Module metrics

Structs

• METRIC_META_ADD_REGION_FOLLOWER_EXECUTE
  The add region follower execute histogram.
• METRIC_META_HANDLER_EXECUTE
  Elapsed time to execution of heartbeat handlers.
• METRIC_META_HEARTBEAT_CONNECTION_NUM
  The heartbeat connection gauge.
• METRIC_META_HEARTBEAT_RECV
  Heartbeat received by metasrv.
• METRIC_META_INACTIVE_REGIONS
  Inactive region gauge.
• METRIC_META_KV_CACHE_HIT
  Meta kv cache hit counter.
• METRIC_META_KV_CACHE_MISS
  Meta kv cache miss counter.
• METRIC_META_KV_REQUEST_ELAPSED
  Elapsed time to responding kv requests.
• METRIC_META_LEADER_CACHED_KV_LOAD_ELAPSED
  Elapsed time to leader cache kv.
• METRIC_META_REGION_MIGRATION_DATANODES
  The migration datanode counter.
• METRIC_META_REGION_MIGRATION_ERROR
  The migration error counter.
• METRIC_META_REGION_MIGRATION_EXECUTE
  The migration execute histogram.
• METRIC_META_REGION_MIGRATION_FAIL
  The migration fail counter.
• METRIC_META_REMOVE_REGION_FOLLOWER_EXECUTE
  The remove region follower execute histogram.