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

When you call an API operation provided by CloudMonitor, set the Namespace and Period parameters.

  • Set the Namespace parameter to acs_rds_dashboard.
  • Set the Period parameter to an integral multiple of 60. Default value: 60. Unit: seconds.

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

Metric Unit MetricName Dimensions Statistics
PG_DBAge xids PG_DBAge userId and instanceId Average, Maximum, and Minimum
PG_InactiveSlots Count PG_InactiveSlots userId and instanceId Average, Maximum, and Minimum
PG_MaxExecutingSQLTime Second PG_MaxExecutingSQLTime userId and instanceId Average, Maximum, and Minimum
PG_MaxSlotWalDelay MB PG_MaxSlotWalDelay userId and instanceId Average, Maximum, and Minimum
PG_RO_ReadLag Second PG_RO_ReadLag userId and instanceId Average
PG_RO_StreamingStatus Value PG_RO_StreamingStatus userId and instanceId Average
PG_ReplayLatency MB PG_ReplayLatency userId and instanceId Average, Maximum, and Minimum
PG_SwellTime Second PG_SwellTime userId and instanceId Average, Maximum, and Minimum
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_FiveSecondsExecutingSqls Count five_seconds_executing_sqls userId and instanceId Average, Minimum, and Maximum
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_OneSecondExecutingSqls Count one_second_executing_sqls userId and instanceId Average, Minimum, and Maximum
PG_ThreeSecondsExecutingSqls Count three_seconds_executing_sqls userId and instanceId Average, Minimum, and Maximum