Monitoring the Network Load with Powershell

monitoring-the-network-load-with-powershell

Monitoring is an important activity in IT operations, it’s essential for correlating the state of all the moving parts of our systems and applications and create a big picture of the health of the whole environment.  Before going down the rabbit hole of complicated monitoring tools and techniques let’s start with define a that monitoring can be subjective and on a case-by-case can be very basic or detailed and can let you choose a specific tool or strategy. There is no one-size-fits-all. This week I needed to implement a custom check to monitor the network load/usage on any Windows OS and instead of looking for a third-party tool and deploying maybe another agent on servers I wrote a Powershell script to perform this activity.

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PowerShell, Nagios and NSClient++

Nagios is a very powerful open source tool for monitoring networks and infrastructures.  The number of plugins available on Nagios Exchange and extensions make this tool essential to not just to be reactive but to create workflows and escalations if needed in a matter of minutes.
The installation and configuration of this tool under a major linux distributions is not difficult.

The default tool for monitoring a Windows network are SCCM/SCOM and OMS, but if your environment is a mixed environment I think personally that Nagios can be considered a safe bet!

NSClient++ is the agent needed for performing some interesting checks on windows and you can leverage your powershell scripting ability to perform custom checks on the environment. Continue reading “PowerShell, Nagios and NSClient++”