IIRC, 'direct path write' represents writes to temporary segments.
- Tim Onions <tim.onions_at_speechmachines.com> wrote:
> OK - so I'd not got round to reading a recent previous post on the
> same
> issue, seems tim= is in hundredths of seconds for 8i. So I got that
> bit of
> the answer. Still pondering on those 'direct path write' waits
> though.
>
> _________________________________
> Tim Onions
> Head of Oracle Development
> Speech Machines (A MedQuist Company)
> ...the speech-to-data Application Service Provider
> Tel: +44.1684.312364
> http://www.speechmachines.com
>
>
>
> -----Original Message-----
> Sent: 30 October 2003 14:44
> To: Multiple recipients of list ORACLE-L
> wait
>
>
> Gurus
>
> I've applied many of the things I've learnt from this list over the
> years
> and today I tried a 10046 trace for the first time on a reported
> "slow"
> transaction. From what I can tell the biggest offender is a wait
> seemingly
> associated with rollback (see below) called 'direct path write'. Is
> this
> just a traditional wait for a row lock to be released or something
> more
> sinister? Any help much appreciated. Also (daft question time) what
> units
> are "tim=" in? (ie how many seconds between tim=131853898 and
> tim=131853270).
>
> This SE 8.1.7.4.12 on Windows 2000.
>
> Thank you
>
> T¬
>
> PARSING IN CURSOR #15 len=60 dep=2 uid=38 oct=7 lid=38 tim=131853270
> hv=2073223040 ad='8e9a2080'
> DELETE FROM ROUTING_NEXT_JOB RNJ WHERE RNJ.NEXT_JOB_ID = :b1
> END OF STMT
> PARSE #15:c=0,e=2,p=0,cr=1,cu=0,mis=1,r=0,dep=2,og=0,tim=131853270
> WAIT #15: nam='latch free' ela= 0 p1=-1856345836 p2=106 p3=0
> EXEC #15:c=0,e=0,p=0,cr=3,cu=14,mis=0,r=2,dep=2,og=4,tim=131853270
> XCTEND rlbk=0, rd_only=0
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59401 p3=1
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59404 p3=1
> WAIT #14: nam='direct path write' ela= 1 p1=1026 p2=59407 p3=1
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59410 p3=1
> WAIT #14: nam='direct path write' ela= 2 p1=1026 p2=59411 p3=1
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59414 p3=1
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59417 p3=1
> WAIT #14: nam='direct path write' ela= 1 p1=1026 p2=59421 p3=1
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59425 p3=1
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59428 p3=1
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59431 p3=1
> WAIT #14: nam='direct path write' ela= 0 p1=1026 p2=59434 p3=1
> ...
> WAIT #14: nam='direct path read' ela= 79 p1=1026 p2=41389 p3=7
> WAIT #14: nam='direct path read' ela= 0 p1=1026 p2=41396 p3=1
> WAIT #14: nam='direct path read' ela= 0 p1=1026 p2=41397 p3=7
> WAIT #14: nam='direct path read' ela= 0 p1=1026 p2=41404 p3=1
> WAIT #14: nam='direct path read' ela= 0 p1=1026 p2=41405 p3=3
> FETCH
>
#14:c=100,e=628,p=221,cr=5629,cu=12,mis=0,r=1,dep=2,og=4,tim=131853898
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.net
> --
> Author: Tim Onions
> INET: tim.onions_at_speechmachines.com
>
> Fat City Network Services -- 858-538-5051 http://www.fatcity.com
> San Diego, California -- Mailing list and web hosting services
> ---------------------------------------------------------------------
> 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.net
> --
> Author: Tim Onions
> INET: tim.onions_at_speechmachines.com
>
> Fat City Network Services -- 858-538-5051 http://www.fatcity.com
> San Diego, California -- Mailing list and web hosting services
> ---------------------------------------------------------------------
> 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).
Do you Yahoo!?
Exclusive Video Premiere - Britney Spears
http://launch.yahoo.com/promos/britneyspears/
--
Please see the official ORACLE-L FAQ: http://www.orafaq.net
--
Author: Paul Baumgartel
INET: treegarden_at_yahoo.com
Fat City Network Services -- 858-538-5051 http://www.fatcity.com
San Diego, California -- Mailing list and web hosting services
---------------------------------------------------------------------
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).
Received on Thu Oct 30 2003 - 09:59:29 CST
