输入syslog到日志主机上:

info-center loghost xxx.xxx.xxx.xxx channel loghost

将级别为0的日志发送到日志主机

info-center source default channel loghost log level debugging state on

alerts Action must be taken immediately (severity=1)

critical Critical conditions (severity=2)

debugging Debug-level messages (severity=7)最低级别

emergencies System is unusable (severity=0)最高级别

errors Error conditions (severity=3)

informational Informational messages (severity=6)

notifications Normal but significant conditions (severity=5)

warnings Warning conditions (severity=4)中级别(默认级别)

最低级别为:severity=7

高一个级别:severity=6

高一个级别:severity=5

中级级别:severity=4(默认)

高一个级别:severity=3

高一个级别:severity=2

高一个级别:severity=1

最高级别:severity=0