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statspack report help
| Subject: |
statspack report help |
| Author: |
Frank S, United States |
| Date: |
Dec 27, 2004, 2082 days ago |
| Os info: |
SUN Solaris 5.8 |
| Oracle info: |
9.2.0.4 |
| Message: |
I need help with interprting the below statspack report. The system is a 2 node RAC cluster, it is running very slowly.Thanks
Instance Efficiency Percentages (Target 100%)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Buffer Nowait %: 99.97 Redo NoWait %: 100.00
Buffer Hit %: 99.95 In-memory Sort %: 100.00
Library Hit %: 99.78 Soft Parse %: 99.05
Execute to Parse %: 85.92 Latch Hit %: 99.91
Parse CPU to Parse Elapsd %: 2.39 % Non-Parse CPU: 99.68
Shared Pool Statistics Begin End
------ ------
Memory Usage %: 43.04 52.10
% SQL with executions>1: 69.03 66.17
% Memory for SQL w/exec>1: 69.29 69.80
Top 5 Timed Events
~~~~~~~~~~~~~~~~~~ % Total
Event Waits Time (s) Ela Time
-------------------------------------------- ------------ ----------- --------
latch free 198,475 21,130 60.10
buffer busy global CR 8,448 5,663 16.11
CPU time 4,026 11.45
global cache cr request 34,360 2,613 7.43
log file sync 2,956 351 1.00 |
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| Subject: |
Re: statspack report help |
| Author: |
Syed Jaffar, Saudi Arabia |
| Date: |
Dec 28, 2004, 2081 days ago |
| Message: |
send me an email on the following address, I will forward you a good presentation file which describes who to evaluate statspack to resolve the bottleneck. Its really good one.
sjaffarhussain@gmail.com
SJH
OCP DBA |
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