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sc::MTMPIMemoryGrp - This MemoryGrp class requires a MT-safe MPI implementation.

Author

       Generated automatically by Doxygen for MPQC from the source code.

Version 2.3.1                                    Sun Oct 4 2020                            sc::MTMPIMemoryGrp(3)

Constructor & Destructor Documentation

sc::MTMPIMemoryGrp::MTMPIMemoryGrp(constRef<MessageGrp>&msg,constRef<ThreadGrp>&th,MPI_Commcomm=MPI_COMM_WORLD)
       Construct a MTMPIMemoryGrp given a MessageGrp, ThreadGrp, and an MPI communicator. The communicator can
       be a subset of MPI_COMM_WORLD, in which case, the MessageGrp must refer to the same subset.

   sc::MTMPIMemoryGrp::MTMPIMemoryGrp(constRef<KeyVal>&)
       Construct a MTMPIMemoryGrp given a KeyVal input object. A fully thread safe MPI is needed
       (MPI_THREAD_MULTIPLE).

Detailed Description

       This MemoryGrp class requires a MT-safe MPI implementation.

       The default MessageGrp must be a MPIMessageGrp. MPI must be safe with respect to the default ThreadGrp.
       Alternately, a MessageGrp and a ThreadGrp can be passed to the constructor.

Member Function Documentation

voidsc::MTMPIMemoryGrp::sync()[virtual]
       Synchronizes all the nodes. This is useful after remote memory writes to be certain that all of the
       writes have completed and the data can be accessed locally, for example.

       Reimplemented from sc::MsgMemoryGrp.

Name

       sc::MTMPIMemoryGrp - This MemoryGrp class requires a MT-safe MPI implementation.

Synopsis

       #include <memmtmpi.h>

       Inherits sc::ActiveMsgMemoryGrp.

   PublicMemberFunctionsMTMPIMemoryGrp (const Ref< MessageGrp > &msg, const Ref< ThreadGrp > &th, MPI_Comm comm=MPI_COMM_WORLD)
           Construct a MTMPIMemoryGrp given a MessageGrp, ThreadGrp, and an MPI communicator.
       MTMPIMemoryGrp (const Ref< KeyVal > &)
           Construct a MTMPIMemoryGrp given a KeyVal input object.
       void activate ()
           Activate is called before the memory is to be used.
       void deactivate ()
           Deactivate is called after the memory has been used.
       void sync ()
           Synchronizes all the nodes.

   Friends
       class MTMPIThreadAdditionalInheritedMembers

See Also