From: Craig Ringer <craig@postnewspapers.com.au>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Heikki Linnakangas <heikki@enterprisedb.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: Very slow (2 tuples/second) sequential scan after bulk insert; speed returns to ~500 tuples/second after commit
Date: Tue, 11 Mar 2008 00:10:00 +0900
Message-ID: <47D54F48.2090904@postnewspapers.com.au> (raw)
In-Reply-To: <24005.1205161372@sss.pgh.pa.us>
References: <47D505AF.4040101@postnewspapers.com.au>
<47D5150C.8090802@enterprisedb.com>
<23588.1205159638@sss.pgh.pa.us>
<47D54A47.3030608@postnewspapers.com.au>
<24005.1205161372@sss.pgh.pa.us>
Tom Lane wrote:
> Craig Ringer <craig@postnewspapers.com.au> writes:
>
>> It seems to happen with every statement run in the same transaction as,
>> and after, the procedure with all the subtransactions. As soon as a
>> COMMIT is executed, operations return to normal speed.
>>
>
> Ah. I misread your post as saying that it happened only once.
No worries - it's best to be sure.
Thanks for looking into it.
--
Craig Ringer
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To: pgsql-performance@postgresql.org
Cc: craig@postnewspapers.com.au, tgl@sss.pgh.pa.us, heikki@enterprisedb.com
Subject: Re: Very slow (2 tuples/second) sequential scan after bulk insert; speed returns to ~500 tuples/second after commit
In-Reply-To: <47D54F48.2090904@postnewspapers.com.au>
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