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docs: adding mroe detail for sync period config

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Callum Tait 2020-11-14 11:22:09 +00:00
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@ -235,7 +235,7 @@ spec:
- summerwind/actions-runner-controller
```
Please also note that the sync period is set to 10 minutes by default and it's configurable via `--sync-period` flag.
The scale out performance is controlled via the manager containers startup `--sync-period` argument. The default value is 10 minutes to prevent unconfigured deployements rate limiting themselves from the GitHub API. The period can be customised in the `config/default/manager_auth_proxy_patch.yaml` patch for those that are building the solution via the kustomize setup.
Additionally, the autoscaling feature has an anti-flapping option that prevents periodic loop of scaling up and down.
By default, it doesn't scale down until the grace period of 10 minutes passes after a scale up. The grace period can be configured by setting `scaleDownDelaySecondsAfterScaleUp`: