What are the monitoring servers under linux?

There are many monitoring software under linux.

Generally, the following three types are used.

mrtg -》》)

Monitor traffic, cup load, tcp connection, disk space, etc.

Generally used for traffic monitoring, with simple configuration.

Nagios-& gt； & gt& gt& gt

Used to monitor the survival status of hosts and services, as well as load and disk space. , with mail.

With SMS alarm, the configuration is a little more complicated.

Cactus-""powerful drawing function, very beautiful, many plug-ins, which can monitor almost all contents. The disadvantage is that the installation configuration is complicated, but now there is a one-button installation disk, which is very convenient.

There is also a monitoring software widely used abroad: zabbix.

This is also very powerful. It hasn't been installed yet. You can try it.