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Learning

Note

Learning materials are continuously updated and provided.

We provide learning materials for quick understanding and efficient use of the WhaTap Monitoring Service. This is a supplement to the basic guide for users who are interested in using WhaTap monitoring products.

Dashboard analysis​

Application Monitoring​

Exploring the Application Dashboard​

The analysis method for the chart-type widget in WhaTap Application dashboard is guided in the following order.

  • Checking the application connection status

  • Analyzing the transactions

  • Analysis of users, services, and resources

Exploring Hitmap Transaction​

Using the WhaTap HITMAP transaction menu, the following steps are guided to determine the failure status of the service.

  • Pattern Analysis

  • Analysis of sections and stacks

  • Analysis of call relationship

  • Analysis of transaction logs

Server Monitoring​

Exploring Resource Board​

The analysis method for the chart-type widget in WhaTap Resource board is guided in the following order.

  • Server Monitoring Core Metrics

  • Server Status Summary

  • System operating statistics

  • Early alarm and alert

Browser Monitoring​

Using Browser Monitoring​

It guides you how to use the WhaTap Browser Monitoring in the following order.

  • Analyzing the page load

  • AJAX Monitoring and Analysis

  • User access environment analysis

  • Error analysis

Performance failure type​

DB connection delay and connection pool​

From the monitoring perspective, the correlations between the DB connection delay that is a type of application performance failure, and the connection pool in the following order.

  • Detecting the hitmap anomaly pattern

  • Analysis on the transaction trace

  • Checking the DB connection pool

Setting the metrics alert​

It explains how to configure the metrics and metric alerts by product and project.

Heap memory metrics alert configuration​

The metrics alert configuration for the heap memory that is one of the major application metrics is guided in the following order:

  • Heap memory-related metrics

  • Heap memory-related alert configuration

Database alert configuration​

The methods are explained how to configure metric alerts based on the key metrics in the database in the following order.

  • Agent CONFIG.

  • Setting the metrics alert

Learn More​

Using the instance performance management​

It provides the main features and usage examples for the Instance performance management menu.

  • Loaded classes and redefinition

  • Thread list/dump and CPU optimization