Please help me diagnose this crazy VMWare/FreeBSD 8.x crash
jgreco at ns.sol.net
Fri Mar 30 14:45:00 UTC 2012
> On Thu, 29 Mar 2012 19:27:31 -0500, Joe Greco <jgreco at ns.sol.net> wrote:
> > It also doesn't explain the experience here, where one VM basically
> > crapped out but only after a migration - and then stayed crapped out.
> > It would be interesting to hear about your datastore, how busy it is,
> > what technology, whether you're using thin, etc. I just have this real
> > strong feeling that it's some sort of corruption with the vmfs3 and thin
> > provisioned disk format, but it'd be interesting to know if that's
> > totally off-track.
> We've ruled out SAN, but we haven't ruled out VMFS. Even FreeBSD Guests on
> standalone ESXi servers with no SAN exhibit this crash.
> For the record, we only use thick provisioning and if it was corruption
> I'm not sure what layer the corruption could be at. The crashy servers
> show no abnormalities when I run either `freebsd-update IPS` or
> `pkg_libchk` to confirm checksums of all installed programs. Now the other
> data on there... it's not exactly verified, but our backups via rsnapshot
> seem to prove there is no issue there or we'd have lots of new files each
Crud, there goes part of my theory :-)
Have you migrated these hosts, or were they installed in-place and
fwiw the apparent integrity of things on the VM is consistent with
our experience too.
Joe Greco - sol.net Network Services - Milwaukee, WI - http://www.sol.net
"We call it the 'one bite at the apple' rule. Give me one chance [and] then I
won't contact you again." - Direct Marketing Ass'n position on e-mail spam(CNN)
With 24 million small businesses in the US alone, that's way too many apples.
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