set DOTNET_gcServer=1

Author: kshyju

eng/ci/templates/official/jobs/run-coldstart.yml

@@ -58,6 +58,7 @@ jobs:
       FUNCTIONS_WORKER_RUNTIME: 'node'
       WEBSITE_RUN_FROM_PACKAGE: '1' # Node app needs this to use placeholder channel.
     AzureWebJobsScriptRoot: '$(functionAppOutputPath)'
+    DOTNET_gcServer: 1
     perfViewPath: C:\.tools\perfview\perfview.exe 
     traceDirectory: $(Build.ArtifactStagingDirectory)/out
     netTraceDirectory: $(traceDirectory)/nettrace