[openib-general] got ipoib up once but not twice :-)

[Roland Dreier]

    Ronald> It is a hierarchy of 96-port switches. Is there an openib
    Ronald> command I can use to test state? Going to look at the
    Ronald> 'blinken lights' is a headache due to the location of the
    Ronald> cluster.

Yes, 'cat /sys/class/infiniband/mthca0/ports/1/state' (for an
appropriate value of 1) will show you the state of the ports on your hosts.

 - Roland