dftfe::utils::mpi Namespace Reference

Classes
class	MPICommunicatorP2P
class	MPIPatternP2P
	A class template to store the communication pattern (i.e., which entries/nodes to receive from which processor and which entries/nodes to send to which processor). More...
class	MPIRequestersBase
class	MPIRequestersNBX

Enumerations
enum class	communicationProtocol { mpiHost , mpiDevice , nccl }
enum class	communicationPrecision { single , full }
enum class	MPITags : std::uint16_t {   DUMMY_MPI_TAG = 100 , MPI_REQUESTERS_NBX_TAG , MPI_P2P_PATTERN_TAG , MPI_P2P_COMMUNICATOR_SCATTER_TAG ,   MPI_P2P_COMMUNICATOR_GATHER_TAG = MPI_P2P_COMMUNICATOR_SCATTER_TAG + 200 }

Enumeration Type Documentation

communicationPrecision

enum class dftfe::utils::mpi::communicationPrecision

strong

Enumerator
single
full

communicationProtocol

enum class dftfe::utils::mpi::communicationProtocol

strong

Enumerator
mpiHost
mpiDevice
nccl

MPITags

enum class dftfe::utils::mpi::MPITags : std::uint16_t

strong

Enumerator
DUMMY_MPI_TAG
MPI_REQUESTERS_NBX_TAG
MPI_P2P_PATTERN_TAG
MPI_P2P_COMMUNICATOR_SCATTER_TAG
MPI_P2P_COMMUNICATOR_GATHER_TAG