From: "Ross Biro" <rossb@google.com>
To: balbir@linux.vnet.ibm.com
Cc: Hugh Dickins <hugh@veritas.com>,
linux-mm@kvack.org, lkml <linux-kernel@vger.kernel.org>,
Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Subject: Re: Page Faults slower in 2.6.25-rc9 than 2.6.23
Date: Wed, 30 Apr 2008 09:16:15 -0400 [thread overview]
Message-ID: <d43160c70804300616v6eb89ea8re22af1956b11f012@mail.gmail.com> (raw)
In-Reply-To: <d43160c70804291000k5de1b657sc1f381e08ecaeb07@mail.gmail.com>
On Tue, Apr 29, 2008 at 1:00 PM, Ross Biro <rossb@google.com> wrote:
> > Aah.. Yes... but I am definitely interested in figuring out the root cause for
> > the regression.
>
> I can't reproduce the 2.6.23 results. I'm going to run the benchmarks
> a few more times, but I'm suspecting something changed with the
> hardware.
The 2.6.23 results have been consistant with 2.6.24 results and
lmbench has crashed my test machine at least once. I'm guessing some
sort of memory error causing a lot of ECC and slowing things down.
Ross
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next prev parent reply other threads:[~2008-04-30 13:16 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-29 13:10 Ross Biro
2008-04-29 13:57 ` Hugh Dickins
2008-04-29 14:08 ` Ross Biro
2008-04-29 14:52 ` Balbir Singh
2008-04-29 15:21 ` Ross Biro
2008-04-29 15:32 ` Hugh Dickins
2008-04-29 16:05 ` Ross Biro
2008-04-29 16:42 ` Balbir Singh
2008-04-29 17:00 ` Ross Biro
2008-04-30 13:16 ` Ross Biro [this message]
2008-04-30 4:50 ` KAMEZAWA Hiroyuki
2008-04-30 11:33 ` Hugh Dickins
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