Observability Metric Browsing

The Metric Browsing page displays metric data of each resource. You can monitor metric values and trends in real time, and create alarm rules for real-time service data monitoring and analysis.

Monitoring Metrics

Log in to the AOM 2.0 console.
In the navigation pane, choose Metric Browsing.
Select a target Prometheus instance from the drop-down list.
Select one or more metrics from all metrics or by running Prometheus statements. For details about how to set monitoring conditions, see Table 2.
- Select metrics from all metrics.
  After selecting a target metric, you can set condition attributes to filter information.
  
  You can click Add Metric to add metrics and set information such as statistical period for the metrics. You can perform the following operations after moving the cursor to the metric data and monitoring condition:
  - Click next to a monitoring condition to hide the corresponding metric data record in the graph.
  - Click next to a monitoring condition to convert the metric data and monitoring condition into a Prometheus command.
  - Click next to a monitoring condition to quickly copy the metric data and monitoring condition and modify them as required.
  - Click next to a monitoring condition to remove a metric data record from monitoring.
- Select metrics by running Prometheus statements. For details about Prometheus statements, see Prometheus Statements.

Set metric parameters by referring to Table 1, view the metric graph in the upper part of the page, and analyze metric data from multiple perspectives.

**Table 1** Metric parameters
Parameter	Description
Statistic	Method used to measure metrics. Options: Avg, Min, Max, Sum, and Samples. Samples: the number of data points.
Time Range	Time range in which metric data is collected. Options: Last 30 minutes, Last hour, Last 6 hours, Last day, Last week, and Custom.
Refresh Frequency	Interval at which the metric data is refreshed. Options: Refresh manually, 30 seconds auto refresh, 1 minute auto refresh, and 5 minutes auto refresh.

(Optional) Set the display layout of metric data.

On the right of the page, click the down arrow, select a desired graph type from the drop-down list, and set graph parameters (such as the X axis title, Y axis title, and displayed value). For details about the parameters, see Metric Data Graphs. Up to 200 metric data records can be displayed in a line graph.

Related Operations

You can also perform the operations listed in Table 2.

**Table 2** Related operations
Operation	Description
Adding an alarm rule for a metric	After selecting a metric, click in the upper right corner of the metric list to add an alarm rule for the metric. When you are redirected to the Create Alarm Rule page, your settings made on the Metric Browsing page will be automatically applied to Alarm Rule Settings and Alarm Rule Details areas.
Deleting a metric	Click next to the target metric.
Adding a metric graph to a dashboard	After selecting a metric, click in the upper right corner of the metric list.