Re: Low CPU time, no Wait time but high elapsed time

  • From: LS Cheng <exriscer@xxxxxxxxx>
  • To: Toon Koppelaars <toon.koppelaars@xxxxxxxxxxx>
  • Date: Fri, 5 Aug 2011 07:45:19 +0200

The catalog database runs in side an IBM P780 Logical Partition (LPAR)


Thanks


On Fri, Aug 5, 2011 at 7:42 AM, Toon Koppelaars <toon.koppelaars@xxxxxxxxxxx
> wrote:

> Is this a virtualized environment?
>
>
>
> On Fri, Aug 5, 2011 at 7:38 AM, LS Cheng <exriscer@xxxxxxxxx> wrote:
>
>> Hi
>>
>> The other day while I was troubleshooting with 10046 some RMAN resync
>> issues with the catalog (was taking very long time) I noticed that insert
>> and update statements were taking extremely long time, one second per
>> execution more or less. The 10046 trace for the RMAN catalog database
>> session showed cpu time 10000 microseconds, no waits and elapsed around
>> 1200000 microseconds. This is 10.2.0.5 running on AIX.
>>
>> I did some research and couldnt find any good reason.
>>
>> Anyone come across with this sort of issue?
>>
>>
>> Thanks!
>>
>> --
>> LSC
>>
>>
>
>
> --
> Toon Koppelaars
> RuleGen BV
> Toon.Koppelaars@xxxxxxxxxxx
> www.RuleGen.com
> TheHelsinkiDeclaration.blogspot.com
>
> (co)Author: "Applied Mathematics for Database Professionals"
> www.rulegen.com/am4dp-backcover-text
>
>

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