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kubernetes/cluster
Kubernetes Submit Queue f35c4a2b5f Merge pull request #55015 from fasaxc/calico-disable-grace
Automatic merge from submit-queue (batch tested with PRs 53645, 54734, 54586, 55015, 54688). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Disable the grace termination period for the calico/node pod

**What this PR does / why we need it**:

Disable the termination grace period for the calico/node add-on DaemonSet.  The grace period is unnecessary for calico/node and it delays restart of a new calico/node pod to take over routing and policy updates.

Setting the grace period to 0 has the special meaning of doing a force deletion, which avoids a slow round-trip through the kubelet and API server.

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:

Fixes #55013

**Special notes for your reviewer**:

**Release note**:

```release-note
Disable the termination grace period for the calico/node add-on DaemonSet to reduce downtime during a rolling upgrade or deletion.
```
2017-11-06 15:33:47 -08:00
..
2017-11-03 23:24:57 +02:00
2017-11-06 13:23:51 +01:00
2017-10-26 13:37:37 -07:00

Cluster Configuration

Deprecation Notice: This directory has entered maintenance mode and will not be accepting new providers. Please submit new automation deployments to kube-deploy. Deployments in this directory will continue to be maintained and supported at their current level of support.

The scripts and data in this directory automate creation and configuration of a Kubernetes cluster, including networking, DNS, nodes, and master components.

See the getting-started guides for examples of how to use the scripts.

cloudprovider/config-default.sh contains a set of tweakable definitions/parameters for the cluster.

The heavy lifting of configuring the VMs is done by SaltStack.

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