RE: What is this doing for me?

Sorry, Egor, I don't know just yet.

I'll see if I can back track.

In the mean time I'm seriously considering analyzing SEG$.

        Larry

-----Original Message-----
From: Egor Starostin [mailto:egorst_at_gmail.com] Sent: Wednesday, August 17, 2005 11:25 PM To: Wolfson Larry - lwolfs
Cc: oracle-l_at_freelists.org
Subject: Re: What is this doing for me?

> This statement appears to be killing our performance.
>
> What's going on and is there anything we can do about it?
>
> select
>

type#,blocks,extents,minexts,maxexts,extsize,extpct,user#,iniexts,NVL(li
> sts,65535),NVL(
> groups,65535),cachehint,hwmincr, NVL(spare1,0)
> from seg$
> where ts#=:1
> and file#=:2
> and block#=:3

Who is the parent of this statement?
And what are the most frequent bind values fr ts# and file#?

I mean that 'select type#,...' is usual SYS statement and it's probably better to try to tune parent statement.

-- 
Egor
http://www.oracledba.ru/orasrp/
Free Oracle Session Resource Profiler
**************************************************************************
The information contained in this communication is confidential, is
intended only for the use of the recipient named above, and may be legally
privileged.

If the reader of this message is not the intended recipient, you are
hereby notified that any dissemination, distribution or copying of this
communication is strictly prohibited.

If you have received this communication in error, please resend this
communication to the sender and delete the original message or any copy
of it from your computer system.

Thank You.
**************************************************************************
--
http://www.freelists.org/webpage/oracle-l