ADSM-L

Re: RESOURCEUTILIZATION

2000-02-03 02:49:41
Subject: Re: RESOURCEUTILIZATION
From: Phil Hosking <phil AT AE.IBM DOT COM>
Date: Thu, 3 Feb 2000 11:49:41 +0400
Steffan-it is now!  I stumbled across this node parameter on one of the servers
yesterday.  When I changed it to 4 with a resourceutilization setting of 8 I got
four data sending sessions with 4 tape mounts so clearly this was the problem.
Didn't find any mention of this in the documentation, though.....;-)

Thanks for the help.

Phil

Phil Hosking
RS/6000 Systems Specialist
United Computer & Management Consultancy
P.O. Box 9226, Dubai, U.A.E
Tel:  009714 -3021502(direct); 00971-50-6506941(mobile)
Fax: 009714 - 3313312.
Email: phil AT ae.ibm DOT com


arhoads <arhoads AT PACBELL DOT NET> on 02/02/2000 01:05:44 PM

Please respond to "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>

To:   ADSM-L AT VM.MARIST DOT EDU
cc:    (bcc: Philip Hosking/United Arab Emirates/IBM)
Subject:  Re: RESOURCEUTILIZATION




Phil,

I take it that MAXNUMMP is set to a number greater than 2?

Steffan

Phil Hosking wrote:

> Bill-this is not what I'm seeing.  If I set RESOURCEUTILIZATION to say 6 on a
> client with over 10 filesystems I am seeing 4 sessions started, 2 are sending
> data and I guess the other two are for communication.  I would expect to see
> more.  The storage backend is a 3494 VTS so I send the data straight to the
VTS
> as I have 32 drives available.  I never see more than 2 drives per client
> mounted at any one time, though.
>
> Phil
>
> Phil Hosking
> RS/6000 Systems Specialist
> United Computer & Management Consultancy
> P.O. Box 9226, Dubai, U.A.E
> Tel:  009714 -3021502(direct); 00971-50-6506941(mobile)
> Fax: 009714 - 3313312.
> Email: phil AT ae.ibm DOT com
>
> Bill Smoldt <smoldt AT STORSOL DOT COM> on 01/31/2000 06:45:13 PM
>
> Please respond to "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>
>
> To:   ADSM-L AT VM.MARIST DOT EDU
> cc:    (bcc: Philip Hosking/United Arab Emirates/IBM)
> Subject:  Re: RESOURCEUTILIZATION
>
> Phil,
>
> >From conversations I've had with insiders, it's supposed to give you an
> extra session for each filesystem.  On a two disk client, you would see
> three sessions - one for communications and two for moving data from each
> filesystem - up to RESOURCEUTILIZATION or the maximum.
>
> Does that correspond to what you're seeing?
>
> Bill Smoldt    SSSI
> Storage Solutions Specialists, Inc.
>
>  -----Original Message-----
> From:   ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]  On 
> Behalf Of
> Phil Hosking
> Sent:   Monday, January 31, 2000 6:58 AM
> To:     ADSM-L AT VM.MARIST DOT EDU
> Subject:        RESOURCEUTILIZATION
>
> Does anyone out there understand the underlying logic behind the
> RESOURCEUTILIZATION option in TSM V3.7 client?  If I set it to say 6 then I
> seem
> on most clients to get 4 sessions started with the server, with two of them
> sending data and two of them not sending data.  On some clients I get only
> one
> active session sending data.  Can anyone tell me how TSM decides on how many
> sessions to establish depending on what the RESOURCEUTILIZATION option is
> set
> to.  The documentation is a little fuzzy.
>
> Thanks, Phil
>
> Phil Hosking
> RS/6000 Systems Specialist
> United Computer & Management Consultancy
> P.O. Box 9226, Dubai, U.A.E
> Tel:  009714 -3021502(direct); 00971-50-6506941(mobile)
> Fax: 009714 - 3313312.
> Email: phil AT ae.ibm DOT com
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