Application bottlenecks

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От Carlos Henrique Reimer
Тема Application bottlenecks
Дата
Msg-id 20050907112416.98558.qmail@web53210.mail.yahoo.com
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Ответы Re: Application bottlenecks  ("Maximiliano Di Rienzo" <maxi@fulfill-tech.com>)
Re: Application bottlenecks  (Hasns-Juergen Schoenig <postgres@cybertec.at>)
Список pgsql-odbc
Hello,
 
We are using Cobol Microfocus and pgsqlODBC to access Postgresql.
 
Originally these applications only accessed Oracle databases without ODBC, only Procobol and now we´re migrating to Postgresql  and ODBC. The application logic doesn´t changed, but some applications have higher response times than the Oracle version. We worked on database tunning but even so, the response times are very different.
 
I turned on logging sql statemants in the server (log_duration) and discovered that the sum of all SQL duration times gives only 30% of the total response time felt at the client. This gives me a suspect that the bottleneck is outside the server.
 
Am I in the right way?
 
How can I discover the SQL duration times at the client? Is there some tool I could use?
 
Thanks in advance!
 
Reimer 


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