Oracle-L: RE: Execution Plan is good but HIGH CPU

From: Jamadagni, Rajendra <Rajendra.Jamadagni_at_espn.com>
Date: Tue, 28 Oct 2003 08:24:28 -0800
Message-ID: <F001.005D4D10.20031028082428@fatcity.com>

just in case, if you have specified explain= on the command line to generate tkprof summary, remove it and just do

tkprof filename ...

which version of oracle?

Raj

Rajendra dot Jamadagni at nospamespn dot com All Views expressed in this email are strictly personal. QOTD: Any clod can have facts, having an opinion is an art !

-----Original Message-----
Sent: Tuesday, October 28, 2003 11:04 AM To: Multiple recipients of list ORACLE-L

Jared,

The output is from TKPROF.

Muqthar

-----Original Message-----
Sent: Tuesday, October 28, 2003 9:24 AM
To: Multiple recipients of list ORACLE-L

Have you run SQLTRACE on this query?

The detail in the trace file will show
where the cpu is being consumed.

There is insufficient data in the summary to reach any conclusion.

Jared

On Mon, 2003-10-27 at 21:24, Muqthar Ahmed wrote:
> Hi,
>
> Execution plan looks good but the query is consuming 800 seconds CPU time........why?
>
> ********************************************************************************
>
> SELECT sampleavail, sample_cost_amount, sample_sale_amount,
> discount_room, discount_case, discount_half_case, allow_cut,
> retail_cut_amount, cost_cut_amount, gp_room
> from tbljnwpbookvendortype t1, tbljnwpbookvendor t2
> where t1.jnwpbvid = t2.jnwpbvid
> and t2.prsuid = :b3
> and t2.wpbkid = :b2
> and t1.wpptid = :b1
>
> call count cpu elapsed disk query current rows
> ------- ------ -------- ---------- ---------- ---------- ---------- ----------
> Parse 1 0.00 0.00 0 0 0 0
> Execute 5618 0.63 0.58 0 0 0 0
> Fetch 5617 800.05 782.07 0 1409683 0 4187
> ------- ------ -------- ---------- ---------- ---------- ---------- ----------
> total 11236 800.68 782.66 0 1409683 0 4187
>
> Misses in library cache during parse: 0
> Optimizer goal: CHOOSE
> Parsing user id: 109 (DDTBL) (recursive depth: 1)
>
> Rows Execution Plan
> ------- ---------------------------------------------------
> 0 SELECT STATEMENT GOAL: CHOOSE
> 0 NESTED LOOPS
> 0 TABLE ACCESS (BY INDEX ROWID) OF 'TBLJNWPBOOKVENDOR'
> 0 INDEX (UNIQUE SCAN) OF 'TBLJNWPBOOKVENDOR_UQ1' (UNIQUE)
> 0 TABLE ACCESS (BY INDEX ROWID) OF 'TBLJNWPBOOKVENDORTYPE'
> 0 INDEX (RANGE SCAN) OF 'TBLJNWPBOOKVENDORTYPE_IDX1'
> (NON-UNIQUE)
>
> ********************************************************************************
>
> Muqthar Ahmed
>
>
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.net
> --
> Author: Muqthar Ahmed
> INET: Muqthar.Ahmed_at_decoratetoday.com
>
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-- 
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-- 
Author: Jared Still
  INET: jkstill_at_cybcon.com

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-- 
Author: Muqthar Ahmed
  INET: Muqthar.Ahmed_at_decoratetoday.com

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-- 
Author: Jamadagni, Rajendra
  INET: Rajendra.Jamadagni_at_espn.com

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Received on Tue Oct 28 2003 - 10:24:28 CST