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			93 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
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			93 lines
		
	
	
		
			2.6 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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	corev1 "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 implemets 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() corev1.PodSpec {
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	var containers []corev1.Container
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	ctn := corev1.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-amd64:1.0",
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		Resources: corev1.ResourceRequirements{
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			Requests: corev1.ResourceList{
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				corev1.ResourceName(corev1.ResourceCPU):    resource.MustParse("16000m"),
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				corev1.ResourceName(corev1.ResourceMemory): resource.MustParse("48Gi"),
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			},
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			Limits: corev1.ResourceList{
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				corev1.ResourceName(corev1.ResourceCPU):    resource.MustParse("16000m"),
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				corev1.ResourceName(corev1.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 corev1.PodSpec{
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		RestartPolicy: corev1.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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