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Balance nodes in scheduling e2e #98699

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merged 1 commit into from Feb 5, 2021
Merged

Balance nodes in scheduling e2e #98699

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16 changes: 16 additions & 0 deletions test/e2e/scheduling/ubernetes_lite.go
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Expand Up @@ -20,6 +20,7 @@ import (
"context"
"fmt"
"math"
"time"

"github.com/onsi/ginkgo"
"github.com/onsi/gomega"
Expand All @@ -42,6 +43,7 @@ var _ = SIGDescribe("Multi-AZ Clusters", func() {
f := framework.NewDefaultFramework("multi-az")
var zoneCount int
var err error
var cleanUp func()
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ginkgo.BeforeEach(func() {
e2eskipper.SkipUnlessProviderIs("gce", "gke", "aws")
if zoneCount <= 0 {
Expand All @@ -52,6 +54,20 @@ var _ = SIGDescribe("Multi-AZ Clusters", func() {
msg := fmt.Sprintf("Zone count is %d, only run for multi-zone clusters, skipping test", zoneCount)
e2eskipper.SkipUnlessAtLeast(zoneCount, 2, msg)
// TODO: SkipUnlessDefaultScheduler() // Non-default schedulers might not spread

cs := f.ClientSet
e2enode.WaitForTotalHealthy(cs, time.Minute)
nodeList, err := e2enode.GetReadySchedulableNodes(cs)
framework.ExpectNoError(err)

// make the nodes have balanced cpu,mem usage
cleanUp, err = createBalancedPodForNodes(f, cs, f.Namespace.Name, nodeList.Items, podRequestedResource, 0.0)
framework.ExpectNoError(err)
})
ginkgo.AfterEach(func() {
if cleanUp != nil {
cleanUp()
}
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})
ginkgo.It("should spread the pods of a service across zones", func() {
SpreadServiceOrFail(f, 5*zoneCount, imageutils.GetPauseImageName())
Expand Down