From: | Bruce Momjian <bruce(at)momjian(dot)us> |
---|---|
To: | Andreas Kling <andreas(dot)kling(at)acgnystrom(dot)se> |
Cc: | pgsql-bugs(at)postgresql(dot)org |
Subject: | Re: [PATCH] Don't bail with legitimate -N/-B options |
Date: | 2008-03-10 14:05:46 |
Message-ID: | 200803101405.m2AE5k604260@momjian.us |
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Thread: | |
Lists: | pgsql-bugs |
FYI, the restriction that -B must be larger than -N will be removed in 8.4.
---------------------------------------------------------------------------
Andreas Kling wrote:
> Greetings,
>
> Starting PostgreSQL 8.3.0 with the default options used by Gentoo Linux
> (-N 40 -B 80) causes it to bail with an error message.
>
> "the number of buffers (-B) must be at least twice the number of allowed
> connections (-N) and at least 16"
>
> The problem is that NBuffers is actually "max autovacuum connections" +
> NBuffers.
>
> My attached patch fixes this by adding "max autovacuum connections" * 2
> to NBuffers before the check.
>
> Best regards,
> Andreas Kling
> ACG Nystr?m AB
>
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--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://postgres.enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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