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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] [-t] 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] [-t]

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
-t, --ts
get CQE with timestamp

ibv_uc_pingpong(1), ibv_ud_pingpong(1), ibv_srq_pingpong(1), ibv_xsrq_pingpong(1)

Roland Dreier
<rolandd@cisco.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.
August 30, 2005 libibverbs

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