Communication operations

Lists the communication operations that are available for an RDMA device.

Send and send with immediate operation
The send operation sends data to the receive queue of a remote Queue Pair (QP).
Receive operation
The receive operation is the corresponding operation to a send operation.
RDMA read operation
The RDMA read operation reads a memory region from the remote host.
Atomic operation
Atomic operation is not supported by the Remote Direct Memory Access (RDMA) hardware available for the AIX® operating system.
RDMA write or RDMA write with immediate operation
The RDMA write operation is similar to the RDMA read operation, but the data is written to the remote host.

Parent topic: Concepts for OFED