This one should come with a warning THIS WILL KILL ALL DATA ON THE STORAGE SYSTEMS. ALL ARRAYS WILL BE LOST.
at a commandline type clear storageSubsystem configuration
For more information on commands for the DS Range, view the following document http://www-947.ibm.com/systems/support/supportsite.wss/docdisplay?lndocid=MIGR-5076792&brandind=5000028
 
 
Took me agest to find this one - it's hidden!
http://virtualizationreview.com/Blogs/Everyday-Virtualization/2009/09/Configuring-VMotion-vSphere.aspx

In case the article disappears, here are the main points
Select Host
Configuration tab
Network
Properties
Management Network
Edit button
tick vMotion



 
 
dircli certmgr -g

simples!
Picture
 
 
I was trying to setup a VIF on a system that only had 2 ethernet ports. I was doing this over the Filerview web interface but it kept failing to add the second ethernet connection.
As I'm a true techie I moved to the commandline - but I still had issues. It transpires that ethernet commands made at the commandline are not persistant over reboots! I know. CRAZY! By the book you should directly edit the config file - but in this case Microsoft came to my rescuse. The MMC created the VIF no problem at all!
I don't think Netapp have support for the MMC, I believe it is an IBM creation - so there is a reason to go IBM Nseries as opposed to vanilla Netapp.

Todays lesson is REMEBER THAT CHANGES TO ETHERNET MADE ON THE COMMAND LINE DO NOT SURVIVE REBOOTS!
 
 
Well done Tony Dimagio for the best write up of this I've ever seen. Very easy to follow.
http://tonydimaggio.com/blog/?p=17
 
 

Windows Server 2008 Failover Cluster has hidden groups - one for unassigned storage ("available storage") and one for cluster ("cluster group"). These groups can be manipulated and moved via the command line. e.g.
> cluster group "available storage" /move
This can be helpful when first setting up clusters and you want to move unused disks to specific nodes for installation

For more information visit the Microsoft forums

 
 

If you've come across this error, I bet you have more then 1 CPU. Remove 1 CPU, if you can start up ok then it's because a lot of manufactures label CPUs as the same when they are slightly different. Swap the CPU positions around and give it a whirl again. I cam across this error on an IBM x3650 but I'm sure you'll find it under other venders

 
 

Ever been in the situation where you have a snapshot that is not visible in Virtual Center? Ever had multiple snapshot files that you need to commit or merge into a single vmdk file? Then this link is for you! the "hassnapshot" command can be used to see if the ESX server is aware of a snapshot existing and the "removesnapshots" command can be used to commit the snapshot data to the "live" vmdk. This means you stay in the current state and lose no data but everything is consolidated back down to the single VMDK file.
http://www.esxguide.com/esx/content/view/2/25/

 
 

Most SAN storage devices allow you to increase the size of a logical drive. To do this you:

1)     Physically add a new hard disk

2)     Assign the hard disk to an array

3)     Increase the logical drive by the required amount of data

If you do this in a vmware VMFS environment, you will not be able to access the additional capacity. The Datastore will show a higher capacity but the VMFS partition will remain the same size. To increase the size of a VMFS partition you need to use “extents”. Extents allow you to put multiple LUNS together so that a VMFS partition can span across them. Note that this applies to LUNS. A single LUN should have no more than 1 VMFS partition on it. Hence the correct way to add storage is not to increase the size of the logical drive but to create a new logical drive – give it a new LUN and use Extents to add the new LUN to the existing VMFS

 
 

If you are trying to upgrade a single controller IBM DS3400 to a dual controller the sytem must be told that it is now a dual controller model - otherwise the "manage controller" icon is not available to pring the new controller on line. To do this enter the following command at the CLI

Smcli ctlr_A_IP_address -c "set storageSubsystem redundancyMode=duplex;"

 

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