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Improve HT detection

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This commit is contained in:
Szymon Scharmach 2017-09-25 15:26:06 +02:00
parent b188868fd9
commit c76ae27ffb
1 changed files with 9 additions and 5 deletions
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14
test/e2e_node/cpu_manager_test.go
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@ -19,6 +19,8 @@ package e2e_node
import (
"fmt"
"os/exec"
"strconv"
"strings"
"time"
"k8s.io/api/core/v1"
@ -115,11 +117,13 @@ func waitForContainerRemoval(ctnPartName string) {
}
func isHTEnabled() bool {
err := exec.Command("/bin/sh", "-c", "if [[ $(lscpu | grep \"Thread(s) per core:\" | cut -c24) != \"2\" ]]; then exit 1; fi").Run()
if err != nil {
return false
}
return true
outData, err := exec.Command("/bin/sh", "-c", "lscpu | grep \"Thread(s) per core:\" | cut -d \":\" -f 2").Output()
framework.ExpectNoError(err)
threadsPerCore, err := strconv.Atoi(strings.TrimSpace(string(outData)))
framework.ExpectNoError(err)
return threadsPerCore > 1
}
func getCPUSiblingList(cpuRes int64) string {