Index: /trunk/src/VBox/VMM/VMMR3/PGMPhys.cpp
===================================================================
--- /trunk/src/VBox/VMM/VMMR3/PGMPhys.cpp	(revision 37941)
+++ /trunk/src/VBox/VMM/VMMR3/PGMPhys.cpp	(revision 37942)
@@ -4256,5 +4256,7 @@
             void *pv;
             rc = pgmPhysPageMapByPageID(pVM, pPage->idPage, pPage->HCPhysGCPhys, &pv);
-            AssertLogRelMsgBreak(RT_SUCCESS(rc), ("idPage=%#x HCPhysGCPhys=%RHp rc=%Rrc\n", pPage->idPage, pPage->HCPhysGCPhys, rc));
+            AssertLogRelMsgBreak(RT_SUCCESS(rc),
+                                 ("%u/%u: idPage=%#x HCPhysGCPhys=%RHp rc=%Rrc\n",
+                                  iClear, pVM->pgm.s.cHandyPages, pPage->idPage, pPage->HCPhysGCPhys, rc));
             ASMMemZeroPage(pv);
             iClear++;