This topic describes the metrics for ApsaraDB RDS for PostgreSQL instances with disks.

When you call an API operation provided by Cloud Monitor, you may need to set the Namespace and Period parameters. Set the parameters for ApsaraDB for the current service in the following way:

  • Set the Namespace parameter to acs_rds_dashboard.
  • Set the Period parameter to an integral multiple of 60s. The default value is 60s.

The following table describes the valid values of the MetricName and Dimensions parameters for the current service.

Metric Unit MetricName Dimensions Statistics
PG_ActiveConnectionsPerCpu count active_connections_per_cpu userId and instanceId Average
PG_ConnectionsUtilization % conn_usgae userId and instanceId Average
PG_CPUUtilization % cpu_usage userId and instanceId Average
PG_IOPSUtilization % iops_usage userId and instanceId Average
PG_INODEUtilization % local_fs_inode_usage userId and instanceId Average
PG_DISKUtilization % local_fs_size_usage userId and instanceId Average
PG_MemoryUtilization % mem_usage userId and instanceId Average
PG_RO_ReadLag s PG_RO_ReadLag userId and instanceId Average
PG_RO_StreamingStatus value PG_RO_StreamingStatus userId and instanceId Average