Re: [OMPI users] MPI_Comm_get_attr fails for sub-communicators created by MPI_Comm_split

2018-07-08 Thread George Bosilca
Yes, this is the behavior defined by the MPI standard. More precisely, section 8.1.2 of the MPI 3.1 standard clearly states that the predefined attributes only exists for MPI_COMM_WORLD. George. On Sun, Jul 8, 2018 at 1:55 AM Weiqun Zhang wrote: > Hi, > > It appears that MPI_Comm_get_attr f

Re: [OMPI users] Fw: Open MPI not building

2018-07-08 Thread Gilles Gouaillardet
Henry, By any change, did you manually edit 'configure' and remove that line PACKAGE_VERSION=3.1.0 or even replace it with PACKAGE_VERSION= would you mind running md5sum configure and post the output ? note you did not configure --prefix=/.../, Open MPI will be installed in /usr/lo