Overview

The Overview page displays the summary data of all component instances. The data includes the total number of requests, average response time, API error rate, slow calls, slow SQL statements, and number of exceptions. Slow Invoking displays the five invoking records with the longest duration, Error Invoking displays the five invoking records with the most errors, Slow SQL displays the five SQL records with the longest duration, and Exception displays the five records with the most exceptions.

1. Log in to the management console.
2. Click on the left and choose Management & Governance > Application Performance Management.
3. In the navigation pane, choose Link Trace > Metrics.
4. In the tree on the left, click the target environment and click the Overview tab. On the Overview tab page, view the application monitoring data of the instance.
5. Select a time range. Default: Last 20 minutes.
   Options: Last 20 minutes, Last hour, Last 3 hours, Last 6 hours, Last day, Today, Yesterday, or Custom.

   Figure 1 Overview
   

   Table 1 Overview parameters

   Parameter	Description
   Total Requests	Total number of trace requests in an environment.
   Avg. Response Time	Average response time of traces in an environment.
   API Error Rate	API error rate of traces in an environment.
   Slow Calls	Total number of slow calls in an environment.
   Slow SQL	Total number of slow SQL statements in an environment.
   Exceptions	Total number of trace exceptions in an environment.

   • Click in the upper right corner of the list and select the target metric data.
   • Click in the upper right corner of the list to export information. A maximum of 100 records can be exported.
   • Slow Invoking: displays the five URLs with the longest duration, maximum response time, average response time, and number of slow calls in an environment.
   • Error Invoking: displays the five URLs with the most errors, maximum response time, average response time, and number of errors in an environment.
   • Slow SQL: displays the five SQL statements with the longest duration, maximum response time, average response time, and number of slow SQL calls in an environment.
   • Exception: displays the five URLs with the most exceptions, maximum response time, average response time, and number of exceptions in an environment.