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From: Jens Axboe <[email protected]>
To: Pavel Begunkov <[email protected]>,
	io-uring <[email protected]>
Subject: Re: [PATCH v2] io-wq: handle hashed writes in chains
Date: Mon, 23 Mar 2020 08:26:00 -0600	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On 3/23/20 2:38 AM, Pavel Begunkov wrote:
>> No, and in fact it probably should be a separate thing, but I kind of
>> like your approach so not moving forward with mine. I do think it's
>> worth looking into separately, as there's no reason why we can't wake a
>> non-hashed worker if we're just doing hashed work from the existing
>> thread. If that thread is just doing copies and not blocking, the
>> unhashed (or next hashed) work is just sitting idle while it could be
>> running instead.
> 
> Then, I'll clean the diff, hopefully soon. Could I steal parts of your patch
> description?

Of course, go ahead.

>> Hence I added that hunk, to kick a new worker to proceed in parallel.
> 
> It seems, I need to take a closer look at this accounting in general.

Agree, I think we have some room for improvement there.

-- 
Jens Axboe


  reply	other threads:[~2020-03-23 14:26 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-19 18:56 [PATCH v2] io-wq: handle hashed writes in chains Jens Axboe
2020-03-22 16:09 ` Pavel Begunkov
2020-03-22 16:24   ` Pavel Begunkov
2020-03-22 17:08     ` Jens Axboe
2020-03-22 18:54     ` Pavel Begunkov
2020-03-22 19:51       ` Jens Axboe
2020-03-22 20:05         ` Jens Axboe
2020-03-22 20:15           ` Jens Axboe
2020-03-22 20:20             ` Pavel Begunkov
2020-03-22 21:16               ` Pavel Begunkov
2020-03-22 21:31                 ` Pavel Begunkov
2020-03-22 20:25         ` Pavel Begunkov
2020-03-23  1:37           ` Jens Axboe
2020-03-23  8:38             ` Pavel Begunkov
2020-03-23 14:26               ` Jens Axboe [this message]
2020-03-22 17:08   ` Jens Axboe
2020-03-22 17:37     ` Pavel Begunkov
2020-03-22 20:56 ` Pavel Begunkov
  -- strict thread matches above, loose matches on Subject: below --
2020-03-23 19:57 Pavel Begunkov
2020-03-24  2:31 ` Jens Axboe

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