ADSM-L

Re: Performance Tuning Parameters

2004-12-15 00:51:11
Subject: Re: Performance Tuning Parameters
From: Dave Canan <ddcanan AT ATTGLOBAL DOT NET>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Tue, 14 Dec 2004 21:28:14 -0800
Please consult our tuning guide for other parameters, but the following should be in your dsm.sys for Solaris:


Txnbytelimit 25600 (2097152 if going to LTO tape directly)
Tcpwindowsize 64 (for all TSM servers except Windows, which is 63)
Tcpbuffsize 32
Tcpnodelay yes


At 09:17 PM 12/14/2004 -0500, you wrote:
thanks

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
David Moore
Sent: December 14, 2004 4:51 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: Performance Tuning Parameters


This link provides the latest performance tuning guide put out by the Boulder Support staff. I've used it to optimize my z/OS installation. There's a section for the Solaris servers. Hope it helps.


 http://www-1.ibm.com/support/docview.wss?uid=pub1sc32910101

Kindest regards,
Dave

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
Killam, Perpetua
Sent: Tuesday, December 14, 2004 11:29 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Performance Tuning Parameters


Hi
Anyone familiar with what should be the values to achieve the fastest
backup on Solaris server 5.8 (tsm 5.2) and client options should be?

This is what I have

Txnbytelimit 25600
Tcpwindowsize 1024
Tcpbuffsize 512
Tcpnodelay yes

Please let me know
Thanks,
Perpetua






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<p> This e-mail may be privileged and/or confidential, and the sender does not waive any related rights and obligations. Any distribution, use or copying of this e-mail or the information it contains by other than an intended recipient is unauthorized. If you received this e-mail in error, please advise me (by return e-mail or otherwise) immediately.</p> <p> Ce courriel est confidentiel et protégé. L'expéditeur ne renonce pas aux droits et obligations qui s'y rapportent. Toute diffusion, utilisation ou copie de ce message ou des renseignements qu'il contient par une personne autre que le (les) destinataire(s) désigné(s) est interdite. Si vous recevez ce courriel par erreur, veuillez m'en aviser immédiatement, par retour de courriel ou par un autre moyen.</p>
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Dave Canan
TSM Performance
IBM Advanced Technical Support
ddcanan AT us.ibm DOT com

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