linux系统日志配置文件

# /etc/rsyslog.conf

# Provides UDP syslog reception
module(load="imudp")
input(type="imudp" port="514")

# Provides TCP syslog reception
# module(load="imtcp")
# input(type="imtcp" port="514")

# Log all kernel messages to the console.
# Logging much else clutters up the screen.
#kern.*                                                 /dev/console

# Log anything (except mail) of level info or higher.
# Don't log private authentication messages!
*.info;mail.none;authpriv.none;cron.none                /var/log/messages

# The authpriv file has restricted access.
authpriv.*                                              /var/log/secure

# Log all the mail messages in one place.
mail.*                                                  -/var/log/maillog

# Log cron stuff
cron.*                                                  /var/log/cron

# Everybody gets emergency messages
*.emerg                                                 *

# Save news errors of level crit and higher in a special file.
uucp,news.crit                                          /var/log/spooler

# Save boot messages also to boot.log
local7.*                                                /var/log/boot.log

# 检查服务状态
systemctl status rsyslog

# 启动或重启服务
systemctl restart rsyslog

# /etc/logrotate.d/syslog
/var/log/messages {
    daily
    missingok
    rotate 7
    compress
    delaycompress
    notifempty
    create 0640 root root
}