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Below approach is followed while performing life cycle operations..

• A best effort will be done to bring the cluster up to spec. If this failed it will be retried indefinitely.
• If deployment fails it is the responsibility of the user to stop and destroy the cluster.
• Do a best effort rollback for a life cycle operation in case of failure
• In case rollback fails, have reconciliation mechanisms that will ensure eventual consistency

The below state machine reflects how a application cluster state transitions for each of life cycle operations

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