On 2010-01-06, Stuart Henderson <s...@spacehopper.org> wrote: > With a quick test with PCIE RTL8111B on a core2 T7200 machine > and PCI-X BCM5704C on an opteron 146 (both 2GHz), using 1500 MTU and > D-Link DGS-1224T and SMC GS16-Smart switches between them, I get > about 540Mb/s with the re(4) transmitting, 920Mb/s with the bge(4) > transmitting. > > Conn: 1 Mbps: 537.855 Peak Mbps: 557.250 Avg Mbps: 537.855 > Conn: 1 Mbps: 923.241 Peak Mbps: 928.758 Avg Mbps: 923.241 > > (Last time I tried it, enabling jumbos on the bge actually made > things worse, not better).
Hmm, strange. I just thought to do another test, this time between two identical BCM5704C bge(4) and was a little surprised at the results; Conn: 1 Mbps: 325.719 Peak Mbps: 342.655 Avg Mbps: 325.719 guess I should break out a profiled kernel sometime...
