The mpi tag has no wiki summary.
2
votes
0answers
40 views
mpd daemon prematurely ending jobs
I am a little out of my depth here so bear with me. I am trying to configure mpirun and mpiexec to run software called Materials Studio on a 1 node, 2 processor, 12 core cluster. The submission scheme ...
0
votes
1answer
157 views
Execute John the Ripper on multiple processors using mpirun
I am a linux noob trying to optimize John the Ripper for a security class. I am trying to use both processors to run John by using the mpirun program as suggested in this tutorial. I installed mpirun, ...
3
votes
1answer
114 views
mpirun with ssh and X11
At present we're trying to write a program which uses mpirun to launch multiple X11 clients. If the programs are text-only, then using the following command, we can run proceses on a list of ...
1
vote
0answers
157 views
MPI mpdboot error
I have a problem with mpi in a 3-box cluster with machines named head, node1 and node2 respectively. I install a newer version on node2 and the problems arises. When I include only head and node2 in ...
4
votes
2answers
234 views
`mpirun -np N`: what if `N` is larger than my physical cores?
Say I have a 4-core workstation, what would Linux (Ubuntu) do if I execute
mpirun -np 9 XXX
Will 9 run immediately together, or they will run 4 after 4?
I suppose that using 9 is not good, because ...
2
votes
1answer
700 views
How to run Abinit via MPI?
I'm trying to run Abinit in parallel, since in sequential mode it takes too much time. I have followed all steps in the abinit tutorials to run it in parallel, and they say to use OpenMPI, but I ...
4
votes
1answer
373 views
mpirun fails to recognize program in $PATH
Somehow mpirun fails to acknowledge my $PATH. The program PyroDist, that I have in $PATH, works:
$ PyroDist
Can't find asked option -in
PyroDist - pairwise distance matrix from flowgrams
-in ...
2
votes
1answer
1k views
Why does 'make' complain about a missing rule when I try to build a program from source?
I am a Linux novice, and I am attempting to compile scientific software called DL_POLY_Classic. I downloaded the zip file dl_class_1.6.tar.gz and unzipped it using the command tar xvzf ...
4
votes
2answers
293 views
Run mpirun and ssh-add remotely on the same session
I am developing a program that is running on multiple machines using MPI.
I have machines on Amazon EC2 where I can start mpirun from one of them (the master).
Everything works as I expect if I ssh ...
