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Document correction for PDB (#17573)

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* Document correction for PDB

The word "may" should be replaced with "will". I do not see any reason for the ambiguity here.

* Updated as per review comments

* Updated as per review comments
This commit is contained in:
Manish Bansal
2019-12-06 16:48:50 +05:30
committed by Kubernetes Prow Robot
parent cb559f13c2
commit 93e241a001
1 changed files with 4 additions and 2 deletions
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content/en/docs/tasks/run-application/configure-pdb.md
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@@ -144,8 +144,10 @@ collection below the specified size. The budget can only protect against
voluntary evictions, not all causes of unavailability. voluntary evictions, not all causes of unavailability.
{{< /note >}} {{< /note >}}
A `maxUnavailable` of 0% (or 0) or a `minAvailable` of 100% (or equal to the If you set `maxUnavailable` to 0% or 0, or you set `minAvailable` to 100% or the number of replicas,
number of replicas) may block node drains entirely. This is permitted as per the you are requiring zero voluntary evictions. When you set zero voluntary evictions for a workload
object such as ReplicaSet, then you cannot successfully drain a Node running one of those Pods.
If you try to drain a Node where an unevictable Pod is running, the drain never completes. This is permitted as per the
semantics of `PodDisruptionBudget`. semantics of `PodDisruptionBudget`.
You can find examples of pod disruption budgets defined below. They match pods with the label You can find examples of pod disruption budgets defined below. They match pods with the label