CloudDBA's performance trends feature lets you monitor key performance metrics for an ApsaraDB for MongoDB instance over a specified time range. Monitored metrics include CPU utilization, memory usage, total connections, and network traffic. Use this feature to identify performance drops and investigate their root causes before they affect production workloads.
Prerequisites
Before you begin, ensure that you have:
A standalone, replica set, or sharded cluster instance
View performance trends
Log on to the ApsaraDB for MongoDB console.
In the left-side navigation pane, click Replica set instances or Sharded cluster instance based on your instance type.
In the upper-left corner of the page, select the resource group and region where the instance resides.
Find the instance and click its ID.
In the left-side navigation pane, click Performance.
Nodes
The Performance Trends page includes a Nodes section where you can view the basic information and key metric trends for each node in the instance.

Performance trends tabs
The Performance Trends page provides three tabs for analyzing instance metrics.
Performance Trends
Displays trend charts for each metric over a specified time range. Each chart visualizes one metric.

Performance Trend Comparison
Displays trend charts for each metric across two specified time ranges. Use this tab to identify performance drops and investigate their causes.

Custom Charts
Displays trends for custom metrics over a specified time range. For details, see Custom performance trend charts.
