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Re: quick suggestions for tuning ?

From: Prem Khanna J <jprem_at_kssnet.co.jp>
Date: Mon, 11 Aug 2003 07:09:23 -0800
Message-ID: <F001.005CA181.20030811070923@fatcity.com>


Thanks a lot Stephane.

There are indexes on profile table which u pointed out. but none of the tables/indexes are analyzed yet.

Connor pointed that there are 54million consistent gets. LIO is high.

does it mean that db_cache_size (700M) is small ? how to deal with this ?

Can u throw some light on this Stephane ?

Regards,
Jp.

>From: Stephane Faroult <sfaroult_at_oriole.com>
>Subject: Fwd: Re: quick suggestions for tuning ?
>Date: 11-08-2003 00:29:23
>I think that indexing the 'profile' table on entpc and laccess could
>be a good thing to start with.
>Probably some work to do on MSG_HISTORY as well. You are right about
>bind variables, but it won't help the queries on MSG_HISTORY, where
>the long string of ORs is obviously dynamically built. Oracle doesn't
>often choose to iterate as it should with a long string of ORs (or a
>long IN list), the 'FIRST_ROWS' hint may help. You can also tell your
>developers to review the English irregular verbs, especially 'to
>send'.Forget about the magical INIT parameter.
>--
>Regards,
>Stephane Faroult
>Oriole Software

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Author: Prem Khanna J
  INET: jprem_at_kssnet.co.jp

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Received on Mon Aug 11 2003 - 10:09:23 CDT

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