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Re: Instability on amd64 -current



On Sun, 8 Jan 2012, Gary Duzan wrote:

> Any suggestions?

  This sounds rather similar to what I was seeing on my box. Chuq is
looking into the cause, but this patch is a workaround:

Index: sys/arch/amd64/include/types.h
===================================================================
RCS file: /usr2/netbsd-cvs/src/sys/arch/amd64/include/types.h,v
retrieving revision 1.40
diff -u -r1.40 types.h
--- sys/arch/amd64/include/types.h      4 Dec 2011 16:24:13 -0000       1.40
+++ sys/arch/amd64/include/types.h      8 Jan 2012 15:43:41 -0000
@@ -95,7 +95,7 @@
#define __HAVE_RAS

#include "opt_xen.h"
-#if defined(__x86_64__) && !defined(XEN)
+#if defined(__x86_64__) && !defined(XEN) && 0
#define __HAVE_DIRECT_MAP 1
#define __HAVE_MM_MD_DIRECT_MAPPED_IO
#define __HAVE_MM_MD_DIRECT_MAPPED_PHYS
===================================================================


This has definitely improved the situation immensely! Systems now have uptimes over 24 hours.


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