Linux中的日志功能
配置文件 /etc/logrotate.conf
daily
日志的轮替周期是每天
weekly
日志的轮替周期是每周
monthly
日志的轮替周期是每月
rotate 数字
保留的日志文件的个数
compress
日志轮替时旧的日志进行压缩
create mode owner group
建立新日志,同时指定新日志的权限与所有者和所属组
mail address
当日志轮替时,输出内容通过邮件发送到指定邮件地址
missingok
如果日志不存在,则忽略该日志的警告信息
notifempty
如果日志为空,则不进行日志轮替
minsize 数字
日志一定要达到这个最小值才会轮替,否则就算时间到了也不轮替
size 数字
日志只有大于指定大小才进行轮替,而不是按照时间轮替
dateext
使用日期作为日志轮替文件的后缀
[root@localhost ~]# cat /etc/logrotate.conf
# see "man logrotate" for details
# rotate log files weekly
weekly
# keep 4 weeks worth of backlogs
rotate 4
# create new (empty) log files after rotating old ones
create
# use date as a suffix of the rotated file
dateext
# uncomment this if you want your log files compressed
#compress
# RPM packages drop log rotation information into this directory
include /etc/logrotate.d
# no packages own wtmp and btmp -- we'll rotate them here
/var/log/wtmp {
monthly
create 0664 root utmp
minsize 1M
rotate 1
}
/var/log/btmp {
missingok
monthly
create 0600 root utmp
rotate 1
}
# system-specific logs may be also be configured here.
[root@localhost ~]#
logrotate [选项] /etc/logrotate.cong
-v 显示日志轮替的过程
-f 强制进行一次日志轮替,不论是否已经达到日志轮替的条件