Date: Fri, 13 Nov 2015 09:16:57 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r290748 - stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <201511130916.tAD9GvdF007142@repo.freebsd.org>
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Author: mav Date: Fri Nov 13 09:16:56 2015 New Revision: 290748 URL: https://svnweb.freebsd.org/changeset/base/290748 Log: MFC r289192: 6281 prefetching should apply to 1MB reads Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Paul Dagnelie <pcd@delphix.com> Reviewed by: Alexander Motin <mav@freebsd.org> Reviewed by: Dan McDonald <danmcd@omniti.com> Reviewed by: Justin Gibbs <gibbs@scsiguy.com> Reviewed by: Xin Li <delphij@freebsd.org> Approved by: Gordon Ross <gordon.ross@nexenta.com> Author: George Wilson <george.wilson@delphix.com> illumos/illumos-gate@632802744ef6d17e06d6980a95f631615c3b060f Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_zfetch.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_zfetch.c ============================================================================== --- stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_zfetch.c Fri Nov 13 09:16:07 2015 (r290747) +++ stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_zfetch.c Fri Nov 13 09:16:56 2015 (r290748) @@ -24,7 +24,7 @@ */ /* - * Copyright (c) 2013, 2014 by Delphix. All rights reserved. + * Copyright (c) 2013, 2015 by Delphix. All rights reserved. */ #include <sys/zfs_context.h> @@ -49,7 +49,7 @@ uint32_t zfetch_max_streams = 8; uint32_t zfetch_min_sec_reap = 2; /* max bytes to prefetch per stream (default 8MB) */ uint32_t zfetch_max_distance = 8 * 1024 * 1024; -/* number of bytes in a array_read at which we stop prefetching (1MB) */ +/* max number of bytes in an array_read in which we allow prefetching (1MB) */ uint64_t zfetch_array_rd_sz = 1024 * 1024; SYSCTL_DECL(_vfs_zfs);
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