ADSM-L

Re: D2D backup with TSM

2004-06-03 08:54:19
Subject: Re: D2D backup with TSM
From: Steve Schaub <Steve.Schaub AT HAWORTH DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Thu, 3 Jun 2004 08:53:47 -0400
Thanks for the clarification, Tim.

Steve Schaub
Systems Engineer, Operations & Storage
Haworth, Inc
616-393-1457 (desk)
616-886-8821 (cell)
Steve.Schaub AT Haworth DOT com 

-----Original Message-----
From: Rushforth, Tim [mailto:TRushforth AT WINNIPEG DOT CA] 
Sent: Wednesday, June 02, 2004 12:24 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: D2D backup with TSM


That can only be done on a sequential access pool.  If you try on a
storagepool of device type disk you will get:

ANR1718E MOVE DATA: Reconstruction of file aggregates is supported only
for movement in which the source and target storage pools are
sequential-access. ANS8001I Return code 3.

-----Original Message-----
From: Steve Schaub [mailto:Steve.Schaub AT HAWORTH DOT COM]
Sent: June 2, 2004 11:03 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: D2D backup with TSM

I was under the impression that performing a "move data xxxxxx
reconstruct=y" would reconstruct the aggregate, thus effectively
performing reclamation on a disk type volume.  Probably not what the TSM
developers intended it for, but it might be just the ticket for those
moving to disk-only infrastructures (and not wanting to use file based
volumes).

Steve Schaub
Systems Engineer, Operations & Storage
Haworth, Inc
616-393-1457 (desk)
616-886-8821 (cell)
Steve.Schaub AT Haworth DOT com

-----Original Message-----
From: Rushforth, Tim [mailto:TRushforth AT WINNIPEG DOT CA]
Sent: Wednesday, June 02, 2004 10:39 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: D2D backup with TSM


> When would an aggregrate be reclamed when using a DISK device pool? 
> Rick


Once again check out
http://ew.share.org/callpapers/attach/Long_Beach_Conference/S5725a.pdf

There is a table that compares Disk Pools (Random Access) to Seq File
Disk pools.  The answer is aggregrate reconstruction is not supported on
disk pools.

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