[Beowulf] gethostbyname?

Ryan Sweet rsweet at aoes.nl
Tue Sep 20 12:53:13 EDT 2005


On Thu, 15 Sep 2005, Henderson, T Todd @ IS wrote:

> Hello all!
>
>
>
> I've set up a new cluster using FC 4 and am trying to get an app to run, it
> is mpich based.  However, when I try to run it I get:
>
>
>
> p0_13866:  p4_error: Could not gethostbyname for host aerowulf2; may be
> invalid name
>
> : 61

It will be difficult to give you a full answer without more details, but at 
least try this:

Check your default search domain (resolve.conf) and your nsswitch.conf.

Are you using DNS or hosts?  If hosts, make sure you list the fqdn first, the 
short name second.

regards,
-ryan

>
>
>
> I have done an internet search and everything points back to the hosts file,
> etc.  However, I can do ping, rsh, nslookup, etc using aerowulf2 and they
> all work.  This code works fine on an older cluster running RH8.
>
>
>
> Any suggestions would be greatly appreciated.
>
>
>
> Thanks,
>
> Todd Henderson
>
>
>
>

-- 
Ryan Sweet             <ryan.sweet at aoes.com>
Advanced Operations and Engineering Services
AOES Group BV            http://www.aoes.com
Phone +31(0)71 5795521  Fax +31(0)71572 1277
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