Veritas-bu

[Veritas-bu] MPX question

2000-11-01 17:46:51
Subject: [Veritas-bu] MPX question
From: Ravi Channavajhala ravi.channavajhala AT csfb DOT com
Date: Wed, 1 Nov 2000 17:46:51 -0500 (EST)
Here are my settings...

Max Jobs/Class = 99
Max MPX = 10
MPX/Drive = 32
Max Jobs/Client = 16

-ravi

On Wed, 1 Nov 2000, David A. Chapa wrote:

david>What's the max jobs/class on your particular class?
david>
david>what about the max jobs/client (global attribute 
david>[default is 1] or may be changed for individual clients 
david>using the bpclient command).
david>
david>Also what about the MPX on your schedule? 
david>
david>All of these numbers will factor in to the number of 
david>streams you ultimately get running to your storage 
david>units.
david>
david>-David
david>
david>Quoting Ravi Channavajhala 
david><ravi.channavajhala AT csfb DOT com>:
david>
david>> Hi all,
david>>
david>> I recently activated MPX on one of my classes, it is 
david>for
david>> daily incremental and has 12 servers in it.  What I 
david>noticed
david>> is when this class kicks in, the no.of drives being 
david>actually
david>> utilized is only 5.  OK, with MPX factor, I 
david>understand that
david>> this may use less drives than may be available.
david>>
david>> What I dont understand is, any backups scheduled 
david>while this
david>> class actively backing up, they all get queued up 
david>rather than
david>> utilizing the remaining drives.  The other class has 
david>also
david>> MPX factor.  I'm at a loss to understand how and why 
david>MPX
david>> schedules and why these jobs are getting queued up, 
david>eventhough
david>> the drives are available.  Appreciate any answers.
david>>
david>> -ravi
david>>
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david>
david>
david>
david>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
david>David A. Chapa                847 413 1144 p
david>Director of Technology        847 413 1168 f
david>DataStaff, Inc.               http://www.datastaff.com
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