Statspack Report!

From: Gunnar Berglund <oracledbasweden_at_yahoo.co.uk>
Date: Mon, 29 Sep 2003 20:29:39 -0800
Message-ID: <F001.005D1677.20030929202939@fatcity.com>

Hi all,  

could you please clarify me what these might mean (and how to tune the db in order to avoid those).  

So I have done a performance report with statspack and the instance is 9.2.0.3 on Solaris8 box. On a report there are a couple of issues I don't understand:  

Child          Get                           Spin &
Latch Name                 Num     Requests      Misses     Sleeps Sleeps 1->4
---------------------- ------- ------------ ----------- ---------- ------------
cache buffers chains       609      750,125         572         58 0/0/0/0/0
cache buffers chains       610      641,794         673         38 0/0/0/0/0
cache buffers chains       611      508,147         246         23 0/0/0/0/0
cache buffers chains       608      374,928          96         11 0/0/0/0/0

and  

Top 5 Timed Events

~~~~~~~~~~~~~~~~~~                                                     % Total
Event                                               Waits    Time (s) Ela Time
-------------------------------------------- ------------ ----------- --------
direct path write (lob)                           101,116      13,637    38.23
 

and  

Event                               Waits   Timeouts   Time (s)   (ms)     /txn
---------------------------- ------------ ---------- ---------- ------ --------
rdbms ipc message                 218,281    202,375    809,339   3708      0.8

Sorry for the mess, but please try to read...  

TIA
gb

---

Want to chat instantly with your online friends? Get the FREE Yahoo!Messenger
--

Please see the official ORACLE-L FAQ: http://www.orafaq.net
--

Author: =?iso-8859-1?q?Gunnar=20Berglund?=   INET: oracledbasweden_at_yahoo.co.uk

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 Mon Sep 29 2003 - 23:29:39 CDT