On Mon, Apr 12, 2004 at 02:33:39PM +0000, Christian Weisgerber wrote: > I just did some quick and dirty checks with netperf and noticed a > somewhat surprising result. > > Machine A: Alpha PC164, FreeBSD 5.2-CURRENT, re(4), 1000Base-T > Machine B: Alpha PC164SX, OpenBSD 3.5, de(4), 100Base-TX > Switch: StarChip SGS-1008 (10/100/1000Base-T) > > Running netperf -t UDP_STREAM on machine A with target B reports a > throughput of ~200(!) Mbit/s. > > How does the machine get the idea it is pushing 200 Mbit/s down a > 100 Mbit/s link? > Does ``netstat -I re0 -w 1'' show the same numbers while you're running the UDP_STREAM test?
Cheers, -- Ruslan Ermilov [EMAIL PROTECTED] FreeBSD committer
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