Cluster

The cluster section displays statistics about the general cluster performance.

Cluster

Statistics:

  • Available and missing coordinators
  • Available and missing database servers
  • Memory usage (percent)
  • Current connections
  • Data (bytes)
  • HTTP (bytes)
  • Average request time (seconds)

Nodes

Overview

The overview shows available and missing coordinators and database servers.

Nodes

Functions:

  • Coordinator Dashboard: Click on a Coordinator will open a statistics dashboard.Information (Coordinator / Database servers):

  • Name

  • Endpoint
  • Last Heartbeat
  • Status
  • Health

Shards

The shard section displays all available sharded collections.

Shards

Functions:

  • Move Shard Leader: Click on a leader database of a shard server will open a move shard dialog. Shards can betransferred to all available databas servers, except the leading databaseserver or an available follower.
  • Move Shard Follower: Click on a follower database of a shard will open a move shard dialog. Shards can betransferred to all available databas servers, except the leading databaseserver or an available follower.

  • Rebalance Shards: A new database server will not have any shards. With therebalance functionality the cluster will start to rebalance shards includingempty database servers.Information (collection):

  • Shard

  • Leader (green state: sync is complete)
  • Followers