[Users] Performance issue with FDR & Ubuntu

[Coulter, Susan K]

On Dec 22, 2015, at 11:55 AM, German Anders <ganders at despegar.com<mailto:ganders at despegar.com>> wrote:

Is there anyone around that is using IB FDR and running an iperf between two hosts on the same net, are getting more than 24Gbits/sec?

I just ran some quick iperf tests between 2 FDR HCAs - I get the same ~24Gbs.

The constraint is often the PCI bus, not IPoIB itself.


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Susan Coulter
HPC Network Technical Lead
(505) 667-8425
“Once in a while you get shown the light
    In the strangest of places if you look at it right”  Robert Hunter
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