Re: CPU Pegged at 100%

Do you know how to see the threads in NT?

Yechiel Adar
Mehish
----- Original Message -----
To: Multiple recipients of list ORACLE-L <ORACLE-L_at_fatcity.com> Sent: Monday, April 29, 2002 8:24 PM

> oracle.exe spawns out threads, which you will not see running in the task
> manager.
> Each DBWR process then will be a thread of oracle.exe.
>
> RF
>
> -----Original Message-----
> Sent: Monday, April 29, 2002 1:40 PM
> To: Multiple recipients of list ORACLE-L
>
>
> I have 5 DBWR processes according to INIT.ORA on NT .. I see them on
> V$SESSION but There is only one process ORACLE.EXE in the processes list
of
> NT still.
> I do not understand the behaviour of ORacle on NT neither the Oracle
I
> think.
>
>
>
>
> Bunyamin K. Karadeniz
> Oracle DBA / Developer
> Civilian IT Department
> Havelsan A.S. Eskisehir yolu
> 7.km Ankara Turkey
> Phone: +90 312 2873565 / 1217
> Mobile : +90 535 3357729
>
> ----- Original Message -----
> To: Multiple recipients of list ORACLE-L <ORACLE-L_at_fatcity.com>
> Sent: Monday, April 29, 2002 5:53 PM
>
>
> > On Mon, Apr 29, 2002 at 05:59:18AM -0800, Thomas Day wrote:
> > >
> > > I don't think that increasing the db_writer_processes will help. NT
is,
> as
> > > noted elsewhere, multi-threaded. Increasing the db_writer_processes
> will
> > > not start a new process.
> > >
> > > My experience with Oracle on NT is that when the CPU is pegged at 100%
> it
> > > is because the OS is constantly writing and fetching the contents of
RAM
> to
> > > the swapfile.
> > >
> > --
> >
> > If this is the case for this problem, we have found that changing
> > the location of the os paging file onto another disk and controller
> > can help performance. See your windows clicking friends to find
> > out where to click. It is somewhere under my computer...read
> > the man page on it ;)
> > ===============================================================
> > Ray Stell stellr_at_vt.edu (540) 231-4109 KE4TJC 28^D
> > --
> > Please see the official ORACLE-L FAQ: http://www.orafaq.com
> > --
> > Author: Ray Stell
> > INET: stellr_at_cns.vt.edu
> >
> > Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> > San Diego, California -- Public Internet access / Mailing Lists
> > --------------------------------------------------------------------
> > To REMOVE yourself from this mailing list, send an E-Mail message
> > to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
> > the message BODY, include a line containing: UNSUB ORACLE-L
> > (or the name of mailing list you want to be removed from). You may
> > also send the HELP command for other information (like subscribing).
>
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: Bunyamin K. Karadeniz
> INET: bunyamink_at_havelsan.com.tr
>
> Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> San Diego, California -- Public Internet access / Mailing Lists
> --------------------------------------------------------------------
> To REMOVE yourself from this mailing list, send an E-Mail message
> to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
> the message BODY, include a line containing: UNSUB ORACLE-L
> (or the name of mailing list you want to be removed from). You may
> also send the HELP command for other information (like subscribing).
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: Freeman, Robert
> INET: Robert_Freeman_at_csx.com
>
> Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
> San Diego, California -- Public Internet access / Mailing Lists
> --------------------------------------------------------------------
> To REMOVE yourself from this mailing list, send an E-Mail message
> to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
> the message BODY, include a line containing: UNSUB ORACLE-L
> (or the name of mailing list you want to be removed from). You may
> also send the HELP command for other information (like subscribing).
>

-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Yechiel Adar
  INET: adaryechiel_at_hotmail.com

Fat City Network Services    -- (858) 538-5051  FAX: (858) 538-5051
San Diego, California        -- Public Internet access / Mailing Lists
--------------------------------------------------------------------
To REMOVE yourself from this mailing list, send an E-Mail message
to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
the message BODY, include a line containing: UNSUB ORACLE-L
(or the name of mailing list you want to be removed from).  You may
also send the HELP command for other information (like subscribing).