[Oscar-users] mpirun: Exec format error

[Scott Neugroschl]

Title: Message

Platform: RHEL 3 WS, x86, OSCAR 4.0

 

I'm beginning to experiment with MPI. and I can't get it to run successfully.

 

I built a program.  It compiles successfully with "mpic++ prog.cpp"

 

% cat lamhosts

beowulf

node1

node2

node3

node4

node5

node6

node7

node8

node9

 

% lamboot -v lamhosts

LAM 7.0.6/MPI 2 C++/ROMIO - Indiana University

 

n-1<3609> ssi:boot:base:linear: booting n0 (beowulf)
n-1<3609> ssi:boot:base:linear: booting n1 (node1)
n-1<3609> ssi:boot:base:linear: booting n2 (node2)
n-1<3609> ssi:boot:base:linear: booting n3 (node3)
n-1<3609> ssi:boot:base:linear: booting n4 (node4)
n-1<3609> ssi:boot:base:linear: booting n5 (node5)
n-1<3609> ssi:boot:base:linear: booting n6 (node6)
n-1<3609> ssi:boot:base:linear: booting n7 (node7)
n-1<3609> ssi:boot:base:linear: booting n8 (node8)
n-1<3609> ssi:boot:base:linear: booting n9 (node9)
n-1<3609> ssi:boot:base:linear: finished

% mpirun -v a.out

mpirun: cannot parse: Exec format error

 

% file a.out
a.out: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), for GNU/Linux 2.2.5, dynamically linked (uses shared libs), not stripped

 

 

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Scott Neugroschl

Staff Technologist

TechFinity, Inc.

[EMAIL PROTECTED]

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