ib_write_bw_postlist(1)
RDMA write post list bandwidth test
SYNOPSIS
ib_write_bw_postlist [
options
] [
server IP address
]
DESCRIPTION
This program tests the bandwidth 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)
- -c, --connection=<RC/UC>
-
connection type RC/UC (default RC)
- -m, --mtu=<mtu>
-
mtu size (256 - 4096. default for hermon is 2048)
- -g, --post=<num of posts>
-
number of posts for each qp in the chain (default tx_depth)
- -q, --qp=<num of qp's>
-
Num of qp's(default 1)
- -s, --size=<size>
-
size of message to exchange (default 65536)
- -a, --all
-
Run sizes from 2 till 2^23
- -t, --tx-depth=<dep>
-
size of tx queue (default 100)
- -n, --iters=<iters>
-
number of exchanges (at least 2, default 5000)
- -I, --inline_size=<size>
-
max size of message to be sent in inline mode (default 400)
- -b, --bidirectional
-
measure bidirectional bandwidth (default unidirectional)
- -V, --version
-
display version number
- -F, --CPU-freq
-
do not fail even if cpufreq_ondemand module is loaded
