ADSM-L

Re: [ADSM-L] Slow restore of large file to Win2003 client.

2007-10-11 15:02:08
Subject: Re: [ADSM-L] Slow restore of large file to Win2003 client.
From: "Mcnutt, Larry E." <larry.mcnutt AT TIMKEN DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Thu, 11 Oct 2007 14:47:09 -0400
Thank you Andy.
That looks like the same problem we are having.  Time for an upgrade.

Larry 

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of
Andrew Raibeck
Sent: Thursday, October 11, 2007 10:25 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: Slow restore of large file to Win2003 client.

Have a look at APAR IC49469 (follow the link in my sig and enter the
APAR
number); this might be the problem you are seeing.

Regards,

Andy

Andy Raibeck
IBM Software Group
Tivoli Storage Manager Client Product Development
Level 3 Team Lead
Internal Notes e-mail: Andrew Raibeck/Tucson/IBM@IBMUS
Internet e-mail: storman AT us.ibm DOT com

IBM Tivoli Storage Manager support web page:
http://www.ibm.com/software/sysmgmt/products/support/IBMTivoliStorageMan
ager.html

The only dumb question is the one that goes unasked.
The command line is your friend.
"Good enough" is the enemy of excellence.

"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> wrote on 10/11/2007
07:10:05 AM:

> Environment:
> TSM server AIX 5.3 P570
> TSM 5.3.3.0
> Client Win2003 HP Proliant DL585 64GB
> TSM client 5.3.2.2
>
> We restored 178 GB in 7.5 hours.  The restore consisted of 1 file that
> is 160 GB and 25 files totaling 18 GB.  The 160 GB file was on 1 LTO3
> tape in a L700 library with a 2 GB fibre connection.  The restore
> initially started running at over 30 GB per hour and gradually slowed
to
> less than 20 GB per hour by the time it completed for the large file.
> Then the 25 smaller files (18 GB) restored at the faster speed.  The
> workload was light on the TSM server and the client.  Can anyone
provide
> some insight as to what may cause a large restore to decrease in
> throughput?
>
> Thanks,
> Larry McNutt
> The Timken Company
>
> Date/Time            Message
> --------------------
> ----------------------------------------------------------
> 10/10/07   17:50:13  ANE4955I (Session: 92718, Node: FSPHSAPRCO)
Total
> number
>                       of objects restored:        26(SESSION: 92718)
> 10/10/07   17:50:13  ANE4959I (Session: 92718, Node: FSPHSAPRCO)
Total
> number
>                       of objects failed:           0(SESSION: 92718)
> 10/10/07   17:50:13  ANE4961I (Session: 92718, Node: FSPHSAPRCO)
Total
> number
>                       of bytes transferred: 178.31 GB(SESSION: 92718)
> 10/10/07   17:50:13  ANE4963I (Session: 92718, Node: FSPHSAPRCO)  Data
> transfer
>                       time:                13,548.81 sec(SESSION:
92718)
> 10/10/07   17:50:13  ANE4966I (Session: 92718, Node: FSPHSAPRCO)
> Network data
>                       transfer rate:        13,800.16 KB/sec(SESSION:
> 92718)
> 10/10/07   17:50:13  ANE4967I (Session: 92718, Node: FSPHSAPRCO)
> Aggregate
>                       data transfer rate:      6,886.06
KB/sec(SESSION:
> 92718)
> 10/10/07   17:50:13  ANE4964I (Session: 92718, Node: FSPHSAPRCO)
> Elapsed
>                       processing time:            07:32:32(SESSION:
> 92718)
> 10/10/07   17:51:07  ANR0403I Session 92718 ended for node FSPHSAPRCO
>                       (WinNT).(SESSION: 92718)
>
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