From: "Salyzyn, Mark" <mark_salyzyn@adaptec.com>
To: "Alan Cox" <alan@redhat.com>, "Clay Haapala" <chaapala@cisco.com>
Cc: "James Bottomley" <James.Bottomley@steeleye.com>,
"Christoph Hellwig" <hch@infradead.org>,
"Linux Kernel" <linux-kernel@vger.kernel.org>,
"SCSI Mailing List" <linux-scsi@vger.kernel.org>
Subject: RE: PATCH: Further aacraid work
Date: Thu, 17 Jun 2004 13:54:38 -0400 [thread overview]
Message-ID: <547AF3BD0F3F0B4CBDC379BAC7E4189FD2407B@otce2k03.adaptec.com> (raw)
And I might add, undoing the entropy to result in the descending page
list (but that is the forth time I've said this).
I ran heavy sequential load overnight and continued to have this
characteristic when taking snapshots of command SG lists. The average SG
element size statistically was 4168 bytes.
Sincerely -- Mark Salyzyn
-----Original Message-----
From: Alan Cox [mailto:alan@redhat.com]
Sent: Thursday, June 17, 2004 12:47 PM
To: Clay Haapala
Cc: James Bottomley; Salyzyn, Mark; Christoph Hellwig; Alan Cox; Linux
Kernel; SCSI Mailing List
Subject: Re: PATCH: Further aacraid work
On Thu, Jun 17, 2004 at 11:32:29AM -0500, Clay Haapala wrote:
> So, on regular x86 this is a matter of convenience/timing, and the
> page assignments will tend toward, but not always be, random 1-page
> entries as the system is used.
In 2.4 at least it shows no sign of degenerating in that way, something
in the VM is undoing the entropy
next reply other threads:[~2004-06-17 17:54 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-17 17:54 Salyzyn, Mark [this message]
2004-06-17 20:38 ` Alan Cox
2004-06-17 20:48 ` William Lee Irwin III
2004-06-17 20:56 ` James Bottomley
2004-06-18 15:05 ` William Lee Irwin III
2004-06-18 20:32 ` William Lee Irwin III
2004-06-27 17:33 ` James Bottomley
-- strict thread matches above, loose matches on Subject: below --
2004-06-29 20:55 Salyzyn, Mark
2004-06-29 23:22 ` Byron Stanoszek
2004-06-30 19:52 ` Byron Stanoszek
2004-06-30 19:59 ` Dario
2004-06-29 19:27 Salyzyn, Mark
2004-06-29 20:20 ` Byron Stanoszek
2004-06-29 20:42 ` Alan Cox
2004-06-29 18:53 Salyzyn, Mark
2004-06-29 19:03 ` Byron Stanoszek
2004-06-28 13:17 Salyzyn, Mark
2004-06-18 20:53 Salyzyn, Mark
[not found] <286GI-5y3-11@gated-at.bofh.it>
[not found] ` <286Qp-5EU-19@gated-at.bofh.it>
2004-06-17 19:10 ` Andi Kleen
2004-06-17 20:54 ` Alan Cox
2004-06-17 21:13 ` James Bottomley
2004-06-17 21:25 ` Andi Kleen
2004-06-18 15:19 ` Benjamin Herrenschmidt
2004-06-18 5:57 ` Jeff Garzik
2004-06-18 14:07 ` James Bottomley
2004-06-18 15:17 ` Benjamin Herrenschmidt
2004-06-17 14:39 Salyzyn, Mark
2004-06-17 14:55 ` James Bottomley
2004-06-17 14:58 ` Alan Cox
2004-06-17 15:15 ` Arjan van de Ven
2004-06-17 19:16 ` James Bottomley
2004-06-17 16:32 ` Clay Haapala
2004-06-17 16:37 ` James Bottomley
2004-06-17 16:46 ` Alan Cox
2004-06-17 15:11 ` Anton Blanchard
2004-06-17 12:53 Salyzyn, Mark
2004-06-17 13:07 ` Matthew Wilcox
2004-06-17 13:19 ` Christoph Hellwig
2004-06-17 13:55 ` James Bottomley
2004-06-17 13:32 ` Christoph Hellwig
2004-06-17 14:02 ` Alan Cox
2004-06-16 21:04 Alan Cox
2004-06-16 21:33 ` Christoph Hellwig
2004-06-16 21:40 ` Alan Cox
2004-06-16 21:42 ` Christoph Hellwig
2004-06-16 21:48 ` Alan Cox
2004-06-16 21:58 ` Christoph Hellwig
2004-06-16 22:06 ` Alan Cox
2004-06-29 17:48 ` Byron Stanoszek
2004-06-29 18:27 ` Mark Haverkamp
2004-06-29 18:37 ` Alan Cox
2004-06-30 2:02 ` bm
2004-06-30 16:07 ` Alan Cox
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