From: Andres Freund <andres@anarazel.de>
To: Dave Chinner <david@fromorbit.com>
Cc: rhaas@anarazel.de, linux-kernel@vger.kernel.org,
lsf@lists.linux-foundation.org, linux-mm@kvack.org,
linux-fsdevel@vger.kernel.org,
Wu Fengguang <fengguang.wu@intel.com>
Subject: Re: [Lsf] Postgresql performance problems with IO latency, especially during fsync()
Date: Tue, 29 Apr 2014 01:57:14 +0200 [thread overview]
Message-ID: <20140428235714.GA16070@awork2.anarazel.de> (raw)
In-Reply-To: <20140428234756.GM15995@dastard>
Hi Dave,
On 2014-04-29 09:47:56 +1000, Dave Chinner wrote:
> ping?
I'd replied at http://marc.info/?l=linux-mm&m=139730910307321&w=2
As an additional note:
> On Wed, Apr 09, 2014 at 07:20:09PM +1000, Dave Chinner wrote:
> > I'm not sure how you were generating the behaviour you reported, but
> > the test program as it stands does not appear to be causing any
> > problems at all on the sort of storage I'd expect large databases to
> > be hosted on....
A really really large number of database aren't stored on big enterprise
rigs...
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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next prev parent reply other threads:[~2014-04-28 23:57 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-26 19:11 Postgresql performance problems with IO latency, especially during fsync() Andres Freund
2014-03-26 21:41 ` [Lsf] " Andy Lutomirski
2014-03-26 21:55 ` Andres Freund
2014-03-26 22:26 ` Andy Lutomirski
2014-03-26 22:35 ` David Lang
2014-03-26 23:11 ` Andy Lutomirski
2014-03-26 23:28 ` Andy Lutomirski
2014-03-27 15:50 ` Jan Kara
2014-03-27 18:10 ` Fernando Luis Vazquez Cao
2014-03-27 15:52 ` Jan Kara
2014-04-09 9:20 ` Dave Chinner
2014-04-12 13:24 ` Andres Freund
2014-04-28 23:47 ` [Lsf] " Dave Chinner
2014-04-28 23:57 ` Andres Freund [this message]
2014-05-23 6:42 ` Dave Chinner
2014-06-04 20:06 ` Andres Freund
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