=== modified file 'storage/ndb/src/kernel/vm/WatchDog.cpp'
--- storage/ndb/src/kernel/vm/WatchDog.cpp	2009-12-15 15:37:38 +0000
+++ storage/ndb/src/kernel/vm/WatchDog.cpp	2010-01-21 11:05:53 +0000
@@ -217,3 +217,9 @@ WatchDog::shutdownSystem(const char *las
 			     __FILE__,
 			     NST_Watchdog);
 }
+
+void
+do_refresh_watch_dog(Uint32 place)
+{
+  globalData.incrementWatchDogCounter(place);
+}

=== modified file 'storage/ndb/src/kernel/vm/ndbd_malloc.cpp'
--- storage/ndb/src/kernel/vm/ndbd_malloc.cpp	2009-05-26 18:53:34 +0000
+++ storage/ndb/src/kernel/vm/ndbd_malloc.cpp	2010-01-21 11:11:12 +0000
@@ -25,6 +25,21 @@
 #include <stdio.h>
 #endif
 
+extern void do_refresh_watch_dog(Uint32 place);
+
+void
+ndbd_alloc_touch_mem(void *p, size_t sz)
+{
+  unsigned char * ptr = (unsigned char*)p;
+  while (sz >= 4096)
+  {
+    * ptr = 0;
+    ptr += 4096;
+    sz -= 4096;
+    do_refresh_watch_dog(9);
+  }
+}
+
 #ifdef TRACE_MALLOC
 static void xxx(size_t size, size_t *s_m, size_t *s_k, size_t *s_b)
 {
@@ -41,6 +56,9 @@ void *ndbd_malloc(size_t size)
   if (p)
   {
     g_allocated_memory += size;
+
+    ndbd_alloc_touch_mem(p, size);
+
 #ifdef TRACE_MALLOC
     {
       size_t s_m, s_k, s_b;

=== modified file 'storage/ndb/src/kernel/vm/ndbd_malloc_impl.cpp'
--- storage/ndb/src/kernel/vm/ndbd_malloc_impl.cpp	2009-12-16 20:55:36 +0000
+++ storage/ndb/src/kernel/vm/ndbd_malloc_impl.cpp	2010-01-21 11:10:37 +0000
@@ -49,6 +49,8 @@ struct InitChunk
 
 #include <NdbOut.hpp>
 
+extern void ndbd_alloc_touch_mem(void * p, size_t sz);
+
 static
 bool
 do_malloc(Uint32 pages, InitChunk* chunk)
@@ -128,6 +130,8 @@ retry:
     chunk->m_ptr = (Alloc_page*)((UintPtr(ptr) + align) & ~align);
   }
 
+  ndbd_alloc_touch_mem(chunk->m_ptr, chunk->m_cnt * sizeof(Alloc_page));
+
 #ifdef UNIT_TEST
   ndbout_c("do_malloc(%d) -> %p %d", pages, ptr, chunk->m_cnt);
   if (1)