IBV_RC_PINGPONG(1) USER COMMANDS IBV_RC_PINGPONG(1)
ibv_rc_pingpong - simple InfiniBand RC transport test
ibv_rc_pingpong [-p port] [-d device] [-i ib port] [-s size] [-m size] [-r rx depth] [-n iters] [-l sl] [-e] [-g gid index] [-o] [-P] [-t] [-j] [-N] HOSTNAME ibv_rc_pingpong [-p port] [-d device] [-i ib port] [-s size] [-m size] [-r rx depth] [-n iters] [-l sl] [-e] [-g gid index] [-o] [-P] [-t] [-j] [-N]
Run a simple ping-pong test over InfiniBand via the reliable connected (RC) transport.
-p, --port=PORT use TCP port PORT for initial synchronization (default 18515) -d, --ib-dev=DEVICE use IB device DEVICE (default first device found) -i, --ib-port=PORT use IB port PORT (default port 1) -s, --size=SIZE ping-pong messages of size SIZE (default 4096) -m, --mtu=SIZE path MTU SIZE (default 1024) -r, --rx-depth=DEPTH post DEPTH receives at a time (default 1000) -n, --iters=ITERS perform ITERS message exchanges (default 1000) -l, --sl=SL use SL as the service level value of the QP (default 0) -e, --events sleep while waiting for work completion events (default is to poll for completions) -g, --gid-idx=GIDINDEX local port GIDINDEX -o, --odp use on demand paging -P, --prefetch= prefetch an ODP MR -t, --ts get CQE with timestamp -c, --chk validate received buffer -j, --dm use device memory -N, --new_send use new post send WR API
ibv_uc_pingpong(1), ibv_ud_pingpong(1), ibv_srq_pingpong(1), ibv_xsrq_pingpong(1)
Roland Dreier <email@example.com>
The network synchronization between client and server instances is weak, and does not prevent incompatible options from being used on the two instances. The method used for retrieving work completions is not strictly correct, and race conditions may cause failures on some systems.
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Pages that refer to this page: ibv_srq_pingpong(1), ibv_uc_pingpong(1), ibv_ud_pingpong(1), ibv_xsrq_pingpong(1)