RE: pga_aggregate_target

  • From: "Khedr, Waleed" <Waleed.Khedr@xxxxxxx>
  • To: <oracle-l@xxxxxxxxxxxxx>
  • Date: Thu, 13 May 2004 11:34:34 -0400

I think pga_aggregate_target affects only memory allocation not =
temporary space usage.
It might affect the frequency and the sizing of temp allocations but I =
think the total usage will be the same.

This is based on the assumption that total sort/hash/whatever space =
required to get the task done is higher than the allowed total memory =
allocation.

Waleed

-----Original Message-----
From: ryan.gaffuri@xxxxxxx [mailto:ryan.gaffuri@xxxxxxx]
Sent: Thursday, May 13, 2004 10:04 AM
To: oracle-l@xxxxxxxxxxxxx
Subject: pga_aggregate_target


I have alot of batch loading processes that run over night. A few them =
use 2GB or more of sort space in my temp tablespace. I know I can =
increase my pga_aggregate_target dynamically, however, I believe I read =
that oracle only allows 1 process to use up to 5% of the =
pga_aggregate_Target.

anyway to flex this up? I just need the extra sort space for a few =
operations at certain times.=20

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