From: Jens Axboe <axboe@fb.com>
To: Paolo Valente <paolo.valente@linaro.org>
Cc: <linux-block@vger.kernel.org>,
Linux-Kernal <linux-kernel@vger.kernel.org>, <osandov@fb.com>
Subject: Re: [PATCHSET/RFC v2] blk-mq scheduling framework
Date: Tue, 13 Dec 2016 08:17:39 -0700 [thread overview]
Message-ID: <20161213151739.GA32618@kernel.dk> (raw)
In-Reply-To: <9D1F7CB5-4043-448B-A553-D6A9804D5089@linaro.org>
On Tue, Dec 13 2016, Paolo Valente wrote:
>
> > Il giorno 08 dic 2016, alle ore 21:13, Jens Axboe <axboe@fb.com> ha scritto:
> >
> > As a followup to this posting from yesterday:
> >
> > https://marc.info/?l=linux-block&m=148115232806065&w=2
> >
> > this is version 2. I wanted to post a new one fairly quickly, as there
> > ended up being a number of potential crashes in v1. This one should be
> > solid, I've run mq-deadline on both NVMe and regular rotating storage,
> > and we handle the various merging cases correctly.
> >
> > You can download it from git as well:
> >
> > git://git.kernel.dk/linux-block blk-mq-sched.2
> >
> > Note that this is based on for-4.10/block, which is in turn based on
> > v4.9-rc1. I suggest pulling it into my for-next branch, which would
> > then merge nicely with 'master' as well.
> >
>
> Hi Jens,
> this is just to tell you that I have finished running some extensive
> tests on this patch series (throughput, responsiveness, low latency
> for soft real time). No regression w.r.t. blk detected, and no
> crashes or other anomalies.
>
> Starting to work on BFQ port. Please be patient with my little
> expertise on mq environment, and with my next silly questions!
No worries, ask away if you have questions. As you might have seen, it's
still a little bit of a moving target, but it's getting closer every
day. I'll post a v3 later today hopefully that will be a good fix point
for you. I'll need to add the io context setup etc, that's not there
yet, as only cfq/bfq uses that.
--
Jens Axboe
next prev parent reply other threads:[~2016-12-13 15:17 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-08 20:13 [PATCHSET/RFC v2] blk-mq scheduling framework Jens Axboe
2016-12-08 20:13 ` [PATCH 1/7] blk-mq: add blk_mq_start_stopped_hw_queue() Jens Axboe
2016-12-13 8:48 ` Bart Van Assche
2016-12-08 20:13 ` [PATCH 2/7] blk-mq: abstract out blk_mq_dispatch_rq_list() helper Jens Axboe
2016-12-09 6:44 ` Hannes Reinecke
2016-12-09 6:44 ` Hannes Reinecke
2016-12-13 8:51 ` Bart Van Assche
2016-12-13 15:05 ` Jens Axboe
2016-12-13 15:05 ` Jens Axboe
2016-12-13 9:18 ` Ritesh Harjani
2016-12-13 9:29 ` Bart Van Assche
2016-12-08 20:13 ` [PATCH 3/7] elevator: make the rqhash helpers exported Jens Axboe
2016-12-09 6:45 ` Hannes Reinecke
2016-12-09 6:45 ` Hannes Reinecke
2016-12-08 20:13 ` [PATCH 4/7] blk-flush: run the queue when inserting blk-mq flush Jens Axboe
2016-12-09 6:45 ` Hannes Reinecke
2016-12-09 6:45 ` Hannes Reinecke
2016-12-08 20:13 ` [PATCH 5/7] blk-mq-sched: add framework for MQ capable IO schedulers Jens Axboe
2016-12-13 13:56 ` Bart Van Assche
2016-12-13 15:14 ` Jens Axboe
2016-12-13 15:14 ` Jens Axboe
2016-12-14 10:31 ` Bart Van Assche
2016-12-14 15:05 ` Jens Axboe
2016-12-14 15:05 ` Jens Axboe
2016-12-13 14:29 ` Bart Van Assche
2016-12-13 15:20 ` Jens Axboe
2016-12-08 20:13 ` [PATCH 6/7] mq-deadline: add blk-mq adaptation of the deadline IO scheduler Jens Axboe
2016-12-13 11:04 ` Bart Van Assche
2016-12-13 15:08 ` Jens Axboe
2016-12-13 15:08 ` Jens Axboe
2016-12-14 8:09 ` Bart Van Assche
2016-12-14 15:02 ` Jens Axboe
2016-12-14 15:02 ` Jens Axboe
2016-12-08 20:13 ` [PATCH 7/7] blk-mq-sched: allow setting of default " Jens Axboe
2016-12-13 10:13 ` Bart Van Assche
2016-12-13 15:06 ` Jens Axboe
2016-12-13 15:06 ` Jens Axboe
2016-12-13 9:26 ` [PATCHSET/RFC v2] blk-mq scheduling framework Paolo Valente
2016-12-13 9:26 ` Paolo Valente
2016-12-13 15:17 ` Jens Axboe [this message]
2016-12-13 16:15 ` Paolo Valente
2016-12-13 16:15 ` Paolo Valente
2016-12-13 16:28 ` Jens Axboe
2016-12-13 21:51 ` Jens Axboe
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