Monitor the performance of your APEX Service by viewing metrics on the APEX Instance Details page.

To view APEX metrics:

1. Navigate to the OCI Console Sign-In Page and sign in as described in Access Oracle Cloud Infrastructure.
2. Next to the Oracle Cloud logo, click the Navigation menu () and select Developer Services and then APEX Instances.
   The APEX Instances page appears.
3. Find your APEX Service instance and click the three dots (or Actions menu) and select View details.
4. On the APEX Instance Details page, click the Monitoring tab.
   
   Description of the illustration apex_details_metrics.png

   The following table describes the metrics on the APEX Instance Details page.

   Note:

   Metrics that are marked with an asterisk (*) require Application Activity Logging be enabled in APEX Administration Services and at the application level. See the Logging attribute in Properties in Oracle APEX App Builder User’s Guide and Enabling Application Activity Logging in Oracle APEX Administration Guide.

   Metric	Metric Display Name	Unit	Description	Collection Interval
   APEXPageEvents*	APEX page events	Count	Displays the number of page events over time. Statistic: Sum Interval = 1 minute	5 minutes
   APEXApps*	Active APEX applications	Count	Displays the number of active APEX applications over the time interval. Statistic: Sum Interval: 1 hour	5 minutes
   APEXPageLoadTime*	APEX page load time	Seconds	Average APEX page execution time over the time interval. Statistic: Mean Interval = 1 minute	5 minutes
   APEXWorkspaceCount	APEX workspaces	Count	Displays the number of APEX workspaces over the time interval. Statistic = Sum Interval = 1 minute	5 minutes

5. Control the display by clicking the following Applied filters: Interval and Statistic.
6. Click Action menu to access the following controls:
   • Hide Legend/Show Legend
   • View Query in Metrics Explorer
   • Copy Chart URL
   • Copy Query (MQL)
   • Create an Alarm on this Query
   • Table View