Forgive me for chipping in here. There is definitely a momentum behind the ARM architecture in HPC. However it seems to me that there are a lot of architectures under the 'ARM' umbrella. Does anyone have a simplified guide to what they all mean?
On 30 May 2018 at 02:26, Gilles Gouaillardet <gil...@rist.or.jp> wrote: > Neil, > > > If that does not work, please compress and post your config.log > > > There used to be an issue with raspberry pi3 which is detected as an ARMv8 > processor but the raspbian compilers only generate > > ARMv6 compatible binaries. > > > If such an issue occurs, you might want to > > configure CFLAGS=-march=armv6 LDFLAGS=-march=armv6 > > > and try again > > > FWIW, I run openSuSE Leap for aarch64 (e.g. native ARMv8 processor) and > have no issue building/using Open MPI > > > > Cheers, > > Gilles > > > On 5/30/2018 9:03 AM, Jeff Squyres (jsquyres) wrote: > >> If your Linux distro does not have an Open MPI package readily available, >> you can build Open MPI from source for an RPi fairly easily. Something >> like this (not tested on an RPi / YMMV): >> >> wget https://download.open-mpi.org/release/open-mpi/v3.1/openmpi- >> 3.1.0.tar.bz2 >> tar xf openmpi-3.1.0.tar.bz2 >> cd openmpi-3.1.0 >> ./configure |& tee config.out >> make -j |& tee make.out >> sudo make install |& tee install.out >> >> This will download, configure, build, and install Open MPI into the >> /usr/local tree. >> >> You can optionally specify a prefix to have it install elsewhere, e.g.: >> >> ./configure --prefix=/path/to/where/you/want/it/to/install |& tee >> config.out >> >> Then do the make/sudo make again. >> >> >> On May 29, 2018, at 6:43 PM, Neil k8it <k...@cac.net> wrote: >>> >>> I am starting to build a Raspberry pi cluster with MPI and I want to >>> use the latest Raspian Streach Lite version from the raspberrypi.org >>> website. After a lot of trials of watching youtubes on how to do this, I >>> have found that the new version of Raspian Streach LITE is not compatible . >>> I am looking for details instructions on how to install MPIwith this latest >>> version of Raspian Streach Lite. I am using the newset hardware,RPI 3 B+ >>> which requires this OS to use the features on the -new chipset >>> Thanks >>> Neil >>> _______________________________________________ >>> users mailing list >>> users@lists.open-mpi.org >>> https://lists.open-mpi.org/mailman/listinfo/users >>> >> >> > _______________________________________________ > users mailing list > users@lists.open-mpi.org > https://lists.open-mpi.org/mailman/listinfo/users >
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