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vdev: expose zfs_vdev_def_queue_depth as a module parameter

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It was previously available only to FreeBSD.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Rob Norris <rob.norris@klarasystems.com>
Sponsored-by: Klara, Inc.
Sponsored-by: Seagate Technology LLC
Closes #14718
This commit is contained in:
Rob N
2023-04-07 03:31:19 +10:00
committed by GitHub
parent b66c2a0899
commit ece7ab7e7d
3 changed files with 8 additions and 8 deletions
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man/man4/zfs.4
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@@ -1292,6 +1292,11 @@ as fuller devices will tend to be slower than empty devices.
Also see
.Sy zio_dva_throttle_enabled .
.
.It Sy zfs_vdev_def_queue_depth Ns = Ns Sy 32 Pq uint
Default queue depth for each vdev IO allocator.
Higher values allow for better coalescing of sequential writes before sending
them to the disk, but can increase transaction commit times.
.
.It Sy zfs_vdev_failfast_mask Ns = Ns Sy 1 Pq uint
Defines if the driver should retire on a given error type.
The following options may be bitwise-ored together: