ib_write_bw - RDMA write bandwidth test
ib_write_bw [ options ] [ server IP
address ]
This program tests the bandwidth of RMDA write transactions.
- -p,
--port=<port>
- listen on/connect to port <port> (default: 18515)
- -m,
--mtu=<mtu>
- mtu size (default: 1024)
- -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: 1)
- -a, --all
- run sizes from 2 till 2^23
- -t,
--tx-depth=<dep>
- size of tx queue (default: 50)
- -n,
--iters=<iters>
- number of exchanges (at least 100, default: 1000)
- -C,
--report-cycles
- report times in cpu cycle units (default: microseconds)
- -H,
--report-histogram
- print out all results (default: print summary only)
- -U,
--report-unsorted
- (implies -H) print out unsorted results (default: sorted)
- -V, --version
- display version number