23 lines
721 B
Text
23 lines
721 B
Text
#
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# tuned configuration
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#
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[main]
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summary=Optimize systems running OpenShift control plane
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include=openshift
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[scheduler]
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# ktune sysctl settings, maximizing i/o throughput
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#
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# Minimal preemption granularity for CPU-bound tasks:
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# (default: 1 msec# (1 + ilog(ncpus)), units: nanoseconds)
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sched_min_granularity_ns=10000000
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# The total time the scheduler will consider a migrated process
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# "cache hot" and thus less likely to be re-migrated
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# (system default is 500000, i.e. 0.5 ms)
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sched_migration_cost_ns=5000000
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# SCHED_OTHER wake-up granularity.
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#
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# Preemption granularity when tasks wake up. Lower the value to
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# improve wake-up latency and throughput for latency critical tasks.
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sched_wakeup_granularity_ns=4000000
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