From: Daniel Phillips <phillips@google.com>
To: Daniel Phillips <phillips@google.com>
Cc: Andrew Morton <akpm@osdl.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
David Miller <davem@davemloft.net>,
riel@redhat.com, tgraf@suug.ch, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
Mike Christie <michaelc@cs.wisc.edu>
Subject: Re: [RFC][PATCH 2/9] deadlock prevention core
Date: Thu, 17 Aug 2006 17:35:41 -0700 [thread overview]
Message-ID: <44E50B5D.9060506@google.com> (raw)
In-Reply-To: <44E5015D.80606@google.com>
Daniel Phillips wrote:
> Andrew Morton wrote:
>> Processes which are dirtying those pages throttle at
>> /proc/sys/vm/dirty_ratio% of memory dirty. So it is not possible to "fill"
>> memory with dirty pages. If the amount of physical memory which is dirty
>> exceeds 40%: bug.
>
> So we make 400 MB of a 1 GB system unavailable for write caching just to
> get around the network receive starvation issue?
Excuse me, 600 MB of a 1 GB system :-/
Regards,
Daniel
WARNING: multiple messages have this Message-ID (diff)
From: Daniel Phillips <phillips@google.com>
To: Daniel Phillips <phillips@google.com>
Cc: Andrew Morton <akpm@osdl.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
David Miller <davem@davemloft.net>,
riel@redhat.com, tgraf@suug.ch, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
Mike Christie <michaelc@cs.wisc.edu>
Subject: Re: [RFC][PATCH 2/9] deadlock prevention core
Date: Thu, 17 Aug 2006 17:35:41 -0700 [thread overview]
Message-ID: <44E50B5D.9060506@google.com> (raw)
In-Reply-To: <44E5015D.80606@google.com>
Daniel Phillips wrote:
> Andrew Morton wrote:
>> Processes which are dirtying those pages throttle at
>> /proc/sys/vm/dirty_ratio% of memory dirty. So it is not possible to "fill"
>> memory with dirty pages. If the amount of physical memory which is dirty
>> exceeds 40%: bug.
>
> So we make 400 MB of a 1 GB system unavailable for write caching just to
> get around the network receive starvation issue?
Excuse me, 600 MB of a 1 GB system :-/
Regards,
Daniel
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next prev parent reply other threads:[~2006-08-18 0:39 UTC|newest]
Thread overview: 280+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-08 19:33 [RFC][PATCH 0/9] Network receive deadlock prevention for NBD Peter Zijlstra
2006-08-08 19:33 ` Peter Zijlstra
2006-08-08 19:33 ` [RFC][PATCH 1/9] pfn_to_kaddr() for UML Peter Zijlstra
2006-08-08 19:33 ` Peter Zijlstra
2006-08-08 19:33 ` [RFC][PATCH 2/9] deadlock prevention core Peter Zijlstra
2006-08-08 19:33 ` Peter Zijlstra
2006-08-08 20:57 ` Stephen Hemminger
2006-08-08 20:57 ` Stephen Hemminger
2006-08-08 21:05 ` Peter Zijlstra
2006-08-08 21:05 ` Peter Zijlstra
2006-08-09 1:33 ` Daniel Phillips
2006-08-09 1:33 ` Daniel Phillips
2006-08-09 1:38 ` David Miller
2006-08-09 1:38 ` David Miller, Daniel Phillips
2006-08-08 21:17 ` Thomas Graf
2006-08-08 21:17 ` Thomas Graf
2006-08-09 1:34 ` Daniel Phillips
2006-08-09 1:34 ` Daniel Phillips
2006-08-09 1:39 ` David Miller
2006-08-09 1:39 ` David Miller, Daniel Phillips
2006-08-09 5:47 ` Daniel Phillips
2006-08-09 5:47 ` Daniel Phillips
2006-08-09 13:19 ` Thomas Graf
2006-08-09 13:19 ` Thomas Graf
2006-08-09 14:07 ` Peter Zijlstra
2006-08-09 14:07 ` Peter Zijlstra
2006-08-09 16:18 ` Thomas Graf
2006-08-09 16:18 ` Thomas Graf
2006-08-09 16:19 ` Peter Zijlstra
2006-08-09 16:19 ` Peter Zijlstra
2006-08-10 0:01 ` David Miller
2006-08-10 0:01 ` David Miller, Peter Zijlstra
2006-08-09 23:58 ` David Miller
2006-08-09 23:58 ` David Miller, Peter Zijlstra
2006-08-10 6:25 ` Peter Zijlstra
2006-08-10 6:25 ` Peter Zijlstra
2006-08-11 4:24 ` Stephen Hemminger
2006-08-11 4:24 ` Stephen Hemminger
2006-08-13 21:22 ` Daniel Phillips
2006-08-13 21:22 ` Daniel Phillips
2006-08-13 23:49 ` David Miller
2006-08-13 23:49 ` David Miller, Daniel Phillips
2006-08-14 1:15 ` Daniel Phillips
2006-08-14 1:15 ` Daniel Phillips
2006-08-11 2:37 ` Rik van Riel
2006-08-11 2:37 ` Rik van Riel
2006-08-13 22:05 ` Daniel Phillips
2006-08-13 22:05 ` Daniel Phillips
2006-08-13 23:55 ` David Miller
2006-08-13 23:55 ` David Miller, Daniel Phillips
2006-08-14 1:31 ` Daniel Phillips
2006-08-14 1:31 ` Daniel Phillips
2006-08-14 1:53 ` Andrew Morton
2006-08-14 1:53 ` Andrew Morton
2006-08-14 4:40 ` Peter Zijlstra
2006-08-14 4:40 ` Peter Zijlstra
2006-08-14 4:58 ` Andrew Morton
2006-08-14 4:58 ` Andrew Morton
2006-08-14 5:03 ` Peter Zijlstra
2006-08-14 5:03 ` Peter Zijlstra
2006-08-14 5:22 ` Andrew Morton
2006-08-14 5:22 ` Andrew Morton
2006-08-14 6:45 ` Peter Zijlstra
2006-08-14 6:45 ` Peter Zijlstra
2006-08-14 7:07 ` Andrew Morton
2006-08-14 7:07 ` Andrew Morton
2006-08-14 8:15 ` Peter Zijlstra
2006-08-14 8:15 ` Peter Zijlstra
2006-08-14 8:25 ` Evgeniy Polyakov
2006-08-14 8:25 ` Evgeniy Polyakov
2006-08-14 8:35 ` Peter Zijlstra
2006-08-14 8:35 ` Peter Zijlstra
2006-08-14 8:33 ` David Miller
2006-08-14 8:33 ` David Miller, Andrew Morton
2006-08-17 4:27 ` Daniel Phillips
2006-08-17 4:27 ` Daniel Phillips
2006-08-14 7:17 ` Neil Brown
2006-08-14 7:17 ` Neil Brown
2006-08-14 7:31 ` Evgeniy Polyakov
2006-08-14 7:31 ` Evgeniy Polyakov
2006-08-17 3:58 ` Daniel Phillips
2006-08-17 3:58 ` Daniel Phillips
2006-08-17 5:57 ` Andrew Morton
2006-08-17 5:57 ` Andrew Morton
2006-08-17 23:53 ` Daniel Phillips
2006-08-17 23:53 ` Daniel Phillips
2006-08-18 0:24 ` Rik van Riel
2006-08-18 0:24 ` Rik van Riel
2006-08-18 0:35 ` Daniel Phillips [this message]
2006-08-18 0:35 ` Daniel Phillips
2006-08-18 1:14 ` Neil Brown
2006-08-18 1:14 ` Neil Brown
2006-08-18 6:05 ` Andrew Morton
2006-08-18 6:05 ` Andrew Morton
2006-08-18 21:22 ` Daniel Phillips
2006-08-18 21:22 ` Daniel Phillips
2006-08-18 22:34 ` Andrew Morton
2006-08-18 22:34 ` Andrew Morton
2006-08-18 23:44 ` Daniel Phillips
2006-08-18 23:44 ` Daniel Phillips
2006-08-19 2:44 ` Andrew Morton
2006-08-19 2:44 ` Andrew Morton
2006-08-19 4:14 ` Network receive stall avoidance (was [PATCH 2/9] deadlock prevention core) Daniel Phillips
2006-08-19 4:14 ` Daniel Phillips
2006-08-19 7:28 ` Andrew Morton
2006-08-19 7:28 ` Andrew Morton
2006-08-19 15:06 ` [RFC][PATCH 2/9] deadlock prevention core Rik van Riel
2006-08-19 15:06 ` Rik van Riel
2006-08-20 1:33 ` Andre Tomt
2006-08-20 1:33 ` Andre Tomt
2006-08-19 16:53 ` Ray Lee
2006-08-19 16:53 ` Ray Lee
2006-08-21 13:27 ` Philip R. Auld
2006-08-21 13:27 ` Philip R. Auld
2006-08-25 10:47 ` Pavel Machek
2006-08-25 10:47 ` Pavel Machek
2006-08-21 13:38 ` Jens Axboe
2006-08-21 13:38 ` Jens Axboe
2006-08-08 22:10 ` David Miller
2006-08-08 22:10 ` David Miller
2006-08-09 1:35 ` Daniel Phillips
2006-08-09 1:35 ` Daniel Phillips
2006-08-09 1:41 ` David Miller
2006-08-09 1:41 ` David Miller, Daniel Phillips
2006-08-09 5:44 ` Daniel Phillips
2006-08-09 5:44 ` Daniel Phillips
2006-08-09 7:00 ` Peter Zijlstra
2006-08-09 7:00 ` Peter Zijlstra
[not found] ` <42414.81.207.0.53.1155080443.squirrel@81.207.0.53>
2006-08-09 0:25 ` Daniel Phillips
2006-08-09 0:25 ` Daniel Phillips
2006-08-09 12:02 ` Indan Zupancic
2006-08-09 12:02 ` Indan Zupancic
2006-08-09 12:54 ` Peter Zijlstra
2006-08-09 12:54 ` Peter Zijlstra
2006-08-09 13:48 ` Indan Zupancic
2006-08-09 13:48 ` Indan Zupancic
2006-08-09 14:00 ` Peter Zijlstra
2006-08-09 14:00 ` Peter Zijlstra
2006-08-09 18:34 ` Indan Zupancic
2006-08-09 18:34 ` Indan Zupancic
2006-08-09 19:45 ` Peter Zijlstra
2006-08-09 19:45 ` Peter Zijlstra
2006-08-09 20:19 ` Peter Zijlstra
2006-08-09 20:19 ` Peter Zijlstra
2006-08-10 1:21 ` Indan Zupancic
2006-08-10 1:21 ` Indan Zupancic
2006-08-09 16:05 ` -v2 " Peter Zijlstra
2006-08-09 16:05 ` Peter Zijlstra
2006-08-08 19:33 ` [RFC][PATCH 3/9] e1000 driver conversion Peter Zijlstra
2006-08-08 19:33 ` Peter Zijlstra
2006-08-08 20:50 ` Auke Kok
2006-08-08 20:50 ` Auke Kok
2006-08-08 20:59 ` Peter Zijlstra
2006-08-08 20:59 ` Peter Zijlstra
2006-08-08 22:32 ` David Miller
2006-08-08 22:32 ` David Miller, Auke Kok
2006-08-08 22:42 ` Auke Kok
2006-08-08 22:42 ` Auke Kok
2006-08-08 19:34 ` [RFC][PATCH 4/9] e100 " Peter Zijlstra
2006-08-08 19:34 ` Peter Zijlstra
2006-08-08 20:13 ` Auke Kok
2006-08-08 20:13 ` Auke Kok
2006-08-08 20:18 ` Peter Zijlstra
2006-08-08 20:18 ` Peter Zijlstra
2006-08-08 19:34 ` [RFC][PATCH 5/9] r8169 " Peter Zijlstra
2006-08-08 19:34 ` Peter Zijlstra
2006-08-08 19:34 ` [RFC][PATCH 6/9] tg3 " Peter Zijlstra
2006-08-08 19:34 ` Peter Zijlstra
2006-08-08 19:34 ` [RFC][PATCH 7/9] UML eth " Peter Zijlstra
2006-08-08 19:34 ` Peter Zijlstra
2006-08-08 19:34 ` [RFC][PATCH 8/9] 3c59x " Peter Zijlstra
2006-08-08 19:34 ` Peter Zijlstra
2006-08-08 23:07 ` Jeff Garzik
2006-08-08 23:07 ` Jeff Garzik
2006-08-09 5:51 ` Daniel Phillips
2006-08-09 5:51 ` Daniel Phillips
2006-08-09 5:55 ` David Miller
2006-08-09 5:55 ` David Miller, Daniel Phillips
2006-08-09 6:30 ` Jeff Garzik
2006-08-09 6:30 ` Jeff Garzik
2006-08-09 7:03 ` Peter Zijlstra
2006-08-09 7:03 ` Peter Zijlstra
2006-08-09 7:20 ` Jeff Garzik
2006-08-09 7:20 ` Jeff Garzik
2006-08-13 19:38 ` Daniel Phillips
2006-08-13 19:38 ` Daniel Phillips
2006-08-13 19:53 ` Jeff Garzik
2006-08-13 19:53 ` Jeff Garzik
2006-08-08 19:34 ` [RFC][PATCH 9/9] deadlock prevention for NBD Peter Zijlstra
2006-08-08 19:34 ` Peter Zijlstra
2006-08-09 5:46 ` [RFC][PATCH 0/9] Network receive " Evgeniy Polyakov
2006-08-09 5:46 ` Evgeniy Polyakov
2006-08-09 5:52 ` Daniel Phillips
2006-08-09 5:52 ` Daniel Phillips
2006-08-09 5:56 ` David Miller
2006-08-09 5:56 ` David Miller, Daniel Phillips
2006-08-09 5:53 ` David Miller
2006-08-09 5:53 ` David Miller, Evgeniy Polyakov
2006-08-09 5:55 ` Evgeniy Polyakov
2006-08-09 5:55 ` Evgeniy Polyakov
2006-08-09 12:37 ` Peter Zijlstra
2006-08-09 12:37 ` Peter Zijlstra
2006-08-09 13:07 ` Evgeniy Polyakov
2006-08-09 13:07 ` Evgeniy Polyakov
2006-08-09 13:32 ` Peter Zijlstra
2006-08-09 13:32 ` Peter Zijlstra
2006-08-09 19:29 ` Evgeniy Polyakov
2006-08-09 19:29 ` Evgeniy Polyakov
2006-08-09 23:54 ` David Miller
2006-08-09 23:54 ` David Miller, Peter Zijlstra
2006-08-10 6:06 ` Peter Zijlstra
2006-08-10 6:06 ` Peter Zijlstra
2006-08-13 20:16 ` Daniel Phillips
2006-08-13 20:16 ` Daniel Phillips
2006-08-14 5:13 ` Evgeniy Polyakov
2006-08-14 5:13 ` Evgeniy Polyakov
2006-08-14 6:45 ` Peter Zijlstra
2006-08-14 6:45 ` Peter Zijlstra
2006-08-14 6:54 ` Evgeniy Polyakov
2006-08-14 6:54 ` Evgeniy Polyakov
2006-08-17 4:49 ` Daniel Phillips
2006-08-17 4:49 ` Daniel Phillips
2006-08-17 4:48 ` Daniel Phillips
2006-08-17 4:48 ` Daniel Phillips
2006-08-17 5:36 ` Evgeniy Polyakov
2006-08-17 5:36 ` Evgeniy Polyakov
2006-08-17 18:01 ` Daniel Phillips
2006-08-17 18:01 ` Daniel Phillips
2006-08-17 18:42 ` Evgeniy Polyakov
2006-08-17 18:42 ` Evgeniy Polyakov
2006-08-17 19:15 ` Peter Zijlstra
2006-08-17 19:15 ` Peter Zijlstra
2006-08-17 19:48 ` Evgeniy Polyakov
2006-08-17 19:48 ` Evgeniy Polyakov
2006-08-17 23:24 ` Daniel Phillips
2006-08-17 23:24 ` Daniel Phillips
2006-08-18 7:16 ` Evgeniy Polyakov
2006-08-18 7:16 ` Evgeniy Polyakov
2006-08-12 3:42 ` Rik van Riel
2006-08-12 3:42 ` Rik van Riel
2006-08-12 8:47 ` Evgeniy Polyakov
2006-08-12 8:47 ` Evgeniy Polyakov
2006-08-12 9:19 ` Peter Zijlstra
2006-08-12 9:19 ` Peter Zijlstra
2006-08-12 9:37 ` Evgeniy Polyakov
2006-08-12 9:37 ` Evgeniy Polyakov
2006-08-12 10:18 ` Peter Zijlstra
2006-08-12 10:18 ` Peter Zijlstra
2006-08-12 10:42 ` Evgeniy Polyakov
2006-08-12 10:42 ` Evgeniy Polyakov
2006-08-12 10:51 ` Evgeniy Polyakov
2006-08-12 10:51 ` Evgeniy Polyakov
2006-08-12 11:40 ` Peter Zijlstra
2006-08-12 11:40 ` Peter Zijlstra
2006-08-12 11:53 ` Evgeniy Polyakov
2006-08-12 11:53 ` Evgeniy Polyakov
2006-08-13 0:46 ` David Miller
2006-08-13 0:46 ` David Miller, Peter Zijlstra
2006-08-13 1:11 ` Rik van Riel
2006-08-13 1:11 ` Rik van Riel
2006-08-12 14:40 ` Rik van Riel
2006-08-12 14:40 ` Rik van Riel
2006-08-12 14:49 ` Evgeniy Polyakov
2006-08-12 14:49 ` Evgeniy Polyakov
2006-08-12 14:56 ` Rik van Riel
2006-08-12 14:56 ` Rik van Riel
2006-08-12 15:08 ` Evgeniy Polyakov
2006-08-12 15:08 ` Evgeniy Polyakov
2006-08-12 15:22 ` Peter Zijlstra
2006-08-12 15:22 ` Peter Zijlstra
2006-08-14 0:56 ` Daniel Phillips
2006-08-14 0:56 ` Daniel Phillips
2006-08-13 0:46 ` David Miller
2006-08-13 0:46 ` David Miller, Evgeniy Polyakov
2006-08-13 9:06 ` Evgeniy Polyakov
2006-08-13 9:06 ` Evgeniy Polyakov
2006-08-13 9:52 ` Evgeniy Polyakov
2006-08-13 9:52 ` Evgeniy Polyakov
2006-08-15 19:17 ` Pavel Machek
2006-08-15 19:17 ` Pavel Machek
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