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From: Michael Bochkaryov <misha@rattler.kiev.ua>
To: ALT Linux Community general discussions <community@lists.altlinux.org>
Subject: Re: [Comm] Сборка Postgresql
Date: Fri, 12 Sep 2008 18:03:11 +0300
Message-ID: <48CA84AF.4090309@rattler.kiev.ua> (raw)
In-Reply-To: <20080911162650.0477fabe@notebook>

Alex Gorbachenko пишет:
> On Tue, 9 Sep 2008 23:25:33 +0400
> Denis wrote:
> 
>> HINT:  This error usually means that PostgreSQL's request for a shared
>> memory segment exceeded your kernel's SHMMAX parameter.  You can
>> either reduce the req uest size or reconfigure the kernel with larger
>> SHMMAX.  To reduce the request size (currently 34086912 bytes), reduce
>> PostgreSQL's shared_buffers parameter (currently 3072) and/or its
>> max_connections parameter (currently 103).
>>        If the request size is already small, it's possible that it is
>> less than your kernel's SHMMIN parameter, in which case raising the
>> request size or re
>> configuring SHMMIN is called for.
> 
> какие слова перевести ? поцгрецу при сборке не хватает шареной памяти.
> обойти это можно двумя способами, и оба описаны выше, в квоте.

многабукав? :)))

> 1. увеличить значения kernel.shmmax и kernel.shmall в /etc/sysctl.conf;

Если использовать на этой же системе - лучше так и сделать.
Увеличение доступной разделяемой памяти редко вредит постгресу.

Да и разово вызвать sysctl -w kernel.shmmax=134217728 проще

> 2. уменьшить значение shared_buffers в конфиге, с которым запускается
> регресс-тест. 

Если только ради единичной сборки - лишний гемор, JIMHO.

-- 
Michael Bochkaryov


      reply	other threads:[~2008-09-12 15:03 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-09 19:25 Denis S. Kostin
2008-09-09 20:36 ` Konstantin Pavlov
2008-09-09 21:01   ` Denis S. Kostin
2008-09-09 21:32     ` Vitaly Lipatov
2008-09-09 21:39       ` Denis S. Kostin
2008-09-10  4:30         ` Sergey Alembekov
2008-09-10  6:24         ` Алексей Шенцев
2008-09-10  6:48         ` Sergey Alembekov
2008-09-11 12:26 ` Alex Gorbachenko
2008-09-12 15:03   ` Michael Bochkaryov [this message]

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