Module supervisor

Structs

• DatanodeHeartbeat 🔒
  DatanodeHeartbeat represents the heartbeat signal sent from a datanode. It includes identifiers for the cluster and datanode, a list of regions being monitored, and a timestamp indicating when the heartbeat was sent.
• HeartbeatAcceptor 🔒
  HeartbeatAcceptor forwards heartbeats to RegionSupervisor.
• RegionFailureDetectorControl
  Controller for managing failure detectors for regions.
• RegionSupervisor
  The RegionSupervisor is used to detect Region failures and initiate Region failover upon detection, ensuring uninterrupted region service.
• RegionSupervisorTicker
  A background job to generate Event::Tick type events.

Enums

• Event 🔒
  Event represents various types of events that can be processed by the region supervisor. These events are crucial for managing state transitions and handling specific scenarios in the region lifecycle.

Constants

• DEFAULT_TICK_INTERVAL
  The default tick interval.

Type Aliases

• RegionSupervisorRef
• RegionSupervisorTickerRef