SMP forcing crash/reboot in 4.9-STABLE

[José Viana (Sapo)]

Thanks for your help.

I'm not using 4.9, so i suppose it's not related :/

And I hadn't have problems for month's and always with the same FreeBSD
branch (4.8 p14).

----- Original Message ----- 
From: "Adam Maloney" <adam at whee.org>
To: <guy at device.dyndns.org>
Cc: <freebsd-stable at freebsd.org>
Sent: Thursday, December 18, 2003 5:20 PM
Subject: Re: SMP forcing crash/reboot in 4.9-STABLE


> Try searching groups.google.com for "freebsd smp 4.9" - I saw a couple of
> threads about the problem when it hangs at that exact point, when I was
> searching on my issue.  But they still may be related.
>
> ----- Original Message ----- 
> From: <guy at device.dyndns.org>
> To: "Adam Maloney" <adam at whee.org>
> Cc: <freebsd-stable at freebsd.org>
> Sent: Thursday, December 18, 2003 9:24 AM
> Subject: RE: SMP forcing crash/reboot in 4.9-STABLE
>
>
> > On 18-Dec-2003 Adam Maloney wrote:
> > > We have a 4-way P3/500 Xeon system running FreeBSD.  We had been
running
> > > 4.8-STABLE for a number of months with SMP enabled and no issues.
> Around
> > > 25-November we moved to 4.9-STABLE.  The system ran without SMP
enabled
> > > until Tuesday, when we enabled SMP and APIC_IO, rebuilt the kernel,
and
> > > rebooted.  Then about every 30 minutes the system would reboot.  We
> moved
> > > back to single-processor (using the source updated on 25-Nov) and it
has
> > > worked since.
> > >
> > > So we synced source last night and tried enabling SMP again this
> morning.
> > > We are still seeing the same problem.  We have switched back to a
> non-SMP
> > > kernel (from last night's sync) and are running fine.
> > >
> > > Has anyone else seen this?  Any ideas where to look?  There is nothing
> in
> > > messages or dmesg about the crash, and I haven't been able to catch it
> at
> > > the console to see if there's a message there.
> >
> > This may be related to my problem, though the symptom is different.
> >
> > Since the same time (around the end of november) i tried many times to
> > build a SMP-enabled 4.9-STABLE kernel for my bi-athlon machine. It
always
> > hangs (no error msg, total iresponsiveness) at the end of the kernel
boot
> > (just before mounting filesystems).
> >
> > I then reverted my cvs tree to use -RELEASE, and all is fine.
> >
> > I did not yet try a non-SMP kernel. I'll do that asap.
> >
> > --
> >         Guy
> >
>
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