Benefits of Nagios version 4 in monitoring services

[padu_3891]

Please explain the benefits of upgrading nagios from 3 to 4 and its advantages of the monitoring solution.

[scottwilkerson]

Probably the biggest difference between the 2 versions is the capacity of Core 4 to perform many many more checks than Core 3 on the same equipment. this is because Core 4 has worker processes that are much lighter weight than the forking process that Core 3 used.

Additionally, there are multiple security vulnerabilities that have been fixed in Core 4.