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93 lines
2.5 KiB
Go
93 lines
2.5 KiB
Go
/*
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Copyright 2018 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 workloads
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import (
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"fmt"
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"strings"
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"time"
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v1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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kubeletconfig "k8s.io/kubernetes/pkg/kubelet/apis/config"
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)
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// npbISWorkload defines a workload to run the integer sort (IS) workload
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// from NAS parallel benchmark (NPB) suite.
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type npbISWorkload struct{}
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// Ensure npbISWorkload implements NodePerfWorkload interface.
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var _ NodePerfWorkload = &npbISWorkload{}
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func (w npbISWorkload) Name() string {
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return "npb-is"
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}
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func (w npbISWorkload) PodSpec() v1.PodSpec {
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var containers []v1.Container
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ctn := v1.Container{
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Name: fmt.Sprintf("%s-ctn", w.Name()),
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Image: "gcr.io/kubernetes-e2e-test-images/node-perf/npb-is:1.0",
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Resources: v1.ResourceRequirements{
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Requests: v1.ResourceList{
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v1.ResourceName(v1.ResourceCPU): resource.MustParse("16000m"),
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v1.ResourceName(v1.ResourceMemory): resource.MustParse("48Gi"),
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},
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Limits: v1.ResourceList{
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v1.ResourceName(v1.ResourceCPU): resource.MustParse("16000m"),
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v1.ResourceName(v1.ResourceMemory): resource.MustParse("48Gi"),
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},
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},
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Command: []string{"/bin/sh"},
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Args: []string{"-c", "/is.D.x"},
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}
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containers = append(containers, ctn)
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return v1.PodSpec{
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RestartPolicy: v1.RestartPolicyNever,
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Containers: containers,
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}
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}
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func (w npbISWorkload) Timeout() time.Duration {
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return 4 * time.Minute
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}
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func (w npbISWorkload) KubeletConfig(oldCfg *kubeletconfig.KubeletConfiguration) (newCfg *kubeletconfig.KubeletConfiguration, err error) {
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return oldCfg, nil
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}
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func (w npbISWorkload) PreTestExec() error {
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return nil
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}
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func (w npbISWorkload) PostTestExec() error {
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return nil
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}
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func (w npbISWorkload) ExtractPerformanceFromLogs(logs string) (perf time.Duration, err error) {
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perfLine, err := getMatchingLineFromLog(logs, "Time in seconds =")
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if err != nil {
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return perf, err
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}
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perfStrings := strings.Split(perfLine, "=")
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perfString := fmt.Sprintf("%ss", strings.TrimSpace(perfStrings[1]))
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perf, err = time.ParseDuration(perfString)
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return perf, err
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}
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