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Re: Strange system behavior
On Sep 20, 2010, at 6:16 31PM, Perry E. Metzger wrote:
> On Mon, 20 Sep 2010 13:21:24 -0700 (PDT) Paul Goyette
> <paul%whooppee.com@localhost> wrote:
>> (Resending without most of the original attachments, since that
>> seems to have exceeded a message-size limit!)
>> I have a new machine in my farm, and it is exhibiting some very
>> strange behavior.
>> Essentially, this machine does nothing more than 'build.sh release"
>> several times daily for port-amd64. (See  for test results!)
>> About half of the time, the build fails due to some host utility
>> receiving a "segmentation fault", and almost always it fails on the
>> exact same command and at the exact same place in the build! But
>> re-running the failed command interactively succeeds without any
> I'm betting you have bad memory. Try running memtest86 for a couple
> of days on the box and see what happens.
Yes -- segfault in gcc is almost as good as memtest at detecting memory errors.
--Steve Bellovin, http://www.cs.columbia.edu/~smb
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