Re: Per-session memory footprint (9.0/windows)
От | Hannes Erven |
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Тема | Re: Per-session memory footprint (9.0/windows) |
Дата | |
Msg-id | 4D6EC384.8010401@erven.at обсуждение исходный текст |
Ответ на | Re: Per-session memory footprint (9.0/windows) (Scott Mead <scottm@openscg.com>) |
Ответы |
Re: Per-session memory footprint (9.0/windows)
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Список | pgsql-general |
Scott, > It seems that each of the server postmaster.exe processes takes up > approx. 5 MB of server memory (the "virtual memory size" column in task > manager), and I guess this truly is the private memory these processes > require. This number is roughly the same for 8.4 and 9.0 . > > Task manager is mis-leading as multiple processes are sharing memory. > You need process explorer That's exactly why I did not use the "default" columns of the Task Manager, but "virtual memory size". I now compared the numbers to the "private memory" column of Process Explorer, and Process Explorer shows about 800k even more usage the the Task Manager. It is still about 5 MB of private memory per "idle" backend process. Is there anything I can do to optimize? Thanks again, -hannes
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