Date: Sun, 10 Aug 2014 06:10:22 +0000 (UTC) From: Xin LI <delphij@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: r269774 - stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <53e70cce.2908.3ddc718d@svn.freebsd.org>
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Author: delphij Date: Sun Aug 10 06:10:21 2014 New Revision: 269774 URL: http://svnweb.freebsd.org/changeset/base/269774 Log: MFC r269138: Add two sysctls for newly added tunables. Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/metaslab.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/metaslab.c ============================================================================== --- stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/metaslab.c Sun Aug 10 05:58:41 2014 (r269773) +++ stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/metaslab.c Sun Aug 10 06:10:21 2014 (r269774) @@ -117,6 +117,12 @@ SYSCTL_INT(_vfs_zfs, OID_AUTO, mg_noallo * class have also crossed this threshold. */ int zfs_mg_fragmentation_threshold = 85; +TUNABLE_INT("vfs.zfs.mg_fragmentation_threshold", &zfs_mg_fragmentation_threshold); +SYSCTL_INT(_vfs_zfs, OID_AUTO, mg_fragmentation_threshold, CTLFLAG_RWTUN, + &zfs_mg_fragmentation_threshold, 0, + "Percentage of metaslab group size that should be considered " + "eligible for allocations unless all metaslab groups within the metaslab class " + "have also crossed this threshold"); /* * Allow metaslabs to keep their active state as long as their fragmentation @@ -125,6 +131,11 @@ int zfs_mg_fragmentation_threshold = 85; * status allowing better metaslabs to be selected. */ int zfs_metaslab_fragmentation_threshold = 70; +TUNABLE_INT("vfs.zfs.metaslab.fragmentation_threshold", + &zfs_metaslab_fragmentation_threshold); +SYSCTL_INT(_vfs_zfs_metaslab, OID_AUTO, fragmentation_threshold, CTLFLAG_RWTUN, + &zfs_metaslab_fragmentation_threshold, 0, + "Maximum percentage of metaslab fragmentation level to keep their active state"); /* * When set will load all metaslabs when pool is first opened.
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