Update PR

* GC.minimize can sometimes cause an increase in RSS due to how memory pages are managed and freed. Use only in monitor loop at the end of that loop

src/curlEngine.d

@@ -214,7 +214,7 @@ class CurlEngine {
 		// Perform Garbage Collection
 		GC.collect();
 		// Return free memory to the OS
-		GC.minimize();
+		//GC.minimize();
     }
 
 	// We are releasing a curl instance back to the pool
@@ -232,7 +232,7 @@ class CurlEngine {
 		// Perform Garbage Collection
 		GC.collect();
 		// Return free memory to the OS
-		GC.minimize();
+		//GC.minimize();
     }
 
 	// Initialise this curl instance
@@ -486,7 +486,7 @@ class CurlEngine {
 		// Perform Garbage Collection
 		GC.collect();
 		// Return free memory to the OS
-		GC.minimize();
+		//GC.minimize();
 	}
 }
 
@@ -555,7 +555,7 @@ void releaseAllCurlInstances() {
 	// Perform Garbage Collection on the destroyed curl engines
 	GC.collect();
 	// Return free memory to the OS
-	GC.minimize();
+	//GC.minimize();
 	// Log that all curl engines have been released
 	addLogEntry("CurlEngine releaseAllCurlInstances() completed", ["debug"]);
 }

src/util.d

@@ -230,8 +230,6 @@ bool testInternetReachability(ApplicationConfig appConfig) {
 		object.destroy(http);
 		// Perform Garbage Collection
 		GC.collect();
-		// Return free memory to the OS
-		GC.minimize();
 	}
 
     // Execute the request and handle exceptions
@@ -703,8 +701,6 @@ JSONValue fetchOnlineURLContent(string url) {
 		object.destroy(http);
 		// Perform Garbage Collection
 		GC.collect();
-		// Return free memory to the OS
-		GC.minimize();
 	}
 
 	// Configure the URL to access
@@ -1277,7 +1273,7 @@ void setupExitScopeSignalHandler() {
 extern(C) nothrow @nogc @system void exitScopeSignalHandler(int signo) {
 	if (signo == SIGSEGV) {
 		// Caught a SIGSEG but everything was shutdown cleanly .....
-		printf("Caught a SIGSEG but everything was shutdown cleanly .....\n");
+		// printf("Caught a SIGSEG but everything was shutdown cleanly .....\n");
 		exit(0);
 	}
 }