From: | "Merlin Moncure" <merlin(dot)moncure(at)rcsonline(dot)com> |
---|---|
To: | "Marc Cousin" <mcousin(at)sigma(dot)fr> |
Cc: | <pgsql-performance(at)postgresql(dot)org> |
Subject: | Re: insert performance for win32 |
Date: | 2005-09-06 14:56:26 |
Message-ID: | 6EE64EF3AB31D5448D0007DD34EEB3417DD27E@Herge.rcsinc.local |
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Thread: | |
Lists: | pgsql-performance |
> Hi,
>
> I usually use PostgreSQL coupled with Linux, but I have to use Windows
for
> a
> perticular project.
>
> So I wanted to do some tests to know if the performance will be
acceptable
> (I
> don't need PostgreSQL to be as fast with windows as with linux, but it
has
> to
> be usable...).
In my experience win32 is par with linux generally with a few gotchas on
either side. Are your times with fsync=no? It's much harder to give
apples-apples comparison with fsync=on for various reasons.
Are you running stats_command_string=on? Try disabling and compare
results.
Is your loading app running locally or on the server?
I am very interesting in discovering sources of high cpu load problems
on win32. If you are still having problems could you get a gprof
profile together? There is a recent thread on win32-hackers discussing
how to do this.
Merlin
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