Changeset 92225 in vbox for trunk/src/VBox/VMM/VMMR3

Timestamp:

Nov 4, 2021 9:29:57 PM (3 years ago)

Author:

vboxsync

Message:

VMM/NEM: Extended the NEM active release log message a little. :-) bugref:9044

File:

• trunk/src/VBox/VMM/VMMR3/NEMR3.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMR3/NEMR3.cpp

@@ -170 +170 @@
         {
             if (pVM->bMainExecutionEngine == VM_EXEC_ENGINE_NATIVE_API)
-                LogRel(("NEM: NEMR3Init: Active.\n"));
+            {
+#ifdef RT_OS_WINDOWS /* The WHv* API is extremely slow at handling VM exits. The AppleHv and
+                        KVM APIs are much faster, thus the different mode name. :-) */
+                LogRel(("NEM:\n"
+                        "NEM: NEMR3Init: Snail execution mode is active!\n"
+                        "NEM: Note! VirtualBox is not able to run at its full potential in this execution mode.\n"
+                        "NEM:       To see VirtualBox run at max speed you need to disable all Windows features\n"
+                        "NEM:       making use of Hyper-V.  That is a moving target, so google how and carefully\n"
+                        "NEM:       consider the consequences of disabling these features.\n"
+                        "NEM:\n"));
+#else
+                LogRel(("NEM:\n"
+                        "NEM: NEMR3Init: Turtle execution mode is active!\n"
+                        "NEM: Note! VirtualBox is not able to run at its full potential in this execution mode.\n"
+                        "NEM:\n"));
+#endif
+            }
             else
             {