1. The theme is log management. The role of the log. Log rotation
2. The log is how to generate?
a. rsyslog
b. Application (httpd, MySQL)
3.rsyslog Program Manager
to install: yum install -y rsyslog
start: systemctl start rsyslog
query: systemctl status rsyslog
query: ps aux | grep rsyslog
4.rsyslog program, maintaining profiles
upgrade: yum update rsyslog
configuration file: /etc/rsyslog.conf
rules: device-level file
The log rotation configuration file What?
the /etc/logrotate.conf
/etc/logrotate.d/*
6. log rotation rules?
Weekly rotation weekly
reservations 4 parts rotate 4
to create a new file create
date of the file extension dateext do
use compression compress
lost not prompt missingok
