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Add warning about Grafana HA

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Mike Bryant 2017-03-10 21:34:47 +00:00
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@ -82,6 +82,9 @@ This allows managing dashboards via `git` etc. and easily deploying them via CD
In the future, a separate Grafana operator will support gathering dashboards from multiple In the future, a separate Grafana operator will support gathering dashboards from multiple
ConfigMaps based on label selection. ConfigMaps based on label selection.
WARNING: If you deploy multiple Grafana instances for HA, you must use session affinity.
Otherwise if pods restart the prometheus datasource ID can get out of sync between the pods, breaking the UI
## Roadmap ## Roadmap
* Grafana Operator that dynamically discovers and deploys dashboards from ConfigMaps * Grafana Operator that dynamically discovers and deploys dashboards from ConfigMaps