管理Linux系统日志文件工具：logrotate简介

# see "man logrotate" for details
# rotate log files weekly
weekly
#以7天为一个周期
# keep 4 weeks worth of backlogs
rotate 4
#每隔4周备份日志文件
# send errors to root
errors root
#发生错误向root报告
# create new (empty) log files after rotating old ones
create
#转完旧的日志文件就创建新的日志文件
# uncomment this if you want your log files compressed
#compress
#指定是否压缩日志文件
# RPM packages drop log rotation information into this directory
include /etc/logrotate.d

# no packages own lastlog or wtmp -- we'll rotate them here
/var/log/wtmp {
monthly
create 0664 root utmp
rotate 1
}

# system-specific logs may be configured here