Date: Sun, 25 Apr 2010 01:18:36 +0100 From: Bruce Cran <bruce@cran.org.uk> To: Luigi Rizzo <luigi@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@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: <201004250118.36906.bruce@cran.org.uk> In-Reply-To: <201004121637.o3CGbjSK080066@svn.freebsd.org> References: <201004121637.o3CGbjSK080066@svn.freebsd.org>
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On Monday 12 April 2010 17:37:45 Luigi Rizzo 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. The example in gsched(8) says to use "-s rr", but it looks like it should be "-a rr"? -- Bruce Cran
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