Current Series Release Notes¶

Prelude¶

The StarlingX HA project is a new repository that provideds High Availability Cluster Management for StarlingX and OpenStack Services on Controllers.

New Features¶

• High availability manager to manage the life cycle of services where the redundancy model can be N+M or N across multiple nodes:

  • Currently used in StarlingX to provide 1+1 HA Controller Cluster.

• Configured to use multiple messaging paths to avoid split-brain communication failures:

  • Up to 3 independent communication paths.

  • LAG can also be configured for multi-link protection of each path.

  • Messages are authenticated using HMAC SHA-512 if configured / enabled on an interface-by-interface basis.

• Active or passive monitoring of services.

• Allows for specifying the impact of a service failure.

• Completely data driven through the configuration of a SQL database.