Date: Wed, 14 Apr 2010 00:57:26 +0200 From: Luigi Rizzo <rizzo@iet.unipi.it> To: bf1783@gmail.com Cc: fabio@freebsd.org, luigi@freebsd.org, freebsd-current@freebsd.org, freebsd-geom@freebsd.org Subject: Re: svn commit: r206497 - in head: sbin/geom/class sbin/geom/class/sched sys/geom/sched sys/modules/geom sys/modules/geom/geom_sched sys/modules/geom/geom_sched/gs_sched sys/modules/geom/geom_sched/gsc... Message-ID: <20100413225726.GA61070@onelab2.iet.unipi.it> In-Reply-To: <l2sd873d5be1004131537u798a71e2qc1c87710b8dc70a@mail.gmail.com> References: <m2ld873d5be1004131209ue23db446j3427a1352c87a380@mail.gmail.com> <20100413201444.GB47657@onelab2.iet.unipi.it> <l2sd873d5be1004131537u798a71e2qc1c87710b8dc70a@mail.gmail.com>
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On Tue, Apr 13, 2010 at 10:37:04PM +0000, b. f. wrote: > On 4/13/10, Luigi Rizzo <rizzo@iet.unipi.it> wrote: > > On Tue, Apr 13, 2010 at 07:09:50PM +0000, b. f. wrote: > >> >Author: luigi > >> >Date: Mon Apr 12 16:37:45 2010 > >> >New Revision: 206497 > >> >URL: http://svn.freebsd.org/changeset/base/206497 > >> > > >> >Log: > >> > Bring in geom_sched, support for scheduling disk I/O requests > >> > in a device independent manner. Also include an example anticipatory > >> > scheduler, gsched_rr, which gives very nice performance improvements > >> > in presence of competing random access patterns. > >> > >> Thank you for bringing this in. Do you or your collaborators also > >> plan to add the BFQ scheduler that was in the earlier separate > > > > sooner or later, yes. > > Oh, good. > > What do you think about adding an easy way to automatically enable > scheduling on designated disks -- an rc-script, like that for geli, > for example? sooner or later, yes. :)
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