Yes the request to torque was procs=64, We are using cpusets.
the mpirun without -np 64 creates 64 spawned hostnames. Brock Palen www.umich.edu/~brockp CAEN Advanced Computing XSEDE Campus Champion bro...@umich.edu (734)936-1985 On Sep 23, 2014, at 3:02 PM, Ralph Castain <r...@open-mpi.org> wrote: > FWIW: that warning has been removed from the upcoming 1.8.3 release > > > On Sep 23, 2014, at 11:45 AM, Reuti <re...@staff.uni-marburg.de> wrote: > >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> Am 23.09.2014 um 19:53 schrieb Brock Palen: >> >>> I found a fun head scratcher, with openmpi 1.8.2 with torque 5 built with >>> TM support, on hereto core layouts I get the fun thing: >>> mpirun -report-bindings hostname <-------- Works >> >> And you get 64 lines of output? >> >> >>> mpirun -report-bindings -np 64 hostname <--------- Wat? >>> -------------------------------------------------------------------------- >>> A request was made to bind to that would result in binding more >>> processes than cpus on a resource: >>> >>> Bind to: CORE >>> Node: nyx5518 >>> #processes: 2 >>> #cpus: 1 >>> >>> You can override this protection by adding the "overload-allowed" >>> option to your binding directive. >>> -------------------------------------------------------------------------- >> >> How many cores are physically installed on this machine - two as mentioned >> above? >> >> - -- Reuti >> >> >>> I ran with --oversubscribed and got the expected host list, which matched >>> $PBS_NODEFILE and was 64 entires long: >>> >>> mpirun -overload-allowed -report-bindings -np 64 --oversubscribe hostname >>> >>> What did I do wrong? I'm stumped why one works one doesn't but the one >>> that doesn't if your force it appears correct. >>> >>> >>> Brock Palen >>> www.umich.edu/~brockp >>> CAEN Advanced Computing >>> XSEDE Campus Champion >>> bro...@umich.edu >>> (734)936-1985 >>> >>> >>> >>> _______________________________________________ >>> users mailing list >>> us...@open-mpi.org >>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users >>> Link to this post: >>> http://www.open-mpi.org/community/lists/users/2014/09/25375.php >> >> -----BEGIN PGP SIGNATURE----- >> Version: GnuPG/MacGPG2 v2.0.20 (Darwin) >> Comment: GPGTools - http://gpgtools.org >> >> iEYEARECAAYFAlQhv7IACgkQo/GbGkBRnRr3HgCgjZoD9l9a+WThl5CDaGF1jawx >> PWIAmwWnZwQdytNgAJgbir6V7yCyBt5D >> =NG0H >> -----END PGP SIGNATURE----- >> _______________________________________________ >> users mailing list >> us...@open-mpi.org >> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users >> Link to this post: >> http://www.open-mpi.org/community/lists/users/2014/09/25376.php > > _______________________________________________ > users mailing list > us...@open-mpi.org > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users > Link to this post: > http://www.open-mpi.org/community/lists/users/2014/09/25378.php
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