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author | mm <mm@FreeBSD.org> | 2010-08-28 08:59:55 +0000 |
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committer | mm <mm@FreeBSD.org> | 2010-08-28 08:59:55 +0000 |
commit | 465a8c9841a010cb9e0b6aeefa4b812584939b2a (patch) | |
tree | 34eb07d3bbb54f0e69851f11ce45a99b9bf3749a /sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c | |
parent | bc73fabf276ad141999d460cfc27ecb6624741a0 (diff) | |
download | FreeBSD-src-465a8c9841a010cb9e0b6aeefa4b812584939b2a.zip FreeBSD-src-465a8c9841a010cb9e0b6aeefa4b812584939b2a.tar.gz |
Update ZFS metaslab code from OpenSolaris.
This provides a noticeable write speedup, especially on pools with
less than 30% of free space.
Detailed information (OpenSolaris onnv changesets and Bug IDs):
11146:7e58f40bcb1c
6826241 Sync write IOPS drops dramatically during TXG sync
6869229 zfs should switch to shiny new metaslabs more frequently
11728:59fdb3b856f6
6918420 zdb -m has issues printing metaslab statistics
12047:7c1fcc8419ca
6917066 zfs block picking can be improved
Approved by: delphij (mentor)
Obtained from: OpenSolaris (Bug ID 6826241, 6869229, 6918420, 6917066)
MFC after: 2 weeks
Diffstat (limited to 'sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c')
-rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c index ac8404e..de3f1db 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_queue.c @@ -233,7 +233,7 @@ vdev_queue_io_to_issue(vdev_queue_t *vq, uint64_t pending_limit) ASSERT(size <= zfs_vdev_aggregation_limit); aio = zio_vdev_delegated_io(fio->io_vd, fio->io_offset, - zio_buf_alloc(size), size, fio->io_type, ZIO_PRIORITY_NOW, + zio_buf_alloc(size), size, fio->io_type, ZIO_PRIORITY_AGG, flags | ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE, vdev_queue_agg_io_done, NULL); |