On Fri, 24 Feb 2006, Emanuel Ziegler wrote:
So "No rout to host" means that the TCP package could not be sent (usually host down, broken routing table, network interface down, ...). But it's 'ping'able and even rsh works fine.
... or some packet filtering is enabled. Check with 'iptables -L -n' run as root. Open MPI and port-based blocking are not compatible, search the archives of either this list or the LAM/MPI users list for discussions.
BTW, /etc/hosts.allow says "ALL : ALL", so there should be no trouble. Do I have to modify /etc/securetty in order to allow orterun to access the machines or is the rsh/rlogin entry sufficient?
If running commands on remote nodes with rsh is already working (as you showed in the first message), there shouldn't be any additional settings needed.
-- Bogdan Costescu IWR - Interdisziplinaeres Zentrum fuer Wissenschaftliches Rechnen Universitaet Heidelberg, INF 368, D-69120 Heidelberg, GERMANY Telephone: +49 6221 54 8869, Telefax: +49 6221 54 8868 E-mail: bogdan.coste...@iwr.uni-heidelberg.de
