URGENT - setup port and dump all output to /dev/null or a file Post: 302070468

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Creating a file / /dev/null

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cp output /dev/null results in not a directory

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LEARN ABOUT DEBIAN

ib_rdma_lat

ib_rdma_lat(1)							   User Commands						    ib_rdma_lat(1)

NAME

       ib_rdma_lat - RDM latency test

SYNOPSIS

       ib_rdma_lat [ 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)

       -I, --inline_size=<size>
	      max size of message to be sent in inline mode (default 400)

       -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)

       -c, --cma
	      use the RDMA CMA to setup the RDMA connection

       -V, --version
	      display version number

AUTHOR

       Guy Coates  < gmpc@sanger.ac.uk >

perftest							 February 20, 2008						    ib_rdma_lat(1)

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

Creating a file / /dev/null

Discussion started by: 435 Gavea

2. UNIX for Advanced & Expert Users

/dev/NULL can't open this file ??

Discussion started by: varungupta

3. Solaris

What is /dev/tty /dev/null and /dev/console

Discussion started by: civic2005

4. UNIX for Dummies Questions & Answers

cp output /dev/null results in not a directory

Discussion started by: stevesmo