How to disable automatic rescan of HBAs initiated by vCenter

11 07 2011

Posting the link to this KB article mainly as a reminder to myself since this setting gets whacked back to the default after every vCenter Server upgrade.  In larger environments, allowing all of the hosts in a DRS/HA Cluster to initiate automatic rescans after a new datastore has been added can sometimes trigger “rescan storms” – updating the advanced setting config.vpxd.filter.hostRescanFilter to ‘false’ will prevent the automatic rescans, allowing you to do them in a more controlled manner.


VMworld 2011 Content Catalog (U.S. Version) Now Available

8 06 2011

You can browse the entire catalog at the link below:

FIX: Slow console performance for Windows Server 2008 R2 on vSphere

28 03 2011

For the past year or so, our team has been living with the pain of Windows 2008 and Windows 7 virtual machine (VM) consoles, thinking that the fix was just on the horizon with the next VM tools update.  It’s very possible that I’m behind the curve on this one and the fix has been well known for some time, but we just recently found what seems to be a sure-fire method to resolve this issue:

From the article:

Switching from SVGA II to WDDM

1. Click Start.
2. Right-click Computer and click Manage.
3. Click Device Manager in the left pane.
4. Expand Display Adapters.
5. Right-click VMware SVGA II and click Uninstall.
6. Select Delete the driver software for this device.
7. Reboot the virtual machine.
8. Click Start.
9. Right-click Computer and click Manage.
10. Click Device Manager.
11. Expand Display Adapters.
12. Right-click Standard VGA Graphics Adapter and click Update Driver Software.
13. Select Browse my computer for the driver software.
14. Navigate to and select the folder C:\Program Files\Common Files\VMware\drivers\wddm_video.
15. Reboot the virtual machine.