I could never get OpenMPI < 2.x to build on a Pi 2. I ended up using the binary
from the repos. Pi 3 is a different matter - I got that to build after a little
experimentation :)
Jeff
On Wednesday, September 27, 2017 8:03 AM, Nathan Hjelm <hje...@me.com>
wrote:
Open MPI does not officially support ARM in the v2.1 series. Can you download
a nightly tarball from https://www.open-mpi.org/nightly/master/ and see if it
works for you?
-Nathan
> On Sep 26, 2017, at 7:32 PM, Faraz Hussain <i...@feacluster.com> wrote:
>
> I am receiving the make errors below on my pi 2:
>
> pi@pi001:~/openmpi-2.1.1 $ uname -a
> Linux pi001 4.9.35-v7+ #1014 SMP Fri Jun 30 14:47:43 BST 2017 armv7l GNU/Linux
>
> pi@pi001:~/openmpi-2.1.1 $ make -j 4
> .
> .
> .
> .
> make[2]: Entering directory '/home/pi/openmpi-2.1.1/opal/asm'
> CPPAS atomic-asm.lo
> atomic-asm.S: Assembler messages:
> atomic-asm.S:7: Error: selected processor does not support ARM mode `dmb'
> atomic-asm.S:15: Error: selected processor does not support ARM mode `dmb'
> atomic-asm.S:23: Error: selected processor does not support ARM mode `dmb'
> atomic-asm.S:55: Error: selected processor does not support ARM mode `dmb'
> atomic-asm.S:70: Error: selected processor does not support ARM mode `dmb'
> atomic-asm.S:86: Error: selected processor does not support ARM mode `ldrexd
> r4,r5,[r0]'
> atomic-asm.S:91: Error: selected processor does not support ARM mode `strexd
> r1,r6,r7,[r0]'
> atomic-asm.S:107: Error: selected processor does not support ARM mode `ldrexd
> r4,r5,[r0]'
> atomic-asm.S:112: Error: selected processor does not support ARM mode `strexd
> r1,r6,r7,[r0]'
> atomic-asm.S:115: Error: selected processor does not support ARM mode `dmb'
> atomic-asm.S:130: Error: selected processor does not support ARM mode `ldrexd
> r4,r5,[r0]'
> atomic-asm.S:135: Error: selected processor does not support ARM mode `dmb'
> atomic-asm.S:136: Error: selected processor does not support ARM mode `strexd
> r1,r6,r7,[r0]'
> Makefile:1743: recipe for target 'atomic-asm.lo' failed
> make[2]: *** [atomic-asm.lo] Error 1
> make[2]: Leaving directory '/home/pi/openmpi-2.1.1/opal/asm'
> Makefile:2307: recipe for target 'all-recursive' failed
> make[1]: *** [all-recursive] Error 1
> make[1]: Leaving directory '/home/pi/openmpi-2.1.1/opal'
> Makefile:1806: recipe for target 'all-recursive' failed
> make: *** [all-recursive] Error 1
>
>
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