Date: Thu, 24 Oct 2013 14:21:18 +0400 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Steven Hartland <smh@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r256956 - in head/sys: cam/ata cam/scsi cddl/contrib/opensolaris/uts/common/fs/zfs cddl/contrib/opensolaris/uts/common/fs/zfs/sys geom sys Message-ID: <20131024102118.GA59011@zxy.spb.ru> In-Reply-To: <201310230954.r9N9sxAZ011750@svn.freebsd.org> References: <201310230954.r9N9sxAZ011750@svn.freebsd.org>
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On Wed, Oct 23, 2013 at 09:54:59AM +0000, Steven Hartland wrote: > Author: smh > Date: Wed Oct 23 09:54:58 2013 > New Revision: 256956 > URL: http://svnweb.freebsd.org/changeset/base/256956 > > Log: > Improve ZFS N-way mirror read performance by using load and locality > information. What about support F_READAHEAD in ZFS (with prefetch disabled by CPU-intensive)?
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