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vdev: expose zfs_vdev_max_ms_shift as a module parameter

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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 #14719
This commit is contained in:
Rob N
2023-04-07 03:52:50 +10:00
committed by GitHub
parent a8a127e2c9
commit ff73574cd8
2 changed files with 9 additions and 3 deletions
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module/zfs/vdev.c
+5 -2
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@@ -96,7 +96,7 @@ static uint_t zfs_vdev_ms_count_limit = 1ULL << 17;
static uint_t zfs_vdev_default_ms_shift = 29;
/* upper limit for metaslab size (16G) */
static const uint_t zfs_vdev_max_ms_shift = 34;
static uint_t zfs_vdev_max_ms_shift = 34;
int vdev_validate_skip = B_FALSE;
@@ -6288,7 +6288,10 @@ ZFS_MODULE_PARAM(zfs_vdev, zfs_vdev_, default_ms_count, UINT, ZMOD_RW,
"Target number of metaslabs per top-level vdev");
ZFS_MODULE_PARAM(zfs_vdev, zfs_vdev_, default_ms_shift, UINT, ZMOD_RW,
"Default limit for metaslab size");
"Default lower limit for metaslab size");
ZFS_MODULE_PARAM(zfs_vdev, zfs_vdev_, max_ms_shift, UINT, ZMOD_RW,
"Default upper limit for metaslab size");
ZFS_MODULE_PARAM(zfs_vdev, zfs_vdev_, min_ms_count, UINT, ZMOD_RW,
"Minimum number of metaslabs per top-level vdev");