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spl-proc: remove old taskq stats

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These had minimal useful information for the admin, didn't work properly
in some places, and knew far too much about taskq internals.

With the new stats available, these should never be needed anymore.

Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Signed-off-by: Rob Norris <rob.norris@klarasystems.com>
Sponsored-by: Klara, Inc.
Sponsored-by: Syneto
Closes #16171
This commit is contained in:
Rob Norris
2024-05-07 10:17:12 +10:00
committed by Brian Behlendorf
parent 3f8fd3cae0
commit 816d2b2bfc
2 changed files with 0 additions and 279 deletions
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man/man4/spl.4
-11
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@@ -175,17 +175,6 @@ Increasing this value will
result in a slower thread creation rate which may be preferable for some
configurations.
.
.It Sy spl_max_show_tasks Ns = Ns Sy 512 Pq uint
The maximum number of tasks per pending list in each taskq shown in
.Pa /proc/spl/taskq{,-all} .
Write
.Sy 0
to turn off the limit.
The proc file will walk the lists with lock held,
reading it could cause a lock-up if the list grow too large
without limiting the output.
"(truncated)" will be shown if the list is larger than the limit.
.
.It Sy spl_taskq_thread_timeout_ms Ns = Ns Sy 5000 Pq uint
Minimum idle threads exit interval for dynamic taskqs.
Smaller values allow idle threads exit more often and potentially be