1. Azure App Services – Diagnose and
Solve problems
Udaiappa Ramachandran ( Udai )
https://udai.io

2. About me
• Udaiappa Ramachandran ( Udai )
• CTO/CSO-Akumina, Inc.
• Microsoft Azure MVP
• Cloud Expert
• Microsoft Azure, Amazon Web Services, and Google
• New Hampshire Cloud User Group (http://www.meetup.com/nashuaug )
• https://udai.io

3. Agenda
• Diagnostic interface
• Ask Genie search box
• Risk Alerts
• Troubleshooting categories
• Popular troubleshooting tools

4. Troubleshooting Categories
• Availability and Performance
• Configuration and Management
• SSL and Domains
• Risk Assessments
• Navigator (Preview)
• Diagnostic Tools

5. Resiliency Score

6. Availability and Performance
• Web App Down
• Web App Slow
• High CPU Analysis
• Memory Analysis
• Web App Restarted
• Application Change (Preview)
• Application Crashes
• HTTP 4xx Errors
• SNAT Failed Connection Endpoints
• SWAP Effects on Availability
• TCP Connections
• Testing in Production
• WebJob Details

7. Diagnostic tools
Proactive Tools
• Auto Heal
• Proactive CPU
Monitoring
• Crash Monitoring
Diagnose Tools
• Collect .NET profiler Trace
• Collect Memory Dump
• Check Connection String
• Collect Network Trace
• Collect Java Memory Dump
• Collect Java Thread Dump
• Collect Java Flight Recorder
• Network Troubleshooter
Support Tools
• Metric per Instance(Apps)
• Metrics per Instance (App
Service Plan)
• Application Event Logs
• Advanced Application
Restart

8. Navigator and Change Analysis

9. Reference
• https://learn.microsoft.com/en-us/azure/app-service/overview-diagnostics
• https://azure.github.io/AppService/2020/05/15/Robust-Apps-for-the-
cloud.html#use-application-initialization
• https://learn.microsoft.com/en-us/azure/load-testing/tutorial-identify-bottlenecks-
azure-portal
• https://learn.microsoft.com/en-us/azure/load-testing/tutorial-identify-
performance-regression-with-cicd?tabs=pipelines
• https://learn.microsoft.com/en-us/azure/azure-monitor/snapshot-
debugger/snapshot-debugger