diff --git arch/arm64/kernel/memory.c arch/arm64/kernel/memory.c
index 4cefc9f..d8fbb8c 100644
--- arch/arm64/kernel/memory.c
+++ arch/arm64/kernel/memory.c
@@ -2356,6 +2356,16 @@ int set_range_l1(void *args0, pte_t *ptep, uintptr_t base, uintptr_t start,
 	ptl1_set(ptep, pte);
 
 	error = 0;
+
+	if (args->attr[0] & PTE_CONT &&
+		__page_offset(base, PTL1_CONT_SIZE) == 0) {
+		if (base >= cpu_local_var(current)->vm->region.user_start &&
+			base < cpu_local_var(current)->vm->region.stack_start) {
+		kprintf("%s: large page allocation, addr: %016lx, size: %d, phys: %lx\n",
+			__func__, base, PTL1_CONT_SIZE, phys);
+		}
+	}
+
 out:
 	dkprintf("set_range_l1(%lx,%lx,%lx): %d %lx\n",
 			base, start, end, error, *ptep);
@@ -2436,6 +2446,23 @@ retry:
 				ptl_set(ptep, phys | args->attr[level-1],
 					level);
 				error = 0;
+
+				if (args->attr[level-1] & PTE_CONT) {
+					if (__page_offset(base, tbl.cont_pgsize) == 0) {
+						if (base >= cpu_local_var(current)->vm->region.user_start &&
+							base < cpu_local_var(current)->vm->region.stack_start) {
+						kprintf("%s: large page allocation, addr: %016lx, size: %d, phys: %lx\n",
+							__func__, base, tbl.cont_pgsize, phys);
+						}
+					}
+				} else {
+					if (base >= cpu_local_var(current)->vm->region.user_start &&
+						base < cpu_local_var(current)->vm->region.user_end) {
+					kprintf("%s: large page allocation, addr: %016lx, size: %d, phys: %lx\n",
+						__func__, base, tbl.pgsize, phys);
+					}
+				}
+
 				dkprintf("set_range_middle(%lx,%lx,%lx,%d):"
 					 "large page. %d %lx\n",
 					 base, start, end, level, error, *ptep);
diff --git arch/x86_64/kernel/memory.c arch/x86_64/kernel/memory.c
index cf7cac4..ff29cff 100644
--- arch/x86_64/kernel/memory.c
+++ arch/x86_64/kernel/memory.c
@@ -2027,6 +2027,13 @@ retry:
 			dkprintf("set_range_l2(%lx,%lx,%lx):"
 					"2MiB page. %d %lx\n",
 					base, start, end, error, *ptep);
+
+			if (base >= cpu_local_var(current)->vm->region.user_start &&
+				base < cpu_local_var(current)->vm->region.stack_start) {
+			kprintf("%s: large page allocation, addr: %016lx, size: %d\n",
+				__func__, base, PTL2_SIZE);
+			}
+
 			// Call memory_stat_rss_add() here because pgshift is resolved here
 			if (rusage_memory_stat_add(args->range, phys, PTL2_SIZE, PTL2_SIZE)) {
 				dkprintf("%lx+,%s: calling memory_stat_rss_add(),base=%lx,phys=%lx,size=%ld,pgsize=%ld\n", phys, __FUNCTION__, base, phys, PTL2_SIZE, PTL2_SIZE);
@@ -2116,6 +2123,12 @@ retry:
 					"1GiB page. %d %lx\n",
 					base, start, end, error, *ptep);
 
+			if (base >= cpu_local_var(current)->vm->region.user_start &&
+				base < cpu_local_var(current)->vm->region.stack_start) {
+			kprintf("%s: large page allocation, addr: %016lx, size: %d\n",
+				__func__, base, PTL3_SIZE);
+			}
+
 			// Call memory_stat_rss_add() here because pgshift is resolved here
 			if (rusage_memory_stat_add(args->range, phys, PTL3_SIZE, PTL3_SIZE)) {
 				dkprintf("%lx+,%s: calling memory_stat_rss_add(),base=%lx,phys=%lx,size=%ld,pgsize=%ld\n", phys, __FUNCTION__, base, phys, PTL3_SIZE, PTL3_SIZE);
diff --git kernel/include/rusage_private.h kernel/include/rusage_private.h
index 7da7728..14253b2 100644
--- kernel/include/rusage_private.h
+++ kernel/include/rusage_private.h
@@ -12,7 +12,7 @@
 #include <arch_rusage.h>
 #include <debug.h>
 
-#ifdef ENABLE_RUSAGE
+#if 0 /* def ENABLE_RUSAGE */
 
 #define RUSAGE_OOM_MARGIN (2 * 1024 * 1024) // 2MB
 
diff --git kernel/process.c kernel/process.c
index bc0609b..cfa7d5e 100644
--- kernel/process.c
+++ kernel/process.c
@@ -2009,6 +2009,15 @@ retry:
 		}
 
 		dkprintf("%s: attr=%x\n", __FUNCTION__, attr);
+
+		if (pgsize > PAGE_SIZE) {
+			if ((unsigned long)pgaddr >= cpu_local_var(current)->vm->region.user_start &&
+				(unsigned long)pgaddr < cpu_local_var(current)->vm->region.stack_start) {
+			kprintf("large page allocation, addr: %016lx, size: %d, phys: %lx\n",
+				pgaddr, pgsize, phys);
+			}
+		}
+
 		error = ihk_mc_pt_set_pte(vm->address_space->page_table, ptep,
 		                          pgsize, phys, attr);
 		if (error) {