The ApsaraDB for MongoDB console provides a wide range of performance monitoring data for you to conveniently view and understand the running status of your instances.
- Log on to the ApsaraDB for MongoDB console.
- In the upper-left corner of the home page, select the region where the target instance is located.
- In the left-side navigation pane, click Replica Set Instances or Sharding Instances based on the architecture of the target instance.
- Locate the target instance and click its instance ID.
- In the left-side navigation pane, click Monitoring Info.
- On the Monitoring Info page that appears, the monitoring data of the last 24 hours is displayed by default. You can also specify a time range to view the historical monitoring data.
- If the target instance is a replica set instance, you can select Primary or Secondary to view the monitoring information about the primary node or a secondary node.
- If the target instance is a sharded cluster instance, you can select Mongos or Shard to view the monitoring information about the selected node.
|CPU Usage||The CPU usage of the instance.|
|Memory Usage||The memory usage of the instance.|
|IOPS Usage||The input/output operations per second (IOPS) of the instance, including:
|IOPS Usage||The ratio of the IOPS of the instance to the maximum IOPS.|
|Disk Space Usage||The disk space usage of the instance, including:
|Disk Space Usage||The ratio of the total disk space usage of the instance to the maximum available disk space.|
|Opcounters||The queries per second (QPS) of operations on the instance, including:
|Connections||The current number of connections to the instance.|
|Cursors||The current number of cursors used by the instance, including:
|Network||The network traffic of the instance, including:
|GlobalLock||The number of operations that are currently queued and waiting for the global lock, including:
|WiredTiger||The statistics on the cache of the WiredTiger storage engine, including: