diff options
| author | Tony Hutter <[email protected]> | 2018-11-08 16:47:24 -0800 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2018-11-08 16:47:24 -0800 |
| commit | ad796b8a3b2565bcd9c7460b7bf9154e4850ca93 (patch) | |
| tree | 645cc21be6d49c034f00273276caa82ce59702a7 /module/zfs/vdev_label.c | |
| parent | 877d925a9e816337bb62ee61d564118db0181477 (diff) | |
Add zpool status -s (slow I/Os) and -p (parseable)
This patch adds a new slow I/Os (-s) column to zpool status to show the
number of VDEV slow I/Os. This is the number of I/Os that didn't
complete in zio_slow_io_ms milliseconds. It also adds a new parsable
(-p) flag to display exact values.
NAME STATE READ WRITE CKSUM SLOW
testpool ONLINE 0 0 0 -
mirror-0 ONLINE 0 0 0 -
loop0 ONLINE 0 0 0 20
loop1 ONLINE 0 0 0 0
Reviewed-by: Brian Behlendorf <[email protected]>
Reviewed by: Matthew Ahrens <[email protected]>
Signed-off-by: Tony Hutter <[email protected]>
Closes #7756
Closes #6885
Diffstat (limited to 'module/zfs/vdev_label.c')
| -rw-r--r-- | module/zfs/vdev_label.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/module/zfs/vdev_label.c b/module/zfs/vdev_label.c index 7e86e3a8b..b3425cf26 100644 --- a/module/zfs/vdev_label.c +++ b/module/zfs/vdev_label.c @@ -347,6 +347,9 @@ vdev_config_generate_stats(vdev_t *vd, nvlist_t *nv) vsx->vsx_agg_histo[ZIO_PRIORITY_SCRUB], ARRAY_SIZE(vsx->vsx_agg_histo[ZIO_PRIORITY_SCRUB])); + /* IO delays */ + fnvlist_add_uint64(nvx, ZPOOL_CONFIG_VDEV_SLOW_IOS, vs->vs_slow_ios); + /* Add extended stats nvlist to main nvlist */ fnvlist_add_nvlist(nv, ZPOOL_CONFIG_VDEV_STATS_EX, nvx); |