From: Jeff Moyer <jmoyer@redhat.com>
To: Hillf Danton <dhillf@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC patch] block: add round robin dispatch in noop IO scheduler
Date: Mon, 02 Jul 2012 15:36:15 -0400 [thread overview]
Message-ID: <x498vf2lzv4.fsf@segfault.boston.devel.redhat.com> (raw)
In-Reply-To: <CAJd=RBC=cZO8boOQMqJi=q9H2tZNOfsu_=VrkFt4_ExJCrLePQ@mail.gmail.com> (Hillf Danton's message of "Wed, 27 Jun 2012 21:55:51 +0800")
Hillf Danton <dhillf@gmail.com> writes:
> Requests are grouped according to IO context, and dispatched in round
> robin, one request per context a time, then noop serves flash based
> disk "fair"?
NACK. Noop means noop. You can have a look, and maybe contribute to
the work that Shaohua Li is doing. He proposed an IOPS-based scheduler
here:
http://lwn.net/Articles/474164/
Cheers,
Jeff
next prev parent reply other threads:[~2012-07-02 19:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-27 13:55 Hillf Danton
2012-07-02 19:36 ` Jeff Moyer [this message]
2012-07-03 12:33 ` Hillf Danton
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