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Code Releases Activity

Improvements to huge memory

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This commit is contained in:
Peter Boyle
2017-09-04 10:41:21 -04:00
parent b331be9101
commit c05b2199f6
2 changed files with 11 additions and 6 deletions
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lib/communicator/Communicator_base.cc
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@ -157,6 +157,7 @@ void CartesianCommunicator::ShmInitGeneric(void){
perror("mmap failed ");
exit(EXIT_FAILURE);
}
if (!Hugepages ) madvise(ShmCommBuf,MAX_MPI_SHM_BYTES,MADV_HUGEPAGE);
#else
ShmBufStorageVector.resize(MAX_MPI_SHM_BYTES);
ShmCommBuf=(void *)&ShmBufStorageVector[0];