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Topic: Performance & Tuning >> Performance Issue

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 Title: Performance Issue
 amjad  Posted: Apr 16, 2008 06:35:54 AM

 Total Post: 11
 Joined: Feb, 2008






 In one of my database of 8i version the customers are complaing that the reports are taking much time approx 2 hours i had check the chache hit ratio it is shwoing 99 % but the customer is wating a long to compile forms and reports please help me out as i am new to the database world

 Murtuja
Posted: Apr 16, 2008 06:51:24 AM  

 Total Post: 588
 Joined: Jan, 2006






 
Hi,

Take a staspack snapshots and try to see what wait events consumed the most of the time. You can also use this report to see what statements are the most expensive ones and check if their execution plans are what you expected them to be.

Alternatively,you can upload your report to this site and get free tuning recommendations instantly from online analyzer.

http://www.dbapool.com/analyzer/


 Murtuja
Posted: Apr 16, 2008 06:55:13 AM  

 Total Post: 588
 Joined: Jan, 2006






 
Hi,
Below site has nice explaination about how to generate Statspack report

http://www.akadia.com/services/ora_statspack_survival_guide.html

 amjad
Posted: Apr 16, 2008 07:10:42 AM  

 Total Post: 11
 Joined: Feb, 2008






 
murtuza bahi i dont know how to take the stats pack snapshot my database is on windows can u tell me how to create the stats pack report


 Mohammed Taj
Posted: Apr 16, 2008 07:15:04 AM  

 Total Post: 634
 Joined: Jul, 2007






 
Hi,
when you post next time question please add oracle version.

check below link for how to generate statspack report
http://dbataj.blogspot.com/2007/05/statspack.html

for analyze use above link which pointed by Murtuza.

 amjad
Posted: Apr 16, 2008 07:56:22 AM  

 Total Post: 11
 Joined: Feb, 2008






 
please read the error msg i had created the perfstat tablespace
and run the script this the error msg i got


NOTE:
SPCUSR complete. Please check spcusr.lis for any errors.

SQL>
SQL>
SQL> --
SQL> -- Build the tables and synonyms
SQL> connect perfstat/perfstat
ERROR:
ORA-12560: TNS:protocol adapter error



 Murtuja
Posted: Apr 16, 2008 08:39:31 AM  

 Total Post: 588
 Joined: Jan, 2006






 
Try to troubleshoot error...
http://www.google.com/search?hl=en&q=ORA-12560&meta=

 amjad
Posted: Apr 17, 2008 02:54:17 AM  

 Total Post: 11
 Joined: Feb, 2008






 
I am very thank full to Mr Taj and murtuza for there prompt support
jazak-allah

 Time Zone: EDT

  




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