From: Pavel Machek <pavel-+ZI9xUNit7I@public.gmane.org>
To: Paolo Valente <paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
Cc: Jens Axboe <axboe-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>,
containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Fabio Checconi
<fchecconi-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Arianna Avanzini
<avanzini.arianna-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH RFC - TAKE TWO - 00/12] New version of the BFQ I/O Scheduler
Date: Wed, 4 Jun 2014 10:39:55 +0200 [thread overview]
Message-ID: <20140604083955.GA878__12098.9343188286$1401871208$gmane$org@amd.pavel.ucw.cz> (raw)
In-Reply-To: <FCFE0106-A4DD-4DEF-AAAE-040F3823A447-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
Hi!
> > Like this: I applied patch over today's git...
> >
> > I only see last bits of panic...
> >
> > Call trace:
> > __bfq_bfqq_expire
> > bfq_bfqq_expire
> > bfq_dispatch_requests
> > sci_request_fn
> > ...
> > EIP: T.1839+0x26
> > Any ideas?
> >
>
> We have tried to think about ways to trigger this failure, but in vain. Unfortunately, so far no user has reported any failure with this last version of bfq either. Finally, we have gone through a new static analysis, but also in this case uselessly.
>
> So, if you are willing to retry, we have put online a version of the code filled with many BUG_ONs. I hope they can make it easier to track down the bug. The archive is here:
> http://algogroup.unimore.it/people/paolo/disk_sched/debugging-patches/3.15.0-rc8-v7rc5.tgz
>
BUG: Unable to handle kernel paging request ad dee22fa0
IP: bfq_del_bfqq_busy+0x4d
...
Tainted: GW 3.15.0-rc8+
...
Call trace:
__bfq_bfqq_expire
bfq_bfqq_expire
? bfq_bfqq_expire
? bfq_bfqq_expire
bfq_idle_slice_timer
call_timer_fn
...
> Should this attempt be useless as well, I will, if you do not mind, try by asking you more details about your system and reproducing your configuration as much as I can.
>
See the preivous email...
Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2014-06-04 8:39 UTC|newest]
Thread overview: 247+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-27 12:42 [PATCH RFC RESEND 00/14] New version of the BFQ I/O Scheduler paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 12/14] block, bfq: add Early Queue Merge (EQM) paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 14/14] block, bfq: boost the throughput with random I/O on NCQ-capable HDDs paolo
2014-05-27 12:42 ` paolo
[not found] ` <1401194558-5283-1-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-27 12:42 ` [PATCH RFC RESEND 01/14] block: kconfig update and build bits for BFQ paolo
2014-05-27 12:42 ` paolo
2014-05-28 22:19 ` Tejun Heo
2014-05-28 22:19 ` Tejun Heo
[not found] ` <20140528221929.GG1419-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 00/12] New version of the BFQ I/O Scheduler Paolo Valente
2014-05-29 9:05 ` Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 05/12] block, bfq: add more fairness to boost throughput and reduce latency Paolo Valente
2014-05-29 9:05 ` Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 06/12] block, bfq: improve responsiveness Paolo Valente
[not found] ` <1401354343-5527-7-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-30 15:41 ` Tejun Heo
2014-05-30 15:41 ` Tejun Heo
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 08/12] block, bfq: preserve a low latency also with NCQ-capable drives Paolo Valente
2014-05-29 9:05 ` Paolo Valente
[not found] ` <1401354343-5527-9-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-31 13:48 ` Tejun Heo
2014-05-31 13:48 ` Tejun Heo
[not found] ` <20140531134823.GB24557-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2014-06-02 9:58 ` Paolo Valente
2014-06-02 9:58 ` Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 09/12] block, bfq: reduce latency during request-pool saturation Paolo Valente
[not found] ` <1401354343-5527-10-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-31 13:54 ` Tejun Heo
2014-05-31 13:54 ` Tejun Heo
2014-06-02 9:54 ` Paolo Valente
2014-06-02 9:54 ` Paolo Valente
[not found] ` <20140531135402.GC24557-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2014-06-02 9:54 ` Paolo Valente
[not found] ` <1401354343-5527-1-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 01/12] block: introduce the BFQ-v0 I/O scheduler Paolo Valente
2014-05-29 9:05 ` Paolo Valente
[not found] ` <1401354343-5527-2-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-30 15:36 ` Tejun Heo
2014-05-30 15:36 ` Tejun Heo
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 02/12] block, bfq: add full hierarchical scheduling and cgroups support Paolo Valente
2014-05-29 9:05 ` Paolo Valente
[not found] ` <1401354343-5527-3-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-30 15:37 ` Tejun Heo
2014-05-30 15:37 ` Tejun Heo
2014-05-30 15:37 ` Tejun Heo
2014-05-30 15:39 ` Tejun Heo
2014-05-30 15:39 ` Tejun Heo
[not found] ` <20140530153943.GC24871-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-05-30 21:49 ` Paolo Valente
2014-05-30 21:49 ` Paolo Valente
[not found] ` <20140530153718.GB24871-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-05-30 15:39 ` Tejun Heo
2014-05-30 21:49 ` Paolo Valente
2014-05-30 21:49 ` Paolo Valente
2014-05-30 21:49 ` Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 03/12] block, bfq: improve throughput boosting Paolo Valente
2014-05-29 9:05 ` Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 04/12] block, bfq: modify the peak-rate estimator Paolo Valente
2014-05-29 9:05 ` Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 05/12] block, bfq: add more fairness to boost throughput and reduce latency Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 06/12] block, bfq: improve responsiveness Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 07/12] block, bfq: reduce I/O latency for soft real-time applications Paolo Valente
2014-05-29 9:05 ` Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 08/12] block, bfq: preserve a low latency also with NCQ-capable drives Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 09/12] block, bfq: reduce latency during request-pool saturation Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 10/12] block, bfq: add Early Queue Merge (EQM) Paolo Valente
2014-05-29 9:05 ` Paolo Valente
[not found] ` <1401354343-5527-11-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-01 0:03 ` Tejun Heo
2014-06-01 0:03 ` Tejun Heo
2014-06-01 0:03 ` Tejun Heo
2014-06-02 9:46 ` Paolo Valente
2014-06-02 9:46 ` Paolo Valente
[not found] ` <3B7B1A46-46EB-4C52-A52C-4F79C71D14C2-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-03 16:28 ` Tejun Heo
2014-06-03 16:28 ` Tejun Heo
[not found] ` <20140603162844.GD26210-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-04 11:47 ` Paolo Valente
2014-06-04 11:47 ` Paolo Valente
[not found] ` <91383F1F-69C3-4B88-B51E-30204818F1AB-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-04 13:04 ` Tejun Heo
2014-06-04 13:04 ` Tejun Heo
[not found] ` <20140604130446.GA5004-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-16 11:23 ` Paolo Valente
2014-06-16 11:23 ` Paolo Valente
2014-06-16 11:23 ` Paolo Valente
[not found] ` <20140601000331.GA29085-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-02 9:46 ` Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 11/12] block, bfq: boost the throughput on NCQ-capable flash-based devices Paolo Valente
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 12/12] block, bfq: boost the throughput with random I/O on NCQ-capable HDDs Paolo Valente
2014-05-30 16:07 ` [PATCH RFC - TAKE TWO - 00/12] New version of the BFQ I/O Scheduler Tejun Heo
2014-05-30 16:07 ` Tejun Heo
[not found] ` <20140530160712.GG24871-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-05-30 22:23 ` Paolo Valente
2014-05-30 22:23 ` Paolo Valente
[not found] ` <464F6CBE-A63E-46EF-A90D-BF8450430444-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-30 23:28 ` Tejun Heo
2014-05-30 23:28 ` Tejun Heo
2014-05-30 23:28 ` Tejun Heo
[not found] ` <20140530232804.GA5057-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-05-30 23:54 ` Paolo Valente
2014-05-30 23:54 ` Paolo Valente
2014-06-02 11:14 ` Pavel Machek
2014-06-02 11:14 ` Pavel Machek
2014-06-02 11:14 ` Pavel Machek
[not found] ` <20140602111432.GA3737-tWAi6jLit6GreWDznjuHag@public.gmane.org>
2014-06-02 13:02 ` Pavel Machek
2014-06-02 13:02 ` Pavel Machek
[not found] ` <20140602130226.GA14654-tWAi6jLit6GreWDznjuHag@public.gmane.org>
2014-06-03 16:54 ` Paolo Valente
2014-06-03 16:54 ` Paolo Valente
2014-06-04 8:39 ` Pavel Machek
2014-06-04 8:39 ` Pavel Machek
[not found] ` <FCFE0106-A4DD-4DEF-AAAE-040F3823A447-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-03 20:40 ` Pavel Machek
2014-06-03 20:40 ` Pavel Machek
2014-06-04 8:39 ` Pavel Machek [this message]
2014-06-04 9:08 ` Pavel Machek
2014-06-04 9:08 ` Pavel Machek
2014-06-04 10:03 ` BFQ speed tests [was Re: [PATCH RFC - TAKE TWO - 00/12] New version of the BFQ I/O Scheduler] Pavel Machek
2014-06-04 10:03 ` Pavel Machek
2014-06-04 10:03 ` Pavel Machek
[not found] ` <20140604100358.GA4799-tWAi6jLit6GreWDznjuHag@public.gmane.org>
2014-06-04 10:24 ` Paolo Valente
2014-06-04 10:24 ` Paolo Valente
[not found] ` <4888F93F-D58D-48DD-81A6-A6D61C452D92-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-04 11:59 ` Takashi Iwai
2014-06-04 11:59 ` Takashi Iwai
2014-06-04 11:59 ` Takashi Iwai
2014-06-04 12:12 ` Paolo Valente
2014-06-04 12:12 ` Paolo Valente
[not found] ` <s5hsink3mxk.wl%tiwai-l3A5Bk7waGM@public.gmane.org>
2014-06-04 12:12 ` Paolo Valente
2014-06-11 20:45 ` Paolo Valente
2014-06-11 20:45 ` Paolo Valente
2014-06-13 16:21 ` Takashi Iwai
2014-06-13 16:21 ` Takashi Iwai
[not found] ` <6A4905B2-ACAA-419D-9C83-659BE9A5B20B-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-13 16:21 ` Takashi Iwai
2014-06-11 20:39 ` Paolo Valente
2014-06-11 20:39 ` Paolo Valente
2014-06-02 17:33 ` [PATCH RFC - TAKE TWO - 00/12] New version of the BFQ I/O Scheduler Tejun Heo
2014-06-02 17:33 ` Tejun Heo
[not found] ` <20140602173332.GB8912-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-03 4:12 ` Mike Galbraith
2014-06-03 4:12 ` Mike Galbraith
2014-06-04 22:31 ` Pavel Machek
2014-06-04 22:31 ` Pavel Machek
[not found] ` <20140604223152.GA7881-tWAi6jLit6GreWDznjuHag@public.gmane.org>
2014-06-05 2:14 ` Jens Axboe
2014-06-05 2:14 ` Jens Axboe
2014-05-31 0:48 ` Jens Axboe
2014-05-31 0:48 ` Jens Axboe
2014-05-31 0:48 ` Jens Axboe
[not found] ` <538926F6.7080409-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2014-05-31 5:16 ` Tejun Heo
2014-05-31 5:16 ` Tejun Heo
2014-05-31 5:16 ` Tejun Heo
[not found] ` <20140531051635.GA19925-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2014-06-02 14:29 ` Jens Axboe
2014-06-02 14:29 ` Jens Axboe
[not found] ` <538C8A47.1050502-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2014-06-02 17:24 ` Tejun Heo
2014-06-17 15:55 ` Paolo Valente
2014-06-17 15:55 ` Paolo Valente
[not found] ` <0A5218F8-0215-4B4F-959B-EE5AAEFC164A-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-19 1:46 ` Tejun Heo
2014-06-19 1:46 ` Tejun Heo
2014-06-19 1:46 ` Tejun Heo
[not found] ` <20140619014600.GA20100-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2014-06-19 1:49 ` Tejun Heo
2014-06-19 2:29 ` Jens Axboe
2014-06-19 2:29 ` Jens Axboe
[not found] ` <53A24B1C.1070004-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2014-06-23 13:53 ` Paolo Valente
2014-06-23 13:53 ` Paolo Valente
2014-06-23 19:20 ` Tejun Heo
2014-06-23 19:20 ` Tejun Heo
[not found] ` <20140623192022.GA19660-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2014-07-09 20:54 ` Paolo Valente
2014-07-09 20:54 ` Paolo Valente
[not found] ` <8F719638-0CD7-4BD2-8F4F-088913A0EE2D-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-23 19:20 ` Tejun Heo
2014-06-19 1:49 ` Tejun Heo
2014-06-19 1:49 ` Tejun Heo
2014-06-02 17:24 ` Tejun Heo
2014-06-02 17:24 ` Tejun Heo
2014-06-02 17:32 ` Jens Axboe
2014-06-02 17:32 ` Jens Axboe
[not found] ` <538CB515.3090700-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2014-06-02 17:42 ` Tejun Heo
2014-06-02 17:42 ` Tejun Heo
[not found] ` <20140602174250.GC8912-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-02 17:46 ` Jens Axboe
2014-06-02 17:46 ` Jens Axboe
2014-06-02 18:51 ` Tejun Heo
2014-06-02 18:51 ` Tejun Heo
[not found] ` <20140602185138.GD8912-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-02 20:57 ` Jens Axboe
2014-06-02 20:57 ` Jens Axboe
[not found] ` <20140602205713.GB8357-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2014-06-04 14:31 ` Christoph Hellwig
2014-06-04 14:31 ` Christoph Hellwig
2014-06-04 14:31 ` Christoph Hellwig
[not found] ` <20140604143136.GA1920-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2014-06-04 14:50 ` Tejun Heo
2014-06-04 14:50 ` Tejun Heo
[not found] ` <20140604145053.GE5004-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-04 14:53 ` Christoph Hellwig
2014-06-04 14:53 ` Christoph Hellwig
[not found] ` <20140604145330.GA2955-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2014-06-04 14:58 ` Tejun Heo
2014-06-04 14:58 ` Tejun Heo
[not found] ` <20140604145829.GF5004-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-04 17:51 ` Christoph Hellwig
2014-06-04 17:51 ` Christoph Hellwig
[not found] ` <538CB87C.7030600-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2014-06-02 18:51 ` Tejun Heo
[not found] ` <20140602172454.GA8912-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-02 17:32 ` Jens Axboe
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 11/12] block, bfq: boost the throughput on NCQ-capable flash-based devices Paolo Valente
2014-05-29 9:05 ` Paolo Valente
[not found] ` <1401354343-5527-12-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-30 15:46 ` Tejun Heo
2014-05-30 15:46 ` Tejun Heo
[not found] ` <20140530154654.GE24871-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-05-30 22:01 ` Paolo Valente
2014-05-30 22:01 ` Paolo Valente
2014-05-31 11:52 ` Tejun Heo
2014-05-31 11:52 ` Tejun Heo
[not found] ` <20140531115216.GB5057-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-02 9:26 ` Paolo Valente
2014-06-02 9:26 ` Paolo Valente
2014-06-03 17:11 ` Tejun Heo
2014-06-03 17:11 ` Tejun Heo
[not found] ` <20140603171124.GE26210-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-04 7:29 ` Paolo Valente
2014-06-04 7:29 ` Paolo Valente
[not found] ` <03CDD106-DB18-4E8F-B3D6-2AAD45782A06-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-04 13:56 ` Tejun Heo
2014-06-04 13:56 ` Tejun Heo
2014-06-04 13:56 ` Tejun Heo
[not found] ` <20140604135627.GB5004-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-06-16 10:46 ` Paolo Valente
2014-06-16 10:46 ` Paolo Valente
[not found] ` <D163E069-ED77-4BF5-A488-9A90C41C60C1-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-19 1:14 ` Tejun Heo
2014-06-19 1:14 ` Tejun Heo
[not found] ` <36BFDB73-AEC2-4B87-9FD6-205E9431E722-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-06-03 17:11 ` Tejun Heo
2014-05-29 9:05 ` [PATCH RFC - TAKE TWO - 12/12] block, bfq: boost the throughput with random I/O on NCQ-capable HDDs Paolo Valente
2014-05-29 9:05 ` Paolo Valente
[not found] ` <1401354343-5527-13-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-30 15:51 ` Tejun Heo
2014-05-30 15:51 ` Tejun Heo
2014-05-31 13:34 ` Tejun Heo
2014-05-31 13:34 ` Tejun Heo
[not found] ` <1401194558-5283-2-git-send-email-paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org>
2014-05-28 22:19 ` [PATCH RFC RESEND 01/14] block: kconfig update and build bits for BFQ Tejun Heo
2014-05-27 12:42 ` [PATCH RFC RESEND 02/14] block: introduce the BFQ-v0 I/O scheduler paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 03/14] block: add hierarchical-support option to kconfig paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 04/14] block, bfq: add full hierarchical scheduling and cgroups support paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 05/14] block, bfq: improve throughput boosting paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 06/14] block, bfq: modify the peak-rate estimator paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 07/14] block, bfq: add more fairness to boost throughput and reduce latency paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 08/14] block, bfq: improve responsiveness paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 09/14] block, bfq: reduce I/O latency for soft real-time applications paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 10/14] block, bfq: preserve a low latency also with NCQ-capable drives paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 11/14] block, bfq: reduce latency during request-pool saturation paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 12/14] block, bfq: add Early Queue Merge (EQM) paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 13/14] block, bfq: boost the throughput on NCQ-capable flash-based devices paolo
2014-05-27 12:42 ` paolo
2014-05-27 12:42 ` [PATCH RFC RESEND 14/14] block, bfq: boost the throughput with random I/O on NCQ-capable HDDs paolo
2014-05-30 15:32 ` [PATCH RFC RESEND 00/14] New version of the BFQ I/O Scheduler Vivek Goyal
2014-05-30 15:32 ` Vivek Goyal
2014-05-30 16:16 ` Tejun Heo
2014-05-30 16:16 ` Tejun Heo
[not found] ` <20140530161650.GH24871-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-05-30 17:09 ` Vivek Goyal
2014-05-30 17:09 ` Vivek Goyal
[not found] ` <20140530170958.GF16605-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-05-30 17:26 ` Tejun Heo
2014-05-30 17:26 ` Tejun Heo
[not found] ` <20140530172609.GI24871-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org>
2014-05-30 17:55 ` Vivek Goyal
2014-05-30 17:55 ` Vivek Goyal
[not found] ` <20140530175527.GH16605-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-05-30 17:59 ` Tejun Heo
2014-05-30 17:59 ` Tejun Heo
2014-05-30 17:59 ` Tejun Heo
2014-05-30 23:33 ` Paolo Valente
2014-05-30 23:33 ` Paolo Valente
[not found] ` <20140530153228.GE16605-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-05-30 16:16 ` Tejun Heo
2014-05-30 17:31 ` Vivek Goyal
2014-05-30 17:31 ` Vivek Goyal
[not found] ` <20140530173146.GG16605-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-05-30 17:39 ` Tejun Heo
2014-05-30 17:39 ` Tejun Heo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='20140604083955.GA878__12098.9343188286$1401871208$gmane$org@amd.pavel.ucw.cz' \
--to=pavel-+zi9xunit7i@public.gmane.org \
--cc=avanzini.arianna-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
--cc=axboe-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org \
--cc=cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org \
--cc=fchecconi-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=paolo.valente-rcYM44yAMweonA0d6jMUrA@public.gmane.org \
--cc=tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.