My apologies - the problem is that you list the option _after_ your executable name, and so we think it is an argument for your executable. You need to list the option _before_ your executable on the cmd line
> On Nov 4, 2016, at 4:44 AM, Mahesh Nanavalla <mahesh.nanavalla...@gmail.com> > wrote: > > Thanks for reply, > > But,with space also not running on one process one each node > > root@OpenWrt:~# /usr/bin/mpirun --allow-run-as-root -np 3 --hostfile > myhostfile /usr/bin/openmpiWiFiBulb --map-by node > > And > > If use like this it,s working fine(running one process on each node) > /root@OpenWrt:~#/usr/bin/mpirun --allow-run-as-root -np 3 --host > root@10.74.25.1 <mailto:root@10.74.25.1>,root@10.74.46.1 > <mailto:root@10.74.46.1>,root@10.73.145.1 <mailto:root@10.73.145.1> > /usr/bin/openmpiWiFiBulb > > But,i want use hostfile only.. > kindly help me..... > > > On Fri, Nov 4, 2016 at 5:00 PM, r...@open-mpi.org <mailto:r...@open-mpi.org> > <r...@open-mpi.org <mailto:r...@open-mpi.org>> wrote: > you mistyped the option - it is “--map-by node”. Note the space between “by” > and “node” - you had typed it with a “-“ instead of a “space” > > >> On Nov 4, 2016, at 4:28 AM, Mahesh Nanavalla <mahesh.nanavalla...@gmail.com >> <mailto:mahesh.nanavalla...@gmail.com>> wrote: >> >> Hi all, >> >> I am using openmpi-1.10.3,using quad core processor(node). >> >> I am running 3 processes on three nodes(provided by hostfile) each node >> process is limited by --map-by-node as below >> >> root@OpenWrt:~# /usr/bin/mpirun --allow-run-as-root -np 3 --hostfile >> myhostfile /usr/bin/openmpiWiFiBulb --map-by-node >> >> root@OpenWrt:~# cat myhostfile >> root@10.73.145.1:1 <http://root@10.73.145.1:1/> >> root@10.74.25.1:1 <http://root@10.74.25.1:1/> >> root@10.74.46.1:1 <http://root@10.74.46.1:1/> >> >> >> Problem is 3 process running on one node.it <http://node.it/>'s not mapping >> one process by node. >> >> is there any library used to run like above.if yes please tell me that . >> >> Kindly help me where am doing wrong... >> >> Thanks&Regards, >> Mahesh N >> >> _______________________________________________ >> users mailing list >> users@lists.open-mpi.org <mailto:users@lists.open-mpi.org> >> https://rfd.newmexicoconsortium.org/mailman/listinfo/users >> <https://rfd.newmexicoconsortium.org/mailman/listinfo/users> > > _______________________________________________ > users mailing list > users@lists.open-mpi.org <mailto:users@lists.open-mpi.org> > https://rfd.newmexicoconsortium.org/mailman/listinfo/users > <https://rfd.newmexicoconsortium.org/mailman/listinfo/users> > > _______________________________________________ > users mailing list > users@lists.open-mpi.org > https://rfd.newmexicoconsortium.org/mailman/listinfo/users
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