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Merge pull request #2175 from wojtek-t/cleanup_node_heartbeat_kep 

Minor fixes to heartbeat KEP
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k8s-ci-robot 2018-05-22 07:58:55 -07:00 committed by GitHub
parent 90d5acee73 a32c066959
commit e9086f10c6
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2 changed files with 4 additions and 2 deletions
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4
keps/0008-node-heartbeat.md → keps/0009-node-heartbeat.md
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@ -18,7 +18,7 @@ approvers:
editor: TBD editor: TBD
creation-date: 2018-04-27 creation-date: 2018-04-27
last-updated: 2018-04-27 last-updated: 2018-04-27
status: provisional status: implementable
see-also: see-also:
- https://github.com/kubernetes/kubernetes/issues/14733 - https://github.com/kubernetes/kubernetes/issues/14733
- https://github.com/kubernetes/kubernetes/pull/14735 - https://github.com/kubernetes/kubernetes/pull/14735
@ -181,6 +181,8 @@ Once all the code changes are done, we will:
1. start updating `Lease` object every 10s by default, at the same time 1. start updating `Lease` object every 10s by default, at the same time
reducing frequency of NodeStatus updates initially to 40s by default. reducing frequency of NodeStatus updates initially to 40s by default.
We will reduce it further later. We will reduce it further later.
Note that it doesn't reduce frequency by which Kubelet sends "meaningful"
changes - it only impacts the frequency of "lastHeartbeatTime" changes.
<br> TODO: That still results in higher average QPS. It should be acceptable but <br> TODO: That still results in higher average QPS. It should be acceptable but
needs to be verified. needs to be verified.
1. announce that we are going to reduce frequency of NodeStatus updates further 1. announce that we are going to reduce frequency of NodeStatus updates further

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keps/NEXT_KEP_NUMBER
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@ -1 +1 @@
9 10