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Use PodTopologySpread for default spreading

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Under the feature gate DefaultPodTopologySpread, which will disable the legacy DefaultPodTopologySpread plugin from the default algorithm providers.

Signed-off-by: Aldo Culquicondor <acondor@google.com>
This commit is contained in:
Aldo Culquicondor
2020-06-04 10:45:20 -04:00
parent d49d045a35
commit 170f81cff3
10 changed files with 330 additions and 17 deletions
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8
pkg/features/kube_features.go
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@@ -292,6 +292,13 @@ const (
// Enables CSI Inline volumes support for pods
CSIInlineVolume featuregate.Feature = "CSIInlineVolume"
// owner: @alculquicondor
// alpha: v1.19
//
// Enables the use of PodTopologySpread scheduling plugin to do default
// spreading and disables legacy DefaultPodTopologySpread plugin.
DefaultPodTopologySpread featuregate.Feature = "DefaultPodTopologySpread"
// owner: @tallclair
// alpha: v1.12
// beta: v1.14
@@ -659,6 +666,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
HugePageStorageMediumSize: {Default: false, PreRelease: featuregate.Alpha},
ExternalPolicyForExternalIP: {Default: true, PreRelease: featuregate.GA}, // remove in 1.20
AnyVolumeDataSource: {Default: false, PreRelease: featuregate.Alpha},
DefaultPodTopologySpread: {Default: false, PreRelease: featuregate.Alpha},
// inherited features from generic apiserver, relisted here to get a conflict if it is changed
// unintentionally on either side: