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April 27th, 2010 08:00

How to move data from FC drives to slower drives

Can anyone give me advice on the best way to do this?  I'm assuming I would need to complete this during off hours.  Would I lose all the permissions on the files/folders on my Celerra NS20 after moving data?

15 Posts

April 27th, 2010 10:00

Hello.

Are moving VMDK files?

April 27th, 2010 12:00

Sorry, I should’ve been clearer…yes, I’m moving VMDK files as well as ‘shares’ that my users access from their Windows clients.

1 Message

April 27th, 2010 13:00

I just finished migrating a bunch of shares from a MSCS on Clariions to NetApps CIFS using PowerShell and Robocopy.  The new Robocopy is multithreaded (win7 & 2k8r2 I believe), so that worked well doing regularly scheduled differential copies up to the cut-over date to minimize downtime for users.  The VMDKs you should just sVmotion via vCenter.

Here is an example of 1 of the scripts I scheduled to run every 3 hrs or so, depending on how long the differentials took to complete, per volume.

################

Set-Location 'C:\Program Files (x86)\Windows Resource Kits\Tools'

.\robocopy.exe \\MyServer\MyShare \\MyNewShare\Location /SEC /MIR /MT:8 /NP /Z /R:01 /W:01 /XF "Thumbs.db" /XF ".DS_Store" /XF "._*" /XF "~$*.*" /XD ".TemporaryItems" /XD ".Trashes" /XD "~snapshot" /XD "System Volume Information" /XD "RECYCLER" >>C:\Scripts\results\SomeName-copy_report.txt

Set-Location C:\Scripts

.\results\SomeName-copy_report.txt

################

Let me know if I can help out with the script and good luck!

Best,

- @dboftlp

Here's a link to robocopy switches

http://www.mydigitallife.info/2007/05/07/robocopy-syntax-command-line-switches-and-examples/

15 Posts

April 27th, 2010 17:00

I had to move my files recently in a VIC 2.0 / ESX 3.0.2 environment.

I was able to use the VMware Converter to accomplish this.  I will link below to the VMware KB article I found.

VMware KB 900

28 Posts

April 27th, 2010 18:00

Guys - there are several, very easy ways to do this....

For EMC block devices, you could simply do a Virtual LUN action, which allows any LUN to change it's disk configuration or disk type non-disruptively.  It's cake, and has been in FLARE for a while.

For EMC NAS devices, there are several choices.  You can use FMA (which comes as a virtual appliance), which can migrate files automatically driven by policy and leave stubs in the original filesystem (good choice for file-level action), or you can use Celerra Replicator to replicate the filesystem to another disk pool (i.e. from a FC pool to an ATA-based pool).

Both are are simple, non-disruptive (and "included for free" in the storage subsystem!)

Of course if using VI3.5 or later, Storage VMotion is another simple and easy choice.

April 29th, 2010 06:00

OK…I have an EMC Celerra NS20 and you’re telling me there’s a ‘Celerra Replicator’ utility that shipped w/ my Celerra? If so, how do I access this? Once I move the files from FC to ATA drives will I have to delete the data from original location?

May 10th, 2010 09:00

Can anyone tell me where I can find the Celerra Replicator utility for my NS20?  I want to move data from my  (fast) FC drives to my (slow) SATA drives.

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