svn commit: r315440 - stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs

[Alexander Motin]

Author: mav
Date: Fri Mar 17 07:52:56 2017
New Revision: 315440
URL: https://svnweb.freebsd.org/changeset/base/315440

Log:
  MFC r307397: Add vfs.zfs.zil_log_limit sysctl.
  
  It is at least partially broken now, but that is another question.

Modified:
  stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c
==============================================================================
--- stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c	Fri Mar 17 04:16:14 2017	(r315439)
+++ stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c	Fri Mar 17 07:52:56 2017	(r315440)
@@ -944,6 +944,8 @@ uint64_t zil_block_buckets[] = {
  * Limit checking is disabled by setting zil_slog_limit to UINT64_MAX.
  */
 uint64_t zil_slog_limit = 1024 * 1024;
+SYSCTL_QUAD(_vfs_zfs, OID_AUTO, zil_slog_limit, CTLFLAG_RWTUN,
+    &zil_slog_limit, 0, "Maximal commit size to use SLOG");
 #define	USE_SLOG(zilog) (((zilog)->zl_logbias == ZFS_LOGBIAS_LATENCY) && \
 	(((zilog)->zl_cur_used < zil_slog_limit) || \
 	((zilog)->zl_itx_list_sz < (zil_slog_limit << 1))))