User guide

G–Commands and Files
Summary and Descriptions of Commands
G-22 IB0054606-02 A
-a alarm – number of seconds for alarm trigger to dump capture and exit
-s
maxblocks – max 64 byte blocks of data to capture in units of Mi (1024*1024)
-v – verbose output
To stop capture and trigger dump, kill with SIGINT (Ctrl-C) or SIGUSR1 (with the
kill command). The program will dump packets to file and exit
A sample filter file is located at /opt/iba/samples/filterFile.txt. This
file should be copied to the user's home directory for editing and used with the
packet capture utility.
Wireshark can be downloaded from http://www.wireshark.org/
. Intel recommends
using version 1.6.2.
ibhosts
This tool determines if all the hosts in your IB fabric are up and visible to the
subnet manager and to each other. It is installed from the openib-diag RPM.
Running ibhosts (as a root user) produces output similar to the following when
run from a node on the IB fabric:
# ibhosts
Ca : 0x0008f10001280000 ports 2 "Voltaire InfiniBand
Fiber-Channel Router"
Ca : 0x0011750000ff9869 ports 1 "idev-11"
Ca : 0x0011750000ff9878 ports 1 "idev-05"
Ca : 0x0011750000ff985c ports 1 "idev-06"
Ca : 0x0011750000ff9873 ports 1 "idev-04"
ibstatus
This program displays basic information on the status of IB devices that are
currently in use when OpenFabrics RPMs are installed. It is installed from the
openib-diag RPM.