Message-ID: <4BC1E4A4.1070103@redhat.com>
Date: Sun, 11 Apr 2010 18:03:00 +0300
From: Avi Kivity <avi@redhat.com>
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To: Ben Gamari <bgamari.foss@gmail.com>
CC: Andi Kleen <andi@firstfloor.org>, Arjan van de Ven <arjan@infradead.org>,
       linux-kernel@vger.kernel.org, tytso@mit.edu, npiggin@suse.de,
       mingo@elte.hu, Ruald Andreae <ruald.a@gmail.com>,
       Jens Axboe <jens.axboe@oracle.com>, Olly Betts <olly@survex.com>,
       martin f krafft <madduck@madduck.net>
Subject: Re: Poor interactive performance with I/O loads with fsync()ing
References: <4b9fa440.12135e0a.7fc8.ffffe745@mx.google.com>	<4baeaee5.c5c2f10a.7187.2688@mx.google.com>	<20100327204233.0d84542a@infradead.org>	<4baf624c.48c3f10a.16d0.ffffccb8@mx.google.com>	<87y6hcyu85.fsf@basil.nowhere.org> <4bbf401e.a3b9e70a.13f3.4460@mx.google.com>
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On 04/09/2010 05:56 PM, Ben Gamari wrote:
> On Mon, 29 Mar 2010 00:08:58 +0200, Andi Kleen<andi@firstfloor.org>  wrote:
>    
>> Ben Gamari<bgamari.foss@gmail.com>  writes:
>> ext4/XFS/JFS/btrfs should be better in this regard
>>
>>      
> I am using btrfs, so yes, I was expecting things to be better. Unfortunately,
> the improvement seems to be non-existent under high IO/fsync load.
>
>    

btrfs is known to perform poorly under fsync.

-- 
error compiling committee.c: too many arguments to function

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