Up:: Microsoft Azure Developer Associate AZ-204 2023

Azure Application Insights

Application Insights

08:54:21 Application Insights
- APM - Application Performance Management service
- Sub-service of Azure Monitor
- APM is a monitoring and management op performance and availability of software apps. APM strives to detect and diagnose complex performance problems to maintain an expected level of service.
- Why use it?
  - automatically detect performance anomalies
  - includes powerful analytics tools to help diagnose issues and understand what users do with your app
  - designed to help you continuously improve performance and usability
  - works for wide variaty of apps hosted on-prem, hybrid or any public cloud
  - Integrates with DevOps processes
  - monitor and analyze telemetry from mobile apps by integrating with Visual Studio App Center
- To Use
  - You need to install instrumet package (SDK)
  - or Enable Application Insights using the Application Insights Agents when supported
  - Apps can be instrumented from anywhere
- What does it monitor
- Open Telemetry
  - collection of open-source tools, APIs and SDKs to instrument, generate, collect and export telemetry data
  - Standardizes the way telemetry data (metrics, logs and traces) are generated and collected.
  - Wire Protocol
    - way of getting data from point to point eg SOAP, AMQP
- Instrumentation
  - do this by adding Azure Application Insights SDK
  - implement traces
- Auto Instrumentation
  - allows you to enable application monitoring with Application Insights without changing your code.
09:01:31 Azure Application Insights Basics Follow Along
- NodeJS instrumentation
  - Monitor Node.js services with Application Insights - Azure Monitor | Microsoft Learn
09:21:40 Application Insights - Sampling
09:24:14 Usage Analysis Follow Along
- Usage analysis with Application Insights - Azure Monitor | Microsoft Learn
- Microsoft Azure Monitor Application Insights JavaScript SDK - Azure Monitor | Microsoft Learn
09:30:02 Custom Events