Sunday, April 25, 2010

Windows PowerShell cmdlets

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Antivirus scan exclusions

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Read also the following links:

On any Hyper-V host you will find a couple of core processes that is crucial to host and VM performance. Prevent the following processes from AV scans by excluding the following as part of you Hyper-V AV policy.


You also want to exclude the root directories where VM configurations and Virtual Hard Disks are stored. Exclude the following directories.

C:\Users\Public\Documents\Hyper-V\Virtual Hard Disks
Custom VM configuration, Virtual Hard Disk and Snapshot directories

Next, you want to create AV exclusions for the following file extensions.


Finally, if you are using Hyper-V R2’s Live Migration feature with Cluster Shared Volumes, then you will need to exclude the CSV path and any sub-directories. The CSV path is as follows.


Failure to create this exclusion on hosts using CSV, can not only result in poor performance, but can also result in a missing or corrupt VM configuration

Enabling Jumbo Frames on Hyper-V 2008 R2 Virtual Switches

Read this link.