From: Theodore Tso <tytso-3s7WtUTddSA@public.gmane.org> To: Andrea Righi <righi.andrea-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, KAMEZAWA Hiroyuki <kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org>, akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org, randy.dunlap-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org Subject: Re: [PATCH 9/9] ext3: do not throttle metadata and journal IO Date: Thu, 23 Apr 2009 08:27:16 -0400 [thread overview] Message-ID: <20090423122716.GD2723@mit.edu> (raw) In-Reply-To: <20090423121745.GC2723-3s7WtUTddSA@public.gmane.org> P.S. I'm not saying that all of these problems need to be solved in a single subsystem, or even in a single patch series. Just that someone is thinking about how these ideas all fit together in a high-level plan, which is written down. It could be wrong, but it really seems to me that each time says, "so what about X", another piece gets bolted on, as opposed to thinking about what the whole thing will look like from the very beginning. - Ted
WARNING: multiple messages have this Message-ID (diff)
From: Theodore Tso <tytso@mit.edu> To: Andrea Righi <righi.andrea@gmail.com>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, akpm@linux-foundation.org, randy.dunlap@oracle.com, Carl Henrik Lunde <chlunde@ping.uio.no>, Jens Axboe <jens.axboe@oracle.com>, eric.rannaud@gmail.com, Balbir Singh <balbir@linux.vnet.ibm.com>, fernando@oss.ntt.co.jp, dradford@bluehost.com, Gui@smtp1.linux-foundation.org, agk@sourceware.org, subrata@linux.vnet.ibm.com, Paul Menage <menage@google.com>, containers@lists.linux-foundation.org, linux-kernel@vger.kernel.org, dave@linux.vnet.ibm.com, matt@bluehost.com, roberto@unbit.it, ngupta@google.com Subject: Re: [PATCH 9/9] ext3: do not throttle metadata and journal IO Date: Thu, 23 Apr 2009 08:27:16 -0400 [thread overview] Message-ID: <20090423122716.GD2723@mit.edu> (raw) In-Reply-To: <20090423121745.GC2723@mit.edu> P.S. I'm not saying that all of these problems need to be solved in a single subsystem, or even in a single patch series. Just that someone is thinking about how these ideas all fit together in a high-level plan, which is written down. It could be wrong, but it really seems to me that each time says, "so what about X", another piece gets bolted on, as opposed to thinking about what the whole thing will look like from the very beginning. - Ted
next prev parent reply other threads:[~2009-04-23 12:27 UTC|newest] Thread overview: 207+ messages / expand[flat|nested] mbox.gz Atom feed top 2009-04-14 20:21 [PATCH 0/9] cgroup: io-throttle controller (v13) Andrea Righi [not found] ` <1239740480-28125-1-git-send-email-righi.andrea-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2009-04-14 20:21 ` [PATCH 1/9] io-throttle documentation Andrea Righi 2009-04-14 20:21 ` Andrea Righi 2009-04-17 1:24 ` KAMEZAWA Hiroyuki 2009-04-17 1:56 ` Li Zefan 2009-04-17 10:25 ` Andrea Righi 2009-04-17 10:41 ` Andrea Righi 2009-04-17 10:41 ` Andrea Righi 2009-04-17 11:35 ` Fernando Luis Vázquez Cao 2009-04-17 11:35 ` Fernando Luis Vázquez Cao 2009-04-20 9:38 ` Ryo Tsuruta 2009-04-20 9:38 ` Ryo Tsuruta [not found] ` <20090420.183815.226804723.ryov-jCdQPDEk3idL9jVzuh4AOg@public.gmane.org> 2009-04-20 15:00 ` Andrea Righi 2009-04-20 15:00 ` Andrea Righi 2009-04-27 10:45 ` Ryo Tsuruta 2009-04-27 12:15 ` Ryo Tsuruta [not found] ` <20090427.194533.183037823.ryov-jCdQPDEk3idL9jVzuh4AOg@public.gmane.org> 2009-04-27 12:15 ` Ryo Tsuruta 2009-04-27 21:56 ` Andrea Righi 2009-04-27 21:56 ` Andrea Righi 2009-04-27 10:45 ` Ryo Tsuruta [not found] ` <49E7E1CF.6060209-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org> 2009-04-17 10:25 ` Andrea Righi 2009-04-17 7:34 ` Gui Jianfeng 2009-04-17 7:43 ` KAMEZAWA Hiroyuki 2009-04-17 9:29 ` Gui Jianfeng [not found] ` <20090417164351.ea85012d.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-17 9:29 ` Gui Jianfeng [not found] ` <49E8311D.5030901-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org> 2009-04-17 7:43 ` KAMEZAWA Hiroyuki [not found] ` <20090417102417.88a0ef93.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-17 1:56 ` Li Zefan 2009-04-17 7:34 ` Gui Jianfeng 2009-04-17 9:55 ` Andrea Righi 2009-04-17 9:55 ` Andrea Righi [not found] ` <1239740480-28125-2-git-send-email-righi.andrea-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2009-04-17 1:24 ` KAMEZAWA Hiroyuki 2009-04-17 17:39 ` Vivek Goyal 2009-04-17 17:39 ` Vivek Goyal 2009-04-17 23:12 ` Andrea Righi 2009-04-19 13:42 ` Vivek Goyal 2009-04-19 13:42 ` Vivek Goyal [not found] ` <20090419134201.GF8493-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2009-04-19 15:47 ` Andrea Righi 2009-04-19 15:47 ` Andrea Righi 2009-04-20 21:28 ` Vivek Goyal 2009-04-20 21:28 ` Vivek Goyal 2009-04-20 22:05 ` Andrea Righi 2009-04-21 1:08 ` Vivek Goyal 2009-04-21 1:08 ` Vivek Goyal [not found] ` <20090421010846.GA15850-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2009-04-21 8:37 ` Andrea Righi 2009-04-21 8:37 ` Andrea Righi 2009-04-21 14:23 ` Vivek Goyal 2009-04-21 14:23 ` Vivek Goyal [not found] ` <20090421142305.GB22619-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2009-04-21 18:29 ` Vivek Goyal 2009-04-21 18:29 ` Vivek Goyal [not found] ` <20090421182958.GF22619-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2009-04-21 21:36 ` Andrea Righi 2009-04-21 21:36 ` Andrea Righi 2009-04-21 21:28 ` Andrea Righi 2009-04-21 21:28 ` Andrea Righi [not found] ` <20090420212827.GA9080-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2009-04-20 22:05 ` Andrea Righi 2009-04-19 13:54 ` Vivek Goyal 2009-04-19 13:54 ` Vivek Goyal [not found] ` <20090417173955.GF29086-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2009-04-17 23:12 ` Andrea Righi 2009-04-14 20:21 ` [PATCH 2/9] res_counter: introduce ratelimiting attributes Andrea Righi 2009-04-14 20:21 ` Andrea Righi 2009-04-14 20:21 ` [PATCH 3/9] bio-cgroup controller Andrea Righi 2009-04-14 20:21 ` Andrea Righi 2009-04-15 2:15 ` KAMEZAWA Hiroyuki 2009-04-15 9:37 ` Andrea Righi 2009-04-15 12:38 ` Ryo Tsuruta [not found] ` <20090415.213850.226770691.ryov-jCdQPDEk3idL9jVzuh4AOg@public.gmane.org> 2009-04-15 13:23 ` Andrea Righi 2009-04-15 13:23 ` Andrea Righi 2009-04-15 23:58 ` KAMEZAWA Hiroyuki 2009-04-15 23:58 ` KAMEZAWA Hiroyuki 2009-04-16 10:42 ` Andrea Righi 2009-04-16 12:00 ` Ryo Tsuruta 2009-04-16 12:00 ` Ryo Tsuruta 2009-04-17 0:04 ` KAMEZAWA Hiroyuki 2009-04-17 9:44 ` Andrea Righi [not found] ` <20090417090451.5ad9022f.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-17 9:44 ` Andrea Righi 2009-04-17 0:04 ` KAMEZAWA Hiroyuki [not found] ` <20090416085814.8b6d077f.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-16 10:42 ` Andrea Righi 2009-04-15 12:38 ` Ryo Tsuruta 2009-04-15 13:07 ` Andrea Righi [not found] ` <20090415111528.b796519a.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-15 9:37 ` Andrea Righi 2009-04-15 13:07 ` Andrea Righi 2009-04-16 22:29 ` Andrew Morton 2009-04-17 0:20 ` KAMEZAWA Hiroyuki [not found] ` <20090417092040.1c832c69.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-17 0:44 ` Andrew Morton 2009-04-17 0:44 ` Andrew Morton 2009-04-17 1:44 ` Ryo Tsuruta 2009-04-17 4:15 ` Andrew Morton [not found] ` <20090416211514.038c5e91.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> 2009-04-17 7:48 ` Ryo Tsuruta 2009-04-17 7:48 ` Ryo Tsuruta [not found] ` <20090417.104432.193700511.ryov-jCdQPDEk3idL9jVzuh4AOg@public.gmane.org> 2009-04-17 4:15 ` Andrew Morton 2009-04-17 1:50 ` Balbir Singh [not found] ` <20090416174428.6bb5da21.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> 2009-04-17 1:44 ` Ryo Tsuruta 2009-04-17 1:50 ` Balbir Singh [not found] ` <20090416152937.b2188370.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> 2009-04-17 0:20 ` KAMEZAWA Hiroyuki 2009-04-17 9:40 ` Andrea Righi 2009-04-17 9:40 ` Andrea Righi 2009-04-17 1:49 ` Takuya Yoshikawa 2009-04-17 2:24 ` KAMEZAWA Hiroyuki [not found] ` <20090417112433.085ed604.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-17 7:22 ` Ryo Tsuruta 2009-04-17 7:22 ` Ryo Tsuruta 2009-04-17 8:00 ` KAMEZAWA Hiroyuki [not found] ` <20090417170016.5c7268f1.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-17 8:48 ` KAMEZAWA Hiroyuki 2009-04-17 8:48 ` KAMEZAWA Hiroyuki [not found] ` <20090417174854.07aeec9f.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-17 8:51 ` KAMEZAWA Hiroyuki 2009-04-17 8:51 ` KAMEZAWA Hiroyuki [not found] ` <20090417.162201.183038478.ryov-jCdQPDEk3idL9jVzuh4AOg@public.gmane.org> 2009-04-17 8:00 ` KAMEZAWA Hiroyuki 2009-04-17 11:27 ` Block I/O tracking (was Re: [PATCH 3/9] bio-cgroup controller) Fernando Luis Vázquez Cao 2009-04-17 11:27 ` Fernando Luis Vázquez Cao 2009-04-17 22:09 ` Andrea Righi [not found] ` <49E8679D.8010405-gVGce1chcLdL9jVzuh4AOg@public.gmane.org> 2009-04-17 22:09 ` Andrea Righi 2009-04-17 7:32 ` [PATCH 3/9] bio-cgroup controller Ryo Tsuruta [not found] ` <49E7E037.9080004-gVGce1chcLdL9jVzuh4AOg@public.gmane.org> 2009-04-17 2:24 ` KAMEZAWA Hiroyuki 2009-04-17 7:32 ` Ryo Tsuruta 2009-04-17 10:22 ` Balbir Singh [not found] ` <20090417102214.GC3896-SINUvgVNF2CyUtPGxGje5AC/G2K4zDHf@public.gmane.org> 2009-04-20 11:35 ` Ryo Tsuruta 2009-04-20 11:35 ` Ryo Tsuruta [not found] ` <20090420.203540.104031006.ryov-jCdQPDEk3idL9jVzuh4AOg@public.gmane.org> 2009-04-20 14:56 ` Andrea Righi 2009-04-20 14:56 ` Andrea Righi 2009-04-21 11:39 ` Ryo Tsuruta 2009-04-21 11:39 ` Ryo Tsuruta 2009-04-21 15:31 ` Balbir Singh 2009-04-21 15:31 ` Balbir Singh [not found] ` <1239740480-28125-4-git-send-email-righi.andrea-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2009-04-15 2:15 ` KAMEZAWA Hiroyuki 2009-04-16 22:29 ` Andrew Morton 2009-04-17 1:49 ` Takuya Yoshikawa 2009-04-17 10:22 ` Balbir Singh 2009-04-14 20:21 ` [PATCH 4/9] support checking of cgroup subsystem dependencies Andrea Righi 2009-04-14 20:21 ` [PATCH 5/9] io-throttle controller infrastructure Andrea Righi 2009-04-14 20:21 ` [PATCH 6/9] kiothrottled: throttle buffered (writeback) IO Andrea Righi 2009-04-14 20:21 ` Andrea Righi 2009-04-14 20:21 ` [PATCH 7/9] io-throttle instrumentation Andrea Righi 2009-04-14 20:21 ` Andrea Righi 2009-04-14 20:21 ` [PATCH 8/9] export per-task io-throttle statistics to userspace Andrea Righi 2009-04-14 20:21 ` Andrea Righi 2009-04-14 20:21 ` [PATCH 9/9] ext3: do not throttle metadata and journal IO Andrea Righi 2009-04-14 20:21 ` Andrea Righi [not found] ` <1239740480-28125-10-git-send-email-righi.andrea-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2009-04-17 12:38 ` Theodore Tso 2009-04-17 12:38 ` Theodore Tso 2009-04-17 12:50 ` Jens Axboe [not found] ` <20090417125004.GY4593-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org> 2009-04-17 14:39 ` Andrea Righi 2009-04-17 14:39 ` Andrea Righi 2009-04-21 0:18 ` Theodore Tso 2009-04-21 8:30 ` Andrea Righi 2009-04-21 14:06 ` Theodore Tso 2009-04-21 14:31 ` Andrea Righi 2009-04-21 16:35 ` Theodore Tso [not found] ` <20090421163537.GI19186-3s7WtUTddSA@public.gmane.org> 2009-04-21 17:23 ` Balbir Singh 2009-04-21 17:23 ` Balbir Singh [not found] ` <20090421172317.GM19637-SINUvgVNF2CyUtPGxGje5AC/G2K4zDHf@public.gmane.org> 2009-04-21 17:46 ` Theodore Tso 2009-04-21 17:46 ` Theodore Tso [not found] ` <20090421174620.GD15541-3s7WtUTddSA@public.gmane.org> 2009-04-21 18:14 ` Balbir Singh 2009-04-21 18:14 ` Balbir Singh 2009-04-21 19:14 ` Theodore Tso [not found] ` <20090421191401.GF15541-3s7WtUTddSA@public.gmane.org> 2009-04-21 20:49 ` Andrea Righi 2009-04-22 3:30 ` Balbir Singh 2009-04-21 20:49 ` Andrea Righi 2009-04-22 0:33 ` KAMEZAWA Hiroyuki 2009-04-22 1:21 ` KAMEZAWA Hiroyuki [not found] ` <20090422102153.9aec17b9.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-22 10:22 ` Andrea Righi 2009-04-22 10:22 ` Andrea Righi 2009-04-23 0:05 ` KAMEZAWA Hiroyuki 2009-04-23 1:22 ` Theodore Tso [not found] ` <20090423012254.GZ15541-3s7WtUTddSA@public.gmane.org> 2009-04-23 2:54 ` KAMEZAWA Hiroyuki 2009-04-23 2:54 ` KAMEZAWA Hiroyuki [not found] ` <20090423115419.c493266a.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-23 4:35 ` Theodore Tso 2009-04-23 4:35 ` Theodore Tso [not found] ` <20090423043547.GB2723-3s7WtUTddSA@public.gmane.org> 2009-04-23 4:58 ` Andrew Morton 2009-04-23 4:58 ` Andrew Morton 2009-04-23 5:37 ` KAMEZAWA Hiroyuki [not found] ` <20090422215825.f83e1b27.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> 2009-04-23 5:37 ` KAMEZAWA Hiroyuki 2009-04-23 9:44 ` Andrea Righi 2009-04-24 5:14 ` Balbir Singh 2009-04-23 9:44 ` Andrea Righi 2009-04-23 12:17 ` Theodore Tso 2009-04-23 12:17 ` Theodore Tso [not found] ` <20090423121745.GC2723-3s7WtUTddSA@public.gmane.org> 2009-04-23 12:27 ` Theodore Tso [this message] 2009-04-23 12:27 ` Theodore Tso 2009-04-23 21:13 ` Andrea Righi 2009-04-23 21:13 ` Andrea Righi 2009-04-24 0:26 ` KAMEZAWA Hiroyuki 2009-04-24 0:26 ` KAMEZAWA Hiroyuki 2009-04-24 5:14 ` Balbir Singh 2009-04-23 10:03 ` Andrea Righi [not found] ` <20090423090535.ec419269.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-23 1:22 ` Theodore Tso 2009-04-23 10:03 ` Andrea Righi 2009-04-23 0:05 ` KAMEZAWA Hiroyuki [not found] ` <20090422093349.1ee9ae82.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org> 2009-04-22 1:21 ` KAMEZAWA Hiroyuki 2009-04-22 0:33 ` KAMEZAWA Hiroyuki 2009-04-22 3:30 ` Balbir Singh [not found] ` <20090421181429.GO19637-SINUvgVNF2CyUtPGxGje5AC/G2K4zDHf@public.gmane.org> 2009-04-21 19:14 ` Theodore Tso 2009-04-21 16:35 ` Theodore Tso [not found] ` <20090421140631.GF19186-3s7WtUTddSA@public.gmane.org> 2009-04-21 14:31 ` Andrea Righi 2009-04-24 15:10 ` Balbir Singh 2009-04-24 15:10 ` Balbir Singh 2009-04-21 14:06 ` Theodore Tso [not found] ` <20090421001822.GB19186-3s7WtUTddSA@public.gmane.org> 2009-04-21 8:30 ` Andrea Righi 2009-04-21 0:18 ` Theodore Tso [not found] ` <20090417123805.GC7117-3s7WtUTddSA@public.gmane.org> 2009-04-17 12:50 ` Jens Axboe 2009-04-16 22:24 ` [PATCH 0/9] cgroup: io-throttle controller (v13) Andrew Morton 2009-04-16 22:24 ` Andrew Morton [not found] ` <20090416152433.aaaba300.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> 2009-04-17 9:37 ` Andrea Righi 2009-04-17 9:37 ` Andrea Righi 2009-04-30 13:20 ` Alan D. Brunelle 2009-04-14 20:21 ` [PATCH 4/9] support checking of cgroup subsystem dependencies Andrea Righi 2009-04-14 20:21 ` [PATCH 5/9] io-throttle controller infrastructure Andrea Righi 2009-04-30 13:20 ` [PATCH 0/9] cgroup: io-throttle controller (v13) Alan D. Brunelle [not found] ` <49F9A5BA.9030100-VXdhtT5mjnY@public.gmane.org> 2009-05-01 11:11 ` Andrea Righi 2009-05-01 11:11 ` Andrea Righi
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