Category :: MpiHHybrid MPI + OpenMPGWDG HPC Documentation > Software Stacks > ParallelizationIIntel MPIGWDG HPC Documentation > Software Stacks > Parallelization > MPIINTEL-MPI version 19 slower than INTEL-MPI version 18GWDG HPC Documentation > Support > Known issues > issuesMMPIGWDG HPC Documentation > Software Stacks > ParallelizationMPI executable dies with error: "hfi_userinit: mmap of status page ..."GWDG HPC Documentation > Support > Known issues > issuesMPI Jobs with more than 40 (96) tasks per node failingGWDG HPC Documentation > Support > Known issues > issuesOOpenMPIGWDG HPC Documentation > Software Stacks > Parallelization > MPI