How to enable/view App Service log (Azure App Service on Linux) | CodingSchnauzer
 

How to enable/view App Service log (Azure App Service on Linux)

| Posted in Programming

One day, I can’t visit my website and get 500 error after development. Of course,  I have to find the root cause on app service(Linux) and then fix the bug as soon as possible.   

Fortunately, this is not complex. App Service Logging help me find and fix the bug.App Service Logging is important to developers because it provides us with error message/information that we can find root cause.

So today I would like to introduce “How to enable/view App Service log (Azure App Service on Linux)”. Hope it helps.

 

 

How to enable/view App Service log

 
Generally, App Service log is disabled as default. You only view container log (not application log) via Advanced Tools(kudu)/diagnostics. you also find the information “Logging is not enabled for this container” from logs
 
 
 
 
at first, let’s enable the applicaiton log
Azure Portal > Menu > Click All Resources
 
 
 
Click App Service (Linux) > Click App Service logs
 
 
 
Enable Logging (Filesystem),Enter Quota (MB) and Retention Period (Days). Then Click Save 
 
 
 
 
 
 
 
 

 

 

View Application Log

For Azure App Service on Linux, You can view application log via kudu/Diagnose and solve problems.  
 
 

Diagnose and solve problems

Step 1. App Service > Overview > Diagnose and solve problems
 
 
 
Step 2.  Click Availability and Performance
 
 
 
Step 3. Click Application Logs

 
 
Step 4. You can view the log via dropdownlist.
 
 
 
 

Advanced Tools(kudu)

Step 1. App Service > Advanced Tools > Go
 
 
 
Step 2. Click Log Stream, you can view the logs
 

 

 
 

 

Reference

 
 

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