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50 lines
1.6 KiB
Go
50 lines
1.6 KiB
Go
//go:build windows
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// +build windows
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/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cpumanager
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import (
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"context"
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1"
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kubefeatures "k8s.io/kubernetes/pkg/features"
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"k8s.io/kubernetes/pkg/kubelet/winstats"
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"k8s.io/utils/cpuset"
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)
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func (m *manager) updateContainerCPUSet(ctx context.Context, containerID string, cpus cpuset.CPUSet) error {
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if !utilfeature.DefaultFeatureGate.Enabled(kubefeatures.WindowsCPUAndMemoryAffinity) {
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return nil
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}
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affinities := winstats.CpusToGroupAffinity(cpus.List())
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var cpuGroupAffinities []*runtimeapi.WindowsCpuGroupAffinity
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for _, affinity := range affinities {
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cpuGroupAffinities = append(cpuGroupAffinities, &runtimeapi.WindowsCpuGroupAffinity{
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CpuGroup: uint32(affinity.Group),
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CpuMask: uint64(affinity.Mask),
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})
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}
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return m.containerRuntime.UpdateContainerResources(ctx, containerID, &runtimeapi.ContainerResources{
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Windows: &runtimeapi.WindowsContainerResources{
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AffinityCpus: cpuGroupAffinities,
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},
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})
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}
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