well, try looking for the ones with high total_waits (v$session_event and
v$system_event) and then drill down from there into v$session_wait to see
what the wait is on
>From: Vikas Kawatra <[EMAIL PROTECTED]>
>Reply-To: [EMAIL PROTECTED]
>To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]>
>Subject: RE: Inserts slowing down on OLTP systems
>Date: Tue, 08 May 2001 09:52:15 -0800
>
>What specific events should I look for in these tables ! - atleast the imp
>ones -
>And What's a block split ?
>
>vikas
>
>-----Original Message-----
>Sent: Tuesday, May 08, 2001 6:32 AM
>To: Multiple recipients of list ORACLE-L
>
>
>instead of checking hit ratios, try looking at wait events in
>v$session_event, v$system_event and v$session_wait.
>
>also -- how many indexes are on these tables? How much data is in the
>tables? If the indexes are doing constant block splits on the insert you
>are
>
>basically rebuilding the index each time.. this can have a major impact on
>performance.
>
>Rachel
>
>
> >From: Vikas Kawatra <[EMAIL PROTECTED]>
> >Reply-To: [EMAIL PROTECTED]
> >To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]>
> >Subject: Inserts slowing down on OLTP systems
> >Date: Mon, 07 May 2001 16:55:28 -0800
> >
> >Anyone have ideas on why OLTP database inserts would slow down by 100%
>from
> >levels 15 days ago ?
> >
> >We alreay checked hit ratios in shared pool , checked for any storage
> >issues
> >etc
> >
> >thanks
> >
> >vikas
> >--
> >Please see the official ORACLE-L FAQ: http://www.orafaq.com
> >--
> >Author: Vikas Kawatra
> > INET: [EMAIL PROTECTED]
> >
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>Author: Rachel Carmichael
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