[mpich-discuss] Problem using MPICH 3.2 compiled with --with-device=ch3:sock

Halim Amer aamer at anl.gov
Thu Jan 12 14:54:41 CST 2017


Can you be more specific about "does not work"?
If you are seeing error messages please forward them here. Also we need 
to know what your program does. A toy program that reproduces the 
problem would be very helpful.

Halim
www.mcs.anl.gov/~aamer

On 12/21/16 4:24 AM, Anatoly G wrote:
> Dear MPICH,
>
> I downloaded a MPICH 3.2 package.
>
> When I configure it using:
> /./configure --prefix=/space/mpich3.2 --enable-error-checking=runtime
> --enable-g=dbg CFLAGS=-fPIC CXXFLAGS=-fPIC FFLAGS=-fpic
> --enable-totalview --enable-static --disable-f77 --disable-fc
> --enable-shared=no --disable-fortran/
> /
> /
> My test program (simple send/receive) works fine on single & multiple
> computers. But each process activates "busy wait on each receive".
>
> I'd like to get program without busy wait.
>
> Than, I configured MPICH 3.2 with following:
> /./configure
> --prefix=/space/mpich3.2_no_busy_wait --enable-error-checking=runtime
> --enable-g=dbg CFLAGS=-fPIC CXXFLAGS=-fPIC FFLAGS=-fpic
> --enable-totalview --enable-static --disable-f77 --disable-fc
> --enable-shared=no --disable-fortran *--with-device=ch3:sock*
> /
> *
> *
> After build my test program with this mpi, my test works fine on single
> computer two processes, but doesn't work on two computers (process per
> computer) with same configuration.
>
> Can you please advice?
>
> Thank you,
> Anatoly.
>
>
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