Re: How to identify which query is running - reg.
От | Jan Poslusny |
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Тема | Re: How to identify which query is running - reg. |
Дата | |
Msg-id | 411A0EEE.5000805@gingerall.cz обсуждение исходный текст |
Ответ на | How to identify which query is running - reg. (Shanmugasundaram Doraisamy <shan@ceedees.com>) |
Ответы |
Re: How to identify which query is running - reg.
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Список | pgsql-general |
Hi Shan, please, check your postgresql.conf and find "shared_buffers" and "log_statement". I am not 100% sure, if statements are logged before executing. Regards, pajout Shanmugasundaram Doraisamy wrote: > Dear Group, > We have a java front-end for postgresql 3.4. > When we monitor the system usage using top we find couple of > postmasters taking up close to 90% of the CPU time in total. I would > like to know which are the queries that are currently running at this > point of time. How do we do this?? Another thing that I have noticed > is that when I give df -h, I find there is a partition /dev/shm which > is somewhere in the range of about 128MB and never used. What is this > supposed to be. Is it being not used a good sign or am I loosing on > my performance? How do we get it to be used by the database if it will > help improve the performance. Thanks in advance. > > Yours sincerely, > Shan. > > ---------------------------(end of broadcast)--------------------------- > TIP 2: you can get off all lists at once with the unregister command > (send "unregister YourEmailAddressHere" to majordomo@postgresql.org) >
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