[Beowulf] specific motherboard???
hahn at mcmaster.ca
Fri Dec 7 19:58:13 EST 2007
> DX38BT have a 82566DC Gigabit controller, that isn't capable of jumbo frames
> (frame size is limited to 1500 bytes).
> But S3200SH have a 82566 controller too and a 82541PI that support jumbo
> frames up to 16kb (probably your switch will support frames up to 10kb).
do you have any data showing that jumbo frames will make a significant
difference? yes, they will reduce interrupt-handling overhead (and perhaps
other overheads), but those tend to be fairly minor concerns on modern,
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