From: Johannes Weiner <hannes@cmpxchg.org>
To: Mel Gorman <mgorman@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
James Bottomley <James.Bottomley@HansenPartnership.com>,
Colin King <colin.king@canonical.com>,
Raghavendra D Prabhu <raghu.prabhu13@gmail.com>,
Jan Kara <jack@suse.cz>, Chris Mason <chris.mason@oracle.com>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>, Rik van Riel <riel@redhat.com>,
Minchan Kim <minchan.kim@gmail.com>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-ext4 <linux-ext4@vger.kernel.org>,
stable <stable@kernel.org>
Subject: Re: [PATCH 2/2] mm: vmscan: If kswapd has been running too long, allow it to sleep
Date: Mon, 16 May 2011 17:26:49 +0200 [thread overview]
Message-ID: <20110516152649.GU16531@cmpxchg.org> (raw)
In-Reply-To: <1305558417-24354-3-git-send-email-mgorman@suse.de>
On Mon, May 16, 2011 at 04:06:57PM +0100, Mel Gorman wrote:
> Under constant allocation pressure, kswapd can be in the situation where
> sleeping_prematurely() will always return true even if kswapd has been
> running a long time. Check if kswapd needs to be scheduled.
>
> Signed-off-by: Mel Gorman <mgorman@suse.de>
> Acked-by: Rik van Riel <riel@redhat.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
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WARNING: multiple messages have this Message-ID (diff)
From: Johannes Weiner <hannes@cmpxchg.org>
To: Mel Gorman <mgorman@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
James Bottomley <James.Bottomley@HansenPartnership.com>,
Colin King <colin.king@canonical.com>,
Raghavendra D Prabhu <raghu.prabhu13@gmail.com>,
Jan Kara <jack@suse.cz>, Chris Mason <chris.mason@oracle.com>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>, Rik van Riel <riel@redhat.com>,
Minchan Kim <minchan.kim@gmail.com>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-ext4 <linux-ext4@vger.kernel.org>,
stable <stable@kernel.org>
Subject: Re: [PATCH 2/2] mm: vmscan: If kswapd has been running too long, allow it to sleep
Date: Mon, 16 May 2011 17:26:49 +0200 [thread overview]
Message-ID: <20110516152649.GU16531@cmpxchg.org> (raw)
In-Reply-To: <1305558417-24354-3-git-send-email-mgorman@suse.de>
On Mon, May 16, 2011 at 04:06:57PM +0100, Mel Gorman wrote:
> Under constant allocation pressure, kswapd can be in the situation where
> sleeping_prematurely() will always return true even if kswapd has been
> running a long time. Check if kswapd needs to be scheduled.
>
> Signed-off-by: Mel Gorman <mgorman@suse.de>
> Acked-by: Rik van Riel <riel@redhat.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
next prev parent reply other threads:[~2011-05-16 15:26 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-16 15:06 [PATCH 0/2] Eliminate hangs when using frequent high-order allocations V3 Mel Gorman
2011-05-16 15:06 ` Mel Gorman
2011-05-16 15:06 ` [PATCH 1/2] mm: vmscan: Correct use of pgdat_balanced in sleeping_prematurely Mel Gorman
2011-05-16 15:06 ` Mel Gorman
2011-05-16 15:26 ` Johannes Weiner
2011-05-16 15:26 ` Johannes Weiner
2011-05-17 5:26 ` Wu Fengguang
2011-05-17 5:26 ` Wu Fengguang
2011-05-16 23:05 ` Minchan Kim
2011-05-16 23:05 ` Minchan Kim
2011-05-16 15:06 ` [PATCH 2/2] mm: vmscan: If kswapd has been running too long, allow it to sleep Mel Gorman
2011-05-16 15:06 ` Mel Gorman
2011-05-16 15:26 ` Johannes Weiner [this message]
2011-05-16 15:26 ` Johannes Weiner
2011-05-16 21:16 ` Andrew Morton
2011-05-16 21:16 ` Andrew Morton
2011-05-17 6:37 ` James Bottomley
2011-05-17 6:37 ` James Bottomley
2011-05-17 23:22 ` Andrew Morton
2011-05-17 23:22 ` Andrew Morton
2011-05-18 9:47 ` Mel Gorman
2011-05-18 9:47 ` Mel Gorman
2011-05-18 22:42 ` Minchan Kim
2011-05-18 22:42 ` Minchan Kim
2011-05-19 9:19 ` Mel Gorman
2011-05-19 9:19 ` Mel Gorman
2011-05-19 9:19 ` Mel Gorman
2011-05-19 0:28 ` Dave Chinner
2011-05-19 0:28 ` Dave Chinner
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