Re: pg_fallocate

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Mitsumasa KONDO <kondo(dot)mitsumasa(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: pg_fallocate
Date: 2013-11-06 16:23:46
Message-ID: 527A6D12.604@gmx.net
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On 10/31/13, 9:16 AM, Mitsumasa KONDO wrote:
> I'l like to add fallocate() system call to improve sequential read/write
> peformance. fallocate() system call is different from posix_fallocate()
> that is zero-fille algorithm to reserve continues disk space.
> fallocate() is almost less overhead alogotithm to reserve continues disk
> space than posix_fallocate().

Your patch seems to be missing a bit that defines HAVE_FALLOCATE,
probably something in configure.in.

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