catalina.out forced from command line (5000 rotations)

olddir is /var/log/tomcat/oldlog, empty log files are not rotated, old logs are removed

considering log /usr/local/tomcat8/logs/catalina.out

 log needs rotating

rotating log /usr/local/tomcat8/logs/catalina.out, log->rotateCount is 5000

Converted ' .%Y%m%d-%H点' -> '.%Y%m%d-%H点'

dateext suffix '.20181226-15点'

glob pattern '.[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]-[0-9][0-9]点'

glob finding old rotated logs failed

fscreate context set to unconfined_u:object_r:usr_t:s0

renaming /usr/local/tomcat8/logs/catalina.out to /var/log/tomcat/oldlog/catalina.out.20181226-15点

compressing log with: /bin/gzip

set default create context to unconfined_u:object_r:usr_t:s0

set default create context

[root@test01 ~]# rm -rf /var/log/tomcat/oldlog/catalina.out.20181226-15点.gz 
[root@test01 ~]# ls /var/log/tomcat/oldlog/
[root@test01 ~]#

[root@test01 ~]# crontab –e
*/1 * * * * /usr/sbin/logrotate -vf /etc/logrotate.d/tomcat /var/log/tomcat/oldlog/cutting.log

[root@test02 ~]# crontab -l
0 */2 * * * /usr/sbin/logrotate -vf /etc/logrotate.d/tomcat  /root/chenjiaxin/cutting.log