Physical address memory region (PA_MR) allows for managing physical memory used for posting Send and Receive requests. This can benefit the performance of applications that register large memory regions with random access.
Ibv_exp_reg_mr
IBV_EXP_ACCESS_PHYSICAL_ADDR
IBV_EXP_DEVICE_PHYSICAL_RANGE_MR
Warning
This feature is currently not supported by RDMA-Core.
For further information, please contact Support.