On Thu, Jul 02, 2009 at 11:31:51AM -0400, Larry Baird wrote: > > Curious as to why you don't simply lay out the $40 for a modern ethernet > > card that doesn't need polling to work well? > These are low end embedded boxs. No way to upgrade. But in actuallity > they have modern (fxp) NICS. From our testing, live lock is a real issue
Lack of intelligent interrupt mitigation is a weak point of fxp(4) hardwares. You may not need poling(4) any more on recent PCIe based fast ethernet controllers. > for gateways receiving lots of network traffic. Polling prevents live > lock. > And it may also add additional latencies. > Larry _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "[email protected]"
