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Merge pull request #20232 from mml/daemonset-warn

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k8s-merge-robot
2016-02-05 23:12:51 -08:00
parent 474795060c f2d5375bc0
commit 6c5540baae
6 changed files with 96 additions and 22 deletions
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12
docs/user-guide/kubectl/kubectl_drain.md
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@@ -38,9 +38,12 @@ Drain node in preparation for maintenance.
The given node will be marked unschedulable to prevent new pods from arriving.
Then drain deletes all pods except mirror pods (which cannot be deleted through
the API server). If there are any pods that are neither mirror pods nor
managed by a ReplicationController, Job, or DaemonSet, then drain will not
delete any pods unless you use --force.
the API server). If there are DaemonSet-managed pods, drain will not proceed
without --ignore-daemonsets, and regardless it will not delete any
DaemonSet-managed pods, because those pods would be immediately replaced by the
DaemonSet controller, which ignores unschedulable marknigs. If there are any
pods that are neither mirror pods nor managed--by ReplicationController,
DaemonSet or Job--, then drain will not delete any pods unless you use --force.
When you are ready to put the node back into service, use kubectl uncordon, which
will make the node schedulable again.
@@ -66,6 +69,7 @@ $ kubectl drain foo --grace-period=900
```
--force[=false]: Continue even if there are pods not managed by a ReplicationController, Job, or DaemonSet.
--grace-period=-1: Period of time in seconds given to each pod to terminate gracefully. If negative, the default value specified in the pod will be used.
--ignore-daemonsets[=false]: Ignore DaemonSet-managed pods.
```
### Options inherited from parent commands
@@ -100,7 +104,7 @@ $ kubectl drain foo --grace-period=900
* [kubectl](kubectl.md) - kubectl controls the Kubernetes cluster manager
###### Auto generated by spf13/cobra on 28-Jan-2016
###### Auto generated by spf13/cobra on 2-Feb-2016
<!-- BEGIN MUNGE: GENERATED_ANALYTICS -->
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