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Re: Is amd64 ready for the desktop?

On Sun, 23 Mar 2008 03:11:30 -0400
"Blair Sadewitz" <blair.sadewitz%gmail.com@localhost> wrote:

> On 3/21/08, D'Arcy J.M. Cain <darcy%netbsd.org@localhost> wrote:
> > In fact, I do have one problem which does seem to be system related.
> > Every once in a while the system just freezes solid. I can't even
> > get the num lock or caps lock lights to change. All I can do is
> > reboot. Since it is not an actual panic I don't even get a core
> > file to investigate. I don't know if it is amd64 specific though as
> > I have recently started serving home directories to my wife's
> > computer so it may be related to NFS.
> I am experiencing something which sounds a lot like this:  If I run
> make (or gmake) with -j n where n>2, within ~10 minutes or less, the
> system will hang as you've described.  Just wondering:  are you using
> SCHED_M2?  I'm trying to narrow down what might be involved, since--as
> you've pointed out--I cannot load ddb.  If someone has any insight
> into what's going on, I'd be happy to provide more information, run
> test code/patches, etc.
I'm running the default scheduler, on 4.99.54 from a few weeks ago.  I
just build an entire system with '-j 3' and no problems.

                --Steve Bellovin, http://www.cs.columbia.edu/~smb

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