ib_rdma_bw(1)
RDMA bandwidth test
SYNOPSIS
ib_rdma_bw [
options
] [
server IP address
]
DESCRIPTION
This program tests the latency of RMDA write transactions.
OPTIONS
- -p, --port=<port>
-
listen on/connect to port <port> (default: 18515)
- -d, --ib-dev=<dev>
-
use IB device <dev> (default: first device found)
- -i, --ib-port=<port>
-
use port <port> of IB device (default: 1)
- -s, --size=<size>
-
size of message to exchange (default: 65536)
- -t, --tx-depth=<dep>
-
size of tx queue (default 100)
- -n, --iters=<iters>
-
number of exchanges (at least 2, default: 1000)
- -b, --bidrectional
-
measure bidirectional bandwidth (default unidirectional)
- -c, --cma
-
use RDMA CM
- -V, --version
-
display version number
