* Changes from #3885
Title: Update PDB documentation to explain new field
Author: foxish
* Added Placeholder Disruptions Concept Guide
New file: docs/concepts/workloads/pods/disruptions.md
Intented contents: concept for Pod Disruption Budget,
cross reference to Eviction and Preemption docs.
Linked from: concepts > workloads > pods
* Added placeholder Configuring PDB Task
New file: docs/tasks/run-application/configure-pdb.md
Intented contents: task for writing a Pod Disruption Budget.
Linked from: tasks > configuring-applications > configure pdb.
* Add refs to the "drain a node" task.
* Refactor PDB docs.
Move the "Requesting an eviction" section from:
docs/tasks/administer-cluster/configure-pod-disruption-budget.md
-- which is going away -- to:
docs/tasks/administer-cluster/safely-drain-node.md
The move is verbatim, except for an introductory sentence.
Also added assignees.
* Refactor of PDB docs
Moved the section:
Specifying a PodDisruptionBudget
from:
docs/tasks/administer-cluster/configure-pod-disruption-budget.md
to:
docs/tasks/run-application/configure-pdb.md
because that former file is going away.
Move is verbatim.
* Explain how Eviction tools should handle failures
* Refactor PDB docs
Move text from:
docs/tasks/administer-cluster/configure-pod-disruption-budget.md
to:
docs/concepts/workloads/pods/disruptions.md
Delete the now empty:
docs/tasks/administer-cluster/configure-pod-disruption-budget.md
Added a redirects_from section to the new doc, containing the path
of the now-deleted doc, plus all the redirects from the deleted
doc.
* Expand PDB Concept guide
Building on a little content from the old task,
greatly expanded the Disruptions concept
guide, including an abstract example.
* Update creating a pdb Task.
* Address review comments.
* Fixed for all cody-clark's review comments
* Address review comments from mml
* Address review comments from maisem
* Fix missing backtick