Global functions and variables for working with parallel streams, but principally for mpi. More...

Functions
void	checkCommunicator (const label comm, const label toProcNo)

Variables
DynamicList< MPI_Request >	outstandingRequests_
	Outstanding non-blocking operations. More...

DynamicList< label >	freedRequests_

int	nTags_ = 0
	Max outstanding message tag operations. More...

DynamicList< int >	freedTags_
	Free'd message tags. More...

DynamicList< MPI_Comm >	MPICommunicators_

DynamicList< MPI_Group >	MPIGroups_

Detailed Description

Global functions and variables for working with parallel streams, but principally for mpi.

Source files

Function Documentation

◆ checkCommunicator()

void checkCommunicator	(	const label	comm,
		const label	toProcNo
	)

Definition at line 44 of file PstreamGlobals.C.

References Foam::abort(), Foam::FatalError, FatalErrorInFunction, MPICommunicators_, and Foam::nl.

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Variable Documentation

◆ outstandingRequests_

Foam::DynamicList< MPI_Request > outstandingRequests_

Outstanding non-blocking operations.

Definition at line 32 of file PstreamGlobals.C.

Referenced by Foam::iallReduce().

◆ freedRequests_

Foam::DynamicList< Foam::label > freedRequests_

Definition at line 33 of file PstreamGlobals.C.

Referenced by Foam::iallReduce().

◆ nTags_

int nTags_ = 0

Max outstanding message tag operations.

Definition at line 35 of file PstreamGlobals.C.

Referenced by UPstream::allocateTag().

◆ freedTags_

Foam::DynamicList< int > freedTags_

Free'd message tags.

Definition at line 37 of file PstreamGlobals.C.

Referenced by UPstream::allocateTag(), and UPstream::freeTag().

◆ MPICommunicators_

Foam::DynamicList< MPI_Comm > MPICommunicators_

Definition at line 39 of file PstreamGlobals.C.

Referenced by Foam::allReduce(), UPstream::allToAll(), checkCommunicator(), and Foam::iallReduce().

◆ MPIGroups_

Foam::DynamicList< MPI_Group > MPIGroups_

Definition at line 40 of file PstreamGlobals.C.

Functions

Variables