Server Load Average Explained

A useful indicator of how 'busy' or 'loaded' your Web server is, the server load average is used to help server administrators monitor server performance and take corrective action to reduce the load.How are the average server load numbers interpreted? How do you monitor server load over time using scripts and/or software. What are the possible causes of high server load? All is revealed, along with useful resources to further your understanding of server load average.

Recently,I read the article about web servers load from HostProno and found it useful to write it here, but because it isn't my related projects, I link to the original .