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Diffstat (limited to 'Documentation/scheduler/sched-design-CFS.rst')
| -rw-r--r-- | Documentation/scheduler/sched-design-CFS.rst | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/scheduler/sched-design-CFS.rst b/Documentation/scheduler/sched-design-CFS.rst index 6cffffe265..e030876fbd 100644 --- a/Documentation/scheduler/sched-design-CFS.rst +++ b/Documentation/scheduler/sched-design-CFS.rst @@ -100,6 +100,9 @@ which can be used to tune the scheduler from "desktop" (i.e., low latencies) to "server" (i.e., good batching) workloads. It defaults to a setting suitable for desktop workloads. SCHED_BATCH is handled by the CFS scheduler module too. +In case CONFIG_HZ results in base_slice_ns < TICK_NSEC, the value of +base_slice_ns will have little to no impact on the workloads. + Due to its design, the CFS scheduler is not prone to any of the "attacks" that exist today against the heuristics of the stock scheduler: fiftyp.c, thud.c, chew.c, ring-test.c, massive_intr.c all work fine and do not impact |