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Re: Instability on amd64 -current
In Message <Pine.NEB.4.64.1201080725190.25597%screamer.whooppee.com@localhost>,
Paul Goyette <paul%whooppee.com@localhost>wrote:
=>I've updated a couple of my systems to -current built from sources
=>checked out on 2012-01-07 at 01:47:13 ...
=>The systems are quite unstable, with random "hangs" occurring, usually
=>when the system is under a bit of a load (such as while running the
=>/etc/daily job). When the system hangs, the console monitor is totally
=>black (there is, however, still a valid video output, since the monitor
=>is able to acheive sync).
=>On one system, X was running, although I had switched the wsconsole to
=>the console display with Ctrl/Alt/F1. On another system, no X was
=>running. The instability occurs both with my own custom kernel and with
=>On the non-X system, the most recent hang was especially interesting!
=>When I manually reset the machine, the BIOS could not find the boot
=>device wd0. I actually had to remove mains power from the machine and
=>then re-boot before it saw the hard drive!
This sounds rather similar to what I was seeing on my box. Chuq is
looking into the cause, but this patch is a workaround:
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 @@
-#if defined(__x86_64__) && !defined(XEN)
+#if defined(__x86_64__) && !defined(XEN) && 0
#define __HAVE_DIRECT_MAP 1
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