[Beowulf] how fast can NFS run?
ctierney at hypermall.net
Wed Feb 1 16:56:27 EST 2006
Bruce Allen wrote:
>> I have seen 200MB/s over infiniband. Needless to say I was not overly
>> impressed, expecting more something in the 800-900MB/s
>> range. (pci-x bottlenecked infiniband)
> PCI-X should be 133 MHz x 8 bytes = 1034 MB/s. Any idea why it
> bottlenecked at 200?
I am suprised it is that low, but it is because of TCP/IP overhead.
IB can max out around 850 MB/s when using a more native transport
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