This has shown to be more effective in achieving overlap
of inter- and intra-node communication and reduces the inital
delay before hitting the network.
Signed-off-by: Joseph Schuchart <schuchart@icl.utk.edu>
(cherry picked from commit 1cdc85564ed6c771f301c63d6bc6d8c1c8cf4a4c)
2acf40cc5b