Need to monitor Linux server performance?

Try these built-in command and a few add-on tools. Most Linux distributions are equipped with tons of monitoring. These tools provide metrics which can be used to get information about system activities. You can use these tools to find the possible causes of a performance problem. The commands discussed below are some of the most basic commands when it comes to system analysis and debugging server issues.
The commands shown below are the basic commands when it comes to system analysis and debugging server issues:

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Tutorial Netstat

Valic —  June 29, 2010 — Leave a comment

Netstat (NETwork STATistics) is a command-line tool that provides information about your network configuration and activity.

1. To display the routing table:

#netstat -rn

-r : Kernel routing tables.
-n : Shows numerical addresses instead of trying to determine hosts.

2. To display the quick interfaces statistics:

#netstat -i

-i : Interface

3. To display the extended interfaces statistics:

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