Running with OpenMPI 1.4.3 on an SGI Altix cluster with 4096 cores, I got
this error message, right at startup :
mca_oob_tcp_peer_recv_connect_ack: received unexpected process
and the whole job is going to spin for an undefined period, without
What could be the culprit please ?
Is there a workaround ?
Which parameter is to be tuned ?
Thanks in advance for any help, Best, G.