Author: kmacy
Date: Sat Mar 13 21:53:48 2010
New Revision: 205134
URL: http://svn.freebsd.org/changeset/base/205134
Log:
make UMA the default allocator for ZFS buffers - this avoids
a great deal of contention in kmem_alloc
MFC after: 7 days
Modified:
head/sys/modules/zfs/Makefile
Modified: head/sys/modules/zfs/Makefile
==============================================================================
--- head/sys/modules/zfs/Makefile Sat Mar 13 21:52:21 2010
(r205133)
+++ head/sys/modules/zfs/Makefile Sat Mar 13 21:53:48 2010
(r205134)
@@ -63,8 +63,8 @@ ZFS_SRCS= ${ZFS_OBJS:C/.o$/.c/}
SRCS+= ${ZFS_SRCS}
SRCS+= vdev_geom.c
-# Use UMA for ZIO allocation. This is not stable.
-#CFLAGS+=-DZIO_USE_UMA
+# Use UMA for ZIO allocation.
+CFLAGS+=-DZIO_USE_UMA
# Use FreeBSD's namecache.
CFLAGS+=-DFREEBSD_NAMECACHE
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