mirror of https://github.com/mkerrisk/man-pages
sched.7: Further clarify scheduling policies for which autogroup applied
Further clarify that autogroup groups only SCHED_OTHER/SCHED_NICE/ SCHED_IDLE processes. Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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@ -847,8 +847,21 @@ The use of the
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CPU controller to place processes in cgroups other than the
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root CPU cgroup overrides the effect of autogrouping.
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The autogroup feature does not group processes
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that are scheduled under a real-time and deadline policies.
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In a nonroot autogroup,
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the effect of autogroup nice value and the process nice value are additive
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Autogroup nice level affects SCHED_OTHER, SCHED_BATCH, and SCHED_IDLE, but
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not RT policies.
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The autogroup feature groups only processes scheduled under
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non-real-time policies
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.RB ( SCHED_OTHER ,
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.BR SCHED_BATCH ,
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and
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.BR SCHED_IDLE ).
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It does not group processes scheduled under real-time and
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deadline policies.
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Those processes are scheduled according to the rules described earlier.
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.SH NOTES
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The
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