Documentation needed for Node lease management

[tengqm]

This is a...

• Feature Request
• Bug Report

Problem:
The node lease feature added upstream (kubernetes/kubernetes#66257) needs documentation.

Proposed Solution:

• Add an article into cluster administering section explaining node leases and their management
• Augment node management pages where appropriate about this feature
• Update the feature gate reference

Page to Update:

See above.

Kubernetes Version: v1.12

Additional Information:

• Upstream PR: Kubelet creates and manages node leases kubernetes#66257
• KEP: https://github.com/kubernetes/community/blob/master/keps/sig-node/0009-node-heartbeat.md

[fejta-bot]

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[tengqm]

/remove-lifecycle stale

[fejta-bot]

Issues go stale after 90d of inactivity.
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Stale issues rot after an additional 30d of inactivity and eventually close.

If this issue is safe to close now please do so with /close.

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/lifecycle stale

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[k8s-ci-robot]

@fejta-bot: Closing this issue.

In response to this:

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