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941d17b3b8
Looking up the slice can be avoided by storing it when allocating a device.
The AllocationResult struct is small enough that it can be copied by value.
goos: linux
goarch: amd64
pkg: k8s.io/kubernetes/test/integration/scheduler_perf
cpu: Intel(R) Core(TM) i9-7980XE CPU @ 2.60GHz
│ before │ after │
│ SchedulingThroughput/Average │ SchedulingThroughput/Average vs base │
PerfScheduling/SchedulingWithResourceClaimTemplateStructured/5000pods_500nodes-36 33.30 ± 2% 33.95 ± 4% ~ (p=0.288 n=6)
PerfScheduling/SteadyStateClusterResourceClaimTemplateStructured/empty_100nodes-36 105.3 ± 2% 105.8 ± 2% ~ (p=0.524 n=6)
PerfScheduling/SteadyStateClusterResourceClaimTemplateStructured/empty_500nodes-36 100.8 ± 1% 100.7 ± 1% ~ (p=0.738 n=6)
PerfScheduling/SteadyStateClusterResourceClaimTemplateStructured/half_100nodes-36 90.96 ± 2% 90.78 ± 1% ~ (p=0.952 n=6)
PerfScheduling/SteadyStateClusterResourceClaimTemplateStructured/half_500nodes-36 49.84 ± 4% 50.51 ± 7% ~ (p=0.485 n=6)
PerfScheduling/SteadyStateClusterResourceClaimTemplateStructured/full_100nodes-36 103.8 ± 1% 103.7 ± 5% ~ (p=0.582 n=6)
PerfScheduling/SteadyStateClusterResourceClaimTemplateStructured/full_500nodes-36 27.21 ± 7% 28.50 ± 2% ~ (p=0.065 n=6)
geomean 64.26 64.99 +1.14%