Check out the "statspack viewer" tool at http://www.geocities.com/alexdabr/
mkb <mkb125@yahoo To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]> .com> cc: Sent by: Subject: RE: WAITS root@fatcity. com May 13, 2002 10:03 AM Please respond to ORACLE-L That's neat. I working on HTML/GUI interface to statspack. I think I've got most of the thing figured out. Right now, I'm able to display phys read/write IO directly from one of the statspack tables every hour displayed in graphincal format on a web page. Working on other reports as well. Would love to be able to pool resources here and bounce off some ideas. mkb --- "Orr, Steve" <[EMAIL PROTECTED]> wrote: > > Each morning I produce graphs... > I think this is key. Having historical data > graphically presented helps to > establish the norm and when there may be performance > issues to investigate. > This follows step 2 of Gaja's "Oracle Performance > Tuning 101 Methodology" > which says, "Measure and document current > performance." > > To do this I created a DBA monitoring HTML display > tool which gets data from > V$SYSSTAT and V$SYSTEM_EVENT once a minute, stores > it in a round robin > database and displays it with RRDTool. I've > accumulated 2 months of this > data and it's amazing how lightweight it is. With > graphs it's easy to see > when something's amiss. We capture expensive SQL via > StatsPack every 15 > minutes and I have correlated a spike on a graph to > specific SQL executed 2 > hours earlier. > > Now I'm trying to decide on my next enhancement: 1) > HTML/GUI interface to > StatsPack data or; 2) Drill down to V$SESSION_WAIT > ??? > > > Steve Orr > Bozeman, Montana > > > > -----Original Message----- > Sent: Thursday, May 09, 2002 5:23 PM > To: Multiple recipients of list ORACLE-L > Importance: High > > In general There are two problems in using the "top > five waits" out of > statspack: it reports idle waits; no matter how > well-tuned your database > there will always be a top five. The numbers > presented show total > time-waited in csecs for the time period. As Jared > said we don't know the > time period. We don't know the average wait time. > > I have learned some rudimentary gnuplot skills. > Each morning I produce > graphs of what went on the in the databases the > previous day on and hour by > hour basis. If something is really askew I break > the hour down into ten > minute blocks. This helps me to better recognize > patterns of database > usage. > > Ian MacGregor > Stanford Linear Accelerator Center > [EMAIL PROTECTED] > -- > Please see the official ORACLE-L FAQ: > http://www.orafaq.com > -- > Author: Orr, Steve > INET: [EMAIL PROTECTED] -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: INET: [EMAIL PROTECTED] 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: [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).