On Jan 21, 2005, at 5:01 PM, Lily Li wrote:
> We have a small linux cluster running Redhat 9. The front end node
> can be reached from outside world, but the rest of the nodes on the
> cluster can only be accessed through the front end node. We use
> LAM/MPI 7.0 with ssi tcp. Can we use lam with this kind of
> configuration ?
Absolutely. As long as all nodes that will be used in the LAM universe
can communicate directly with each other, everything should be fine.
> The lamboot command will fail with the following messages, please
> notice the error message in Red color, it gives a nonsense IP addres:
It looks like you are using LAM/MPI 7.0; I believe that there was a bug
in the help message in this version. Any chance that you can upgrade
to the latest (7.1.1)?
> [snipped]
> hboot: fork /cm/production/r3.00/ap/local/lam-7/LINUXM/bin/lamd
> [1] 23750 lamd -x -H 192.168.1.1 -P 54122 -n 1 -o 0 -d
> n0<27570> ssi:boot:rsh: successfully launched on n1 (liv1)
> n0<27570> ssi:boot:base:server: expecting connection from finite list
> n0<27570> ssi:boot:base:server: got connection from 223.213.12.64
> -----------------------------------------------------------------------
> ---
> The lamboot agent timed out while waiting for the newly-booted process
> to call back and indicated that it had successfully booted.
Have you verified all the conditions listed in the help message (e.g.,
no network filters between your hosts, etc.)?
--
{+} Jeff Squyres
{+} jsquyres_at_[hidden]
{+} http://www.lam-mpi.org/
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