[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]
Re: Freezing Dom0
On Mon, Aug 08, 2011 at 07:31:08AM +0200, Torsten Harenberg wrote:
> Dear all,
> sorry this is maybe a trivial question.
> I run around 10 servers running NetBSD 5 (RELEASE) as Dom0 and running CentOS
> and NetBSD DomUs on top of that. This runs very very stable since month.
> I have one Dom0 machine which freezes every about 2 weeks without anything
> written to the kernel log. The machine ran VMware before, so I would nearly
> exclude hardware related problems (of course one can never be sure).
> I upgraded this machine to -current already (just in case this is something
> which has already been fixed).
> The only difference to the other machines is: it runs only one CentOS DomU
> and this machine uses much more network resources (it has a Lustre file
> system mounted which is heavily used).
> I already increased the NMBCLUSTERS on the Dom0, as the kernel complained
> So what would be your advice to track down the reason for the freeze? Freeze
> here means that the machine is completely unresponsive, the console is locked
> and the network is not even ping-able.
try to enter ddb and look with ps and trace what the system could
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
NetBSD: 26 ans d'experience feront toujours la difference
Main Index |
Thread Index |