From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: Hugh Dickins <hughd@google.com>
Cc: linux-s390@vger.kernel.org, Jan Kara <jack@suse.cz>,
LKML <linux-kernel@vger.kernel.org>,
xfs@oss.sgi.com, linux-mm@kvack.org, Mel Gorman <mgorman@suse.de>
Subject: Re: [PATCH] mm: Fix XFS oops due to dirty pages without buffers on s390
Date: Thu, 11 Oct 2012 09:42:57 +0200 [thread overview]
Message-ID: <20121011094257.61a9a460@mschwide> (raw)
In-Reply-To: <alpine.LSU.2.00.1210101402310.1939@eggly.anvils>
On Wed, 10 Oct 2012 14:28:32 -0700 (PDT)
Hugh Dickins <hughd@google.com> wrote:
> But perhaps these machines aren't much into heavy swapping. Now,
> if Martin would send me a nice little zSeries netbook for Xmas,
> I could then test that end of it myself ;)
Are you sure about that? The electricity cost alone for such a beast
is quite high ;-)
> I've just arrived at the conclusion that page migration does _not_
> have a problem with transferring the dirty storage key: I had been
> thinking that your testing might stumble on that issue, and need a
> further patch, but I'll explain in other mail why now I think not.
That is good to know, one problem less on the list.
--
blue skies,
Martin.
"Reality continues to ruin my life." - Calvin.
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WARNING: multiple messages have this Message-ID (diff)
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: Hugh Dickins <hughd@google.com>
Cc: Jan Kara <jack@suse.cz>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>,
xfs@oss.sgi.com, Mel Gorman <mgorman@suse.de>,
linux-s390@vger.kernel.org
Subject: Re: [PATCH] mm: Fix XFS oops due to dirty pages without buffers on s390
Date: Thu, 11 Oct 2012 09:42:57 +0200 [thread overview]
Message-ID: <20121011094257.61a9a460@mschwide> (raw)
In-Reply-To: <alpine.LSU.2.00.1210101402310.1939@eggly.anvils>
On Wed, 10 Oct 2012 14:28:32 -0700 (PDT)
Hugh Dickins <hughd@google.com> wrote:
> But perhaps these machines aren't much into heavy swapping. Now,
> if Martin would send me a nice little zSeries netbook for Xmas,
> I could then test that end of it myself ;)
Are you sure about that? The electricity cost alone for such a beast
is quite high ;-)
> I've just arrived at the conclusion that page migration does _not_
> have a problem with transferring the dirty storage key: I had been
> thinking that your testing might stumble on that issue, and need a
> further patch, but I'll explain in other mail why now I think not.
That is good to know, one problem less on the list.
--
blue skies,
Martin.
"Reality continues to ruin my life." - Calvin.
--
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WARNING: multiple messages have this Message-ID (diff)
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: Hugh Dickins <hughd@google.com>
Cc: Jan Kara <jack@suse.cz>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>,
xfs@oss.sgi.com, Mel Gorman <mgorman@suse.de>,
linux-s390@vger.kernel.org
Subject: Re: [PATCH] mm: Fix XFS oops due to dirty pages without buffers on s390
Date: Thu, 11 Oct 2012 09:42:57 +0200 [thread overview]
Message-ID: <20121011094257.61a9a460@mschwide> (raw)
In-Reply-To: <alpine.LSU.2.00.1210101402310.1939@eggly.anvils>
On Wed, 10 Oct 2012 14:28:32 -0700 (PDT)
Hugh Dickins <hughd@google.com> wrote:
> But perhaps these machines aren't much into heavy swapping. Now,
> if Martin would send me a nice little zSeries netbook for Xmas,
> I could then test that end of it myself ;)
Are you sure about that? The electricity cost alone for such a beast
is quite high ;-)
> I've just arrived at the conclusion that page migration does _not_
> have a problem with transferring the dirty storage key: I had been
> thinking that your testing might stumble on that issue, and need a
> further patch, but I'll explain in other mail why now I think not.
That is good to know, one problem less on the list.
--
blue skies,
Martin.
"Reality continues to ruin my life." - Calvin.
next prev parent reply other threads:[~2012-10-11 7:41 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-01 16:26 [PATCH] mm: Fix XFS oops due to dirty pages without buffers on s390 Jan Kara
2012-10-01 16:26 ` Jan Kara
2012-10-01 16:26 ` Jan Kara
2012-10-08 14:28 ` Mel Gorman
2012-10-08 14:28 ` Mel Gorman
2012-10-08 14:28 ` Mel Gorman
2012-10-09 4:24 ` Hugh Dickins
2012-10-09 4:24 ` Hugh Dickins
2012-10-09 4:24 ` Hugh Dickins
2012-10-09 8:18 ` Martin Schwidefsky
2012-10-09 8:18 ` Martin Schwidefsky
2012-10-09 8:18 ` Martin Schwidefsky
2012-10-09 23:21 ` Hugh Dickins
2012-10-09 23:21 ` Hugh Dickins
2012-10-09 23:21 ` Hugh Dickins
2012-10-10 21:57 ` Hugh Dickins
2012-10-10 21:57 ` Hugh Dickins
2012-10-10 21:57 ` Hugh Dickins
2012-10-19 14:38 ` Martin Schwidefsky
2012-10-19 14:38 ` Martin Schwidefsky
2012-10-19 14:38 ` Martin Schwidefsky
2012-10-09 9:32 ` Mel Gorman
2012-10-09 9:32 ` Mel Gorman
2012-10-09 9:32 ` Mel Gorman
2012-10-09 23:00 ` Hugh Dickins
2012-10-09 23:00 ` Hugh Dickins
2012-10-09 23:00 ` Hugh Dickins
2012-10-09 16:21 ` Jan Kara
2012-10-09 16:21 ` Jan Kara
2012-10-09 16:21 ` Jan Kara
2012-10-10 2:19 ` Hugh Dickins
2012-10-10 2:19 ` Hugh Dickins
2012-10-10 2:19 ` Hugh Dickins
2012-10-10 8:55 ` Jan Kara
2012-10-10 8:55 ` Jan Kara
2012-10-10 8:55 ` Jan Kara
2012-10-10 21:28 ` Hugh Dickins
2012-10-10 21:28 ` Hugh Dickins
2012-10-10 21:28 ` Hugh Dickins
2012-10-11 7:42 ` Martin Schwidefsky [this message]
2012-10-11 7:42 ` Martin Schwidefsky
2012-10-11 7:42 ` Martin Schwidefsky
2012-10-10 21:56 ` Dave Chinner
2012-10-10 21:56 ` Dave Chinner
2012-10-10 21:56 ` Dave Chinner
2012-10-11 7:44 ` Martin Schwidefsky
2012-10-11 7:44 ` Martin Schwidefsky
2012-10-11 7:44 ` Martin Schwidefsky
2012-10-17 0:43 ` Jan Kara
2012-10-17 0:43 ` Jan Kara
2012-10-17 0:43 ` Jan Kara
-- strict thread matches above, loose matches on Subject: below --
2012-10-22 15:06 Jan Kara
2012-10-22 19:38 ` Andrew Morton
2012-10-23 4:40 ` Hugh Dickins
2012-10-23 10:21 ` Jan Kara
2012-10-23 21:56 ` Andrew Morton
2012-10-24 8:30 ` Martin Schwidefsky
2012-10-25 20:01 ` Jan Kara
2012-12-14 8:45 ` Martin Schwidefsky
2012-12-17 23:31 ` Hugh Dickins
2012-12-18 7:30 ` Martin Schwidefsky
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