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modify the default update strategy of statefulset (#7270)

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Pingan
2018-02-08 01:39:48 +08:00
committed by k8s-ci-robot
parent f924be7873
commit c2fd2d3aca
1 changed files with 2 additions and 3 deletions
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docs/concepts/workloads/controllers/statefulset.md
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@@ -207,8 +207,7 @@ annotations for the Pods in a StatefulSet.
### On Delete ### On Delete
The `OnDelete` update strategy implements the legacy (1.6 and prior) behavior. It is the default The `OnDelete` update strategy implements the legacy (1.6 and prior) behavior. When a StatefulSet's
strategy when `spec.updateStrategy` is left unspecified. When a StatefulSet's
`.spec.updateStrategy.type` is set to `OnDelete`, the StatefulSet controller will not automatically `.spec.updateStrategy.type` is set to `OnDelete`, the StatefulSet controller will not automatically
update the Pods in a StatefulSet. Users must manually delete Pods to cause the controller to update the Pods in a StatefulSet. Users must manually delete Pods to cause the controller to
create new Pods that reflect modifications made to a StatefulSet's `.spec.template`. create new Pods that reflect modifications made to a StatefulSet's `.spec.template`.
@@ -216,7 +215,7 @@ create new Pods that reflect modifications made to a StatefulSet's `.spec.templa
### Rolling Updates ### Rolling Updates
The `RollingUpdate` update strategy implements automated, rolling update for the Pods in a The `RollingUpdate` update strategy implements automated, rolling update for the Pods in a
StatefulSet. When a StatefulSet's `.spec.updateStrategy.type` is set to `RollingUpdate`, the StatefulSet. It is the default strategy when `spec.updateStrategy` is left unspecified. When a StatefulSet's `.spec.updateStrategy.type` is set to `RollingUpdate`, the
StatefulSet controller will delete and recreate each Pod in the StatefulSet. It will proceed StatefulSet controller will delete and recreate each Pod in the StatefulSet. It will proceed
in the same order as Pod termination (from the largest ordinal to the smallest), updating in the same order as Pod termination (from the largest ordinal to the smallest), updating
each Pod one at a time. It will wait until an updated Pod is Running and Ready prior to each Pod one at a time. It will wait until an updated Pod is Running and Ready prior to