Topology data includes the following:

  • The server ID of the current master, if the master is not known.
  • The instance name of the current master, or if a master is not set, a description stating why a master is not set.
  • A flag indicating if this server thinks that it should be the master.
  • A flag indicating if this server is the current master.
  • A flag indicating if this server was forced as master.
  • The total number of configured peers in the topology group.
  • The peers connected to this server.
  • The current availability of this server
  • A flag indicating whether or not this server is not synchronized with its master, or another node in the topology if the master is unknown.
  • The amount of time in milliseconds where multiple masters were detected by this server.
  • The amount of time in milliseconds where no suitable server is found to act as master.
  • A SHA-256 digest encoded as a base-64 string for the current subtree contents.
The following metrics are included if this server has processed any operations as master:
  • The number of operations processed by this server as master.
  • The number of operations processed by this server as master that were successful.
  • The number of operations processed by this server as master that failed to validate.
  • The number of operations processed by this server as master that failed to apply.
  • The average amount of time taken (in milliseconds) by this server to process operations as the master.
  • The maximum amount of time taken (in milliseconds) by this server to process an operation as the master.