Update README.md

Author: trueangle

README.md

@@ -60,7 +60,7 @@ kotlin {
         it.binaries {
             executable {
                 entryPoint = "com.github.trueangle.knative.lambda.runtime.sample.main" // Link this to your main function entry point
-                freeCompilerArgs += listOf("-Xallocator=mimalloc")
+                freeCompilerArgs += listOf("-Xallocator=mimalloc") // to understand how the choice of allocator impacts the performance, refer https://medium.com/aws-tip/leveraging-kotlin-native-for-efficient-serverless-applications-on-aws-lambda-66d992c074cc
             }
         }
     }