diff -r 000000000000 -r bde4ae8d615e os/kernelhwsrv/kerneltest/e32test/misc/t_ramuse.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/kernelhwsrv/kerneltest/e32test/misc/t_ramuse.cpp	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,144 @@
+// Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// e32test\misc\t_ramuse.cpp
+// 
+//
+
+#include <e32test.h>
+
+struct SThread
+	{
+	TUint iId;
+	HBufC* iFullName;
+	TInt iHandles;
+	};
+
+struct SProcess
+	{
+	TUint iId;
+	HBufC* iFullName;
+	TInt iHandles;
+	};
+
+LOCAL_D RTest test(_L("T_RAMUSE"));
+LOCAL_D RArray<SThread> Threads;
+LOCAL_D RArray<SProcess> Processes;
+
+LOCAL_C void GetProcessInfo()
+	{
+	TFindProcess fp(_L("*"));
+	TFullName fn;
+	while (fp.Next(fn)==KErrNone)
+		{
+		RProcess p;
+		TInt r=p.Open(fp);
+		if (r!=KErrNone)
+			continue;
+		SProcess pInfo;
+		TProcessId pid=p.Id();
+		pInfo.iId=*((TUint*)&pid);
+		pInfo.iFullName=fn.Alloc();
+		pInfo.iHandles=-1;
+		p.Close();
+		Processes.InsertInUnsignedKeyOrder(pInfo);
+		}
+	}
+
+LOCAL_C void GetThreadInfo()
+	{
+	TFindThread ft(_L("*"));
+	TFullName fn;
+	while (ft.Next(fn)==KErrNone)
+		{
+		RThread t;
+		TInt r=t.Open(ft);
+		if (r!=KErrNone)
+			continue;
+		SThread tInfo;
+		TThreadId tid=t.Id();
+		tInfo.iId=*((TUint*)&tid);
+		tInfo.iFullName=fn.Alloc();
+		TInt tHandles;
+		TInt pHandles;
+		t.HandleCount(pHandles,tHandles);
+		tInfo.iHandles=tHandles;
+		RProcess p;
+		r=t.Process(p);
+		if (r==KErrNone)
+			{
+			TProcessId pid=p.Id();
+			SProcess pInfo;
+			pInfo.iId=*((TUint*)&pid);
+			TInt i;
+			r=Processes.FindInUnsignedKeyOrder(pInfo,i);
+			if (r==KErrNone)
+				{
+				if (Processes[i].iHandles<0)
+					Processes[i].iHandles=pHandles;
+				}
+			p.Close();
+			}
+		t.Close();
+		Threads.InsertInUnsignedKeyOrder(tInfo);
+		}
+	}
+
+LOCAL_C void DisplayProcessInfo()
+	{
+	TInt n=Processes.Count();
+	TInt i;
+	test.Printf(_L("%d Processes:\n"),n);
+	for (i=0; i<n; i++)
+		{
+		test.Printf(_L("%S %d handles\n"),Processes[i].iFullName,Processes[i].iHandles);
+		test.Getch();
+		}
+	}
+
+LOCAL_C void DisplayThreadInfo()
+	{
+	TInt n=Threads.Count();
+	TInt i;
+	test.Printf(_L("%d Threads:\n"),n);
+	for (i=0; i<n; i++)
+		{
+		test.Printf(_L("%S %d handles\n"),Threads[i].iFullName,Threads[i].iHandles);
+		test.Getch();
+		}
+	}
+
+#ifdef __EPOC32__
+extern TUint32 KernelHeapUsed();
+#else
+TUint32 KernelHeapUsed()
+	{
+	return 0;
+	}
+#endif
+
+GLDEF_C TInt E32Main()
+	{
+	test.Title();
+	test.Start(_L("Checking kernel RAM use"));
+
+	test.Printf(_L("Total kernel heap used = %d bytes\n"),KernelHeapUsed());
+
+	GetProcessInfo();
+	GetThreadInfo();
+	DisplayProcessInfo();
+	DisplayThreadInfo();
+
+	test.End();
+	return 0;
+	}