Spontaneous reboots on Intel i5 and FreeBSD 9.0

[Chris Rees]

On 25 Jan 2013 10:27, "Marin Atanasov Nikolov" <dnaeon at gmail.com> wrote:
>
> On Fri, Jan 25, 2013 at 12:12 PM, Bob Bishop <rb at gid.co.uk> wrote:
>
> > Hi,
> >
> > On 25 Jan 2013, at 09:29, Marin Atanasov Nikolov wrote:
> >
> > > Hello again :)
> > >
> > > Here's my update on these spontaneous reboots after less than a week
> > since
> > > I've updated to stable/9.
> > >
> > > First two days the system was running fine with no reboots happening,
so
> > I
> > > though that this update actually fixed it, but I was wrong.
> > >
> > > The reboots are still happening and still no clear evidence of the
root
> > > cause. What I did so far:
> > >
> > > * Ran disks tests -- looking good
> > > * Ran memtest -- looking good
> > > * Replaced power cables
> > > * Ran UPS tests -- looking good
> > > * Checked for any bad capacitors -- none found
> > > * Removed all ZFS snapshots
> > >
> > > There is also one more machine connected to the same UPS, so if it
was a
> > > UPS issue I'd expect that the other one reboots too, but that's not
the
> > > case.
> > >
> > > Now that I've excluded the hardware part of this problem
> >
> > Have you done anything to rule out the machine's power supply?
> >
> >
>
> Hi,
>
> Yes, it's a brand new one.
>
> Regards,
> Marin
>
>
>
> > > I started looking
> > > again into the software side, and this time in particular -- ZFS.
> > >
> > > I'm running FreeBSD 9.1-STABLE #1 r245686 on a Intel i5 with 8Gb of
> > memory.

I used to get daily(ish) lockups with my server.

I guess the drives are mirrored?  Try yanking one for a bit (leave the
computer on) and try it in another computer.

I tried that, and only one of them failed, proving a bad drive.  Seagate
replaced it.

This was 2TB, 16G RAM.

Chris