Microsoft Exchange 2010 PowerShell Cookbook

Monitoring memory utilization

To retrieve memory information from local and remote computers using PowerShell, we can use WMI, or query performance counters. In this recipe, you'll learn a few techniques that can be used to monitor memory utilization using the Get-WmiObject cmdlet.

How to do it...

1. To gather memory utilization with WMI, we need to query two separate classes:

   $OS = Get-WmiObject Win32_OperatingSystem
   $CS = Get-WmiObject Win32_ComputerSystem

2. Next, we can access the free and total physical memory from each object:
   
3. To convert the values to gigabytes, we need to use the mb and gb multipliers:

Now we can easily see that the local system has ...