From: Joshua D. Drake <jd@commandprompt.com>
To: Dan Harris <fbsd@drivefaster.net>
Cc: PostgreSQL Performance <pgsql-performance@postgresql.org>
Subject: Re:
Date: Tue, 08 May 2007 17:05:15 -0700
Message-ID: <4641103B.7000802@commandprompt.com> (raw)
In-Reply-To: <46410C6B.8030901@drivefaster.net>
References: <868BCE5A6576F44A862F1FBBC3E14A01042559C3@ms17.mse9.exchange.ms>
<46410C6B.8030901@drivefaster.net>
Dan Harris wrote:
> Orhan Aglagul wrote:
>> Hi Everybody,
>>
>> I was trying to see how many inserts per seconds my application could
>> handle on various machines.
>>
>>
>> I read that postgres does have issues with MP Xeon (costly context
>> switching). But I still think that with fsync=on 65 seconds is
>> ridiculous.
>
> CPU is unlikely your bottleneck.. You failed to mention anything about
> your I/O setup. More details in this regard will net you better
> responses. However, an archive search for insert performance will
> probably be worthwhile, since this type of question is repeated about
> once a month.
He also fails to mention if he is doing the inserts one at a time or as
batch.
Joshua D. Drake
>
>
>
>
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To: pgsql-performance@postgresql.org
Cc: jd@commandprompt.com, fbsd@drivefaster.net
Subject: Re:
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