svn commit: r354360 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs

[Alexander Motin]

Author: mav
Date: Tue Nov  5 15:19:05 2019
New Revision: 354360
URL: https://svnweb.freebsd.org/changeset/base/354360

Log:
  Add vfs.zfs.zio.taskq_batch_pct tunable.
  
  MFC after:	1 week

Modified:
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c	Tue Nov  5 14:34:59 2019	(r354359)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c	Tue Nov  5 15:19:05 2019	(r354360)
@@ -245,6 +245,10 @@ uint64_t	zfs_max_missing_tvds_cachefile = SPA_DVAS_PER
 uint64_t	zfs_max_missing_tvds_scan = 0;
 
 
+SYSCTL_DECL(_vfs_zfs_zio);
+SYSCTL_INT(_vfs_zfs_zio, OID_AUTO, taskq_batch_pct, CTLFLAG_RDTUN,
+    &zio_taskq_batch_pct, 0,
+    "Percentage of CPUs to run an IO worker thread");
 SYSCTL_INT(_vfs_zfs, OID_AUTO, spa_load_print_vdev_tree, CTLFLAG_RWTUN,
     &spa_load_print_vdev_tree, 0,
     "print out vdev tree during pool import");