From: Jaime Casanova <jcasanov@systemguards.com.ec>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Tom Lane <tgl@sss.pgh.pa.us>
Cc: decibel <decibel@decibel.org>
Cc: psql performance list <pgsql-performance@postgresql.org>
Subject: Re: [PERFORMANCE] work_mem vs temp files issue
Date: Mon, 11 Jan 2010 14:14:52 -0500
Message-ID: <3073cc9b1001111114j7ddacd56p8966f9d61997a8b@mail.gmail.com> (raw)
In-Reply-To: <603c8f071001111107v75276375g4d626dfc0efd8dc4@mail.gmail.com>
References: <3073cc9b0908191745o3dc63d95q6b9308ef5bd199f2@mail.gmail.com>
<B43373EF-4CFC-4643-AB6E-5BC0D4A7EB58@decibel.org>
<25315.1252881420@sss.pgh.pa.us>
<3073cc9b1001111015t3888cbbex7171d61b952218da@mail.gmail.com>
<603c8f071001111107v75276375g4d626dfc0efd8dc4@mail.gmail.com>
On Mon, Jan 11, 2010 at 2:07 PM, Robert Haas <robertmhaas@gmail.com> wrote:
> On Mon, Jan 11, 2010 at 1:15 PM, Jaime Casanova
> <jcasanov@systemguards.com.ec> wrote:
>> On Sun, Sep 13, 2009 at 5:37 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>>
>>> It might be useful to turn on trace_sort to see if the small files
>>> are coming from sorts. If they're from hashes I'm afraid there's
>>> no handy instrumentation ...
>>>
>>
>> yes they are, this is the log (i deleted the STATEMENT lines because
>> they were redundant), seems like all the temp files are used to
>> execute the same sentence...
>>
>> BTW, this is my laptop no the server.
>
> I think maybe there was supposed to be an attachment here?
>
i knew i was forgotting something ;)
ah! and this is in 8.5dev but it's the same in 8.3
--
Atentamente,
Jaime Casanova
Soporte y capacitación de PostgreSQL
Asesoría y desarrollo de sistemas
Guayaquil - Ecuador
Cel. +59387171157
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To: pgsql-performance@postgresql.org
Cc: jcasanov@systemguards.com.ec, robertmhaas@gmail.com, tgl@sss.pgh.pa.us, decibel@decibel.org
Subject: Re: [PERFORMANCE] work_mem vs temp files issue
In-Reply-To: <3073cc9b1001111114j7ddacd56p8966f9d61997a8b@mail.gmail.com>
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