From: Andrew Morton <akpm@osdl.org>
To: "Salyzyn, Mark" <mark_salyzyn@adaptec.com>
Cc: drab@kepler.fjfi.cvut.cz, linux-kernel@vger.kernel.org, markh@osdl.org
Subject: Re: AACRAID failure with 2.6.13-rc1
Date: Fri, 29 Jul 2005 12:59:28 -0700 [thread overview]
Message-ID: <20050729125928.18d41cf7.akpm@osdl.org> (raw)
In-Reply-To: <60807403EABEB443939A5A7AA8A7458B017927DC@otce2k01.adaptec.com>
"Salyzyn, Mark" <mark_salyzyn@adaptec.com> wrote:
>
> Martin may be overplaying the performance angle.
>
> A previous patch took the adapter from 64K to 4MB transaction sizes
> across the board. This caused Martin's adapter and drive combination to
> tip-over. We had to scale back to 128KB sized transactions to get
> stability on his system. All systems handled the 4MB I/O size in our
> tests, but the tests that were done some time ago were not performed
> with the latest kernel, which contributed to a change in testing
> corners.
Confused. The above appears to indicate that we should put the workaround
into 2.6.13, yes?
next prev parent reply other threads:[~2005-07-29 20:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-29 18:22 Salyzyn, Mark
2005-07-29 19:59 ` Andrew Morton [this message]
2005-07-29 23:56 ` Martin Drab
-- strict thread matches above, loose matches on Subject: below --
2005-08-01 11:44 Salyzyn, Mark
2005-08-01 14:38 ` Mark Haverkamp
2005-07-05 23:05 Martin Drab
[not found] ` <20050728232312.063bcc14.akpm@osdl.org>
2005-07-29 12:38 ` Martin Drab
2005-07-29 18:06 ` Andrew Morton
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