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Differential D50279

sched: mark several kern.sched.* sysctls as CTLFLAG_RWTUN
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Authored by khng on Sat, May 10, 9:00 AM.
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markj
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rG10d94b403add: sched: mark several kern.sched.* sysctls as CTLFLAG_RWTUN
rG62f55b34ec42: sched: mark several kern.sched.* sysctls as CTLFLAG_RWTUN
Summary

The following sysctls which are not touched during boot time
initialization are marked as CTLFLAG_RWTUN so they can be set by loader
tunables as well:

  • kern.sched.interact
  • kern.sched.preempt_thresh
  • kern.sched.static_boost
  • kern.sched.idlespins
  • kern.sched.balance
  • kern.sched.steal_idle
  • kern.sched.steal_thresh
  • kern.sched.trysteal_limit
  • kern.sched.always_steal

MFC after: 1 week

Diff Detail

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rG FreeBSD src repository
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Event Timeline

khng created this revision.Sat, May 10, 9:00 AM
Herald added subscribers: olce, imp. · View Herald TranscriptSat, May 10, 9:00 AM
khng requested review of this revision.Sat, May 10, 9:00 AM
Harbormaster completed remote builds in B64049: Diff 155242.Sat, May 10, 9:00 AM
khng retitled this revision from sched: mark preempt_thresh and interact_score as RWTUN to sched: mark preempt_thresh and sched_interact as RWTUN.Sat, May 10, 9:21 AM
khng updated this revision to Diff 155243.Sat, May 10, 9:22 AM

Changed commit message.

Harbormaster completed remote builds in B64050: Diff 155243.Sat, May 10, 9:22 AM
khng planned changes to this revision.Sat, May 10, 9:44 AM
khng retitled this revision from sched: mark preempt_thresh and sched_interact as RWTUN to sched: mark several kern.sched.* sysctls as CTLFLAG_RWTUN.
khng edited the summary of this revision. (Show Details)
khng updated this revision to Diff 155244.Sat, May 10, 9:46 AM

Add more sysctls.

Harbormaster completed remote builds in B64051: Diff 155244.Sat, May 10, 9:46 AM
markj added a comment.Sun, May 11, 4:04 PM

This seems fine, sure.

sys/kern/sched_ule.c
3329

Why not this one?

khng added inline comments.Sun, May 11, 4:50 PM
sys/kern/sched_ule.c
3329

This one is being set up in sched_initticks() so I am not going to touch it.

markj accepted this revision.Sun, May 11, 5:35 PM
This revision is now accepted and ready to land.Sun, May 11, 5:35 PM
Closed by commit rG62f55b34ec42: sched: mark several kern.sched.* sysctls as CTLFLAG_RWTUN (authored by khng). · Explain WhySun, May 11, 7:00 PM
This revision was automatically updated to reflect the committed changes.
khng added a commit: rG62f55b34ec42: sched: mark several kern.sched.* sysctls as CTLFLAG_RWTUN.
khng added a commit: rG10d94b403add: sched: mark several kern.sched.* sysctls as CTLFLAG_RWTUN.Sun, May 18, 3:13 AM

Revision Contents
Changeset List

PathSize
sys/
kern/
21 lines

Diff 155298

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sys/kern/sched_ule.c

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