Can you display to the list the output from one of the queries, just for fun?
----- Original Message ----- To: "Multiple recipients of list ORACLE-L" <[EMAIL PROTECTED]> Sent: Saturday, October 26, 2002 1:33 AM > the DB is *not* experiencing any waits... i'm trying to bring down the run > time of the > insertion process, currently it takes around 9 hrs... the management wants > to bring it > down to 5-6 hrs...again.. i OD NOT see any wait events while the process is > running.. > > there are no indexes on the tables > > > ---------- > > From: Tim Gorman[SMTP:[EMAIL PROTECTED]] > > Reply To: [EMAIL PROTECTED] > > Sent: Friday, October 25, 2002 9:13 PM > > To: Multiple recipients of list ORACLE-L > > Subject: Re: can clustering help INSERTS ? > > > > Rahul, > > > > It does no good to speculate; let's work with facts... > > > > What wait-events are occurring in the sessions running the INSERTs? If > > you > > can locate the sessions in the V$SESSION view, then use the value in the > > column SID to locate associated rows in the V$SESSION_EVENT view, sorting > > by > > the cumulative time spent on each wait-event: > > > > select event, time_waited, average_time, max_time > > from v$session_event > > where sid = &&SID > > union > > select n.name, s.value, 0, 0 > > from v$sesstat s, v$statname n > > where s.sid = &&SID > > and n.name in ('CPU used by this session','parse time > > cpu','recursive > > cpu usage') > > and s.statistic# = n.statistic# > > order by 2 desc > > > > As you can see, in addition to wait-event information, this query will > > also > > mix in CPU statistics from the V$SESSTAT view, to give a better picture of > > where time is being spent by these sessions... > > > > Can you post the results of these queries back to the list? > > > > Thanks! > > > > -Tim > > > > ----- Original Message ----- > > To: "Multiple recipients of list ORACLE-L" <[EMAIL PROTECTED]> > > Sent: Friday, October 25, 2002 6:18 AM > > > > > > > List, > > > i have two heavily inserted tables, the structures are same. > > > currently these tables reside on separate disks, can i increase the > > > performance > > > of inserts if i create these tables in a cluster ? as a cluster would > > force > > > the rows of both the tables > > > to be physically close on the disk ! > > > > > > regards > > > -rahul > > > > > > Ora 7.3 on AIX > > > > > > > > > > > > -- > > > Please see the official ORACLE-L FAQ: http://www.orafaq.com > > > -- > > > Author: Rahul > > > INET: [EMAIL PROTECTED] > > > > > > 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: [EMAIL PROTECTED] (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: Tim Gorman > > INET: [EMAIL PROTECTED] > > > > 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: [EMAIL PROTECTED] (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: Rahul > INET: [EMAIL PROTECTED] > > 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: [EMAIL PROTECTED] (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: Tim Gorman INET: [EMAIL PROTECTED] 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: [EMAIL PROTECTED] (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).