From: Tejun Heo <htejun@gmail.com>
To: Michal Piotrowski <michal.k.k.piotrowski@gmail.com>
Cc: Dan <metalifloyd@gmail.com>,
linux-kernel@vger.kernel.org,
IDE/ATA development list <linux-ide@vger.kernel.org>
Subject: Re: PROBLEM: SATA AHCI driver significant throughput loss in 2.6.22-rc5-g75154f40-dirty
Date: Tue, 03 Jul 2007 17:24:00 +0900 [thread overview]
Message-ID: <468A07A0.5010302@gmail.com> (raw)
In-Reply-To: <6bffcb0e0706290636t334e2e29h17d215cee77dc2da@mail.gmail.com>
Michal Piotrowski wrote:
> Hi,
>
> [adding linux-ide to cc]
>
> On 27/06/07, Dan <metalifloyd@gmail.com> wrote:
>> Something changed with the AHCI SATA driver in the latest git version.
>> With 2.6.21 I get ~49MB/sec according to hdparm. Using the latest git
>> version I only get ~8MB/sec. I've attached my .config and have
>> included some info about my system below. Please let me know if you
>> need more information or if I can help test anything.
Please post boot dmesgs of before and after.
--
tejun
next prev parent reply other threads:[~2007-07-03 8:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-27 4:17 PROBLEM: SATA AHCI driver significant throughput loss in 2.6.22-rc5-g75154f40-dirty Dan
2007-06-29 13:36 ` Michal Piotrowski
2007-07-03 8:24 ` Tejun Heo [this message]
2007-06-30 7:57 ` Andrew Morton
2007-07-01 16:56 ` Dan
2007-07-01 17:33 ` Ray Lee
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