On Mon, Aug 04, 2008 at 02:43:06PM +0000, Hendrik Boom wrote: > On Mon, 04 Aug 2008 14:41:04 +1000, Alex Samad wrote: > > > On Mon, Aug 04, 2008 at 02:27:01AM +0000, Hendrik Boom wrote: > >> On Sun, 03 Aug 2008 22:15:25 -0400, Andrew Reid wrote: > >> > >> > > [snip] > > > >> /usr 172.25.1.4(rw,sync,no_root_squash,map_identity) > > > > what about map_identity ? you using nis/ldap ? > > Not that I'm aware of. Not unless Debian introduced it without telling > me. They don't sound like services I could be using without being aware > of it, but ... is there an easy way of telling whether they are operating? just a guess, I was presuming that mapping looks at names not numbers, if that is the case then a lookup needs to be done.
>
> Incidentally, while the NFS outage happened, I set up shadow (the NFS
> client above) to serve one of its partitions to another machine on the
> net, and that worked, so it looks as if the problem was specific to april
> as NFS server (or shadow as NFS client). Now what's different about
> april is:
> It's an AMD64 running in 64-bit mode.
> It is running etch/stable. All the others are running lenny.
> The partition being shared out is an LLVM partition on RAID1.
> Is it conceivable that the kernel NFS server in etch fails to start up
> without DNS being available to interpret the configuration file, even if
> no domain names appear in it?
>
> If there's any chance of it, I might be able to reproduce the situation
> that obtained on Saturday on by shutting off the DSL modem and serving
> NFS from another machine that's dual-boot etch and lenny. It that works
> (i.e.failes properly) it will probably be an etch-specific problem, and
> the looming upgrade of our server to lenny will fix the problem.
maybe if you can, either turn on dns logging or run tcpdump -pni
<interface> --port 53 -c 100 (this will capture the first 100 dns
enquiries and see what it is trying to resolve
how does you /etc/hosts.allow look
>
> -- hendrik
>
>
>
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