From: <P...@dr...> - 2003-08-25 13:32:57
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Hi, I'm testing the latest e100 driver (3.0.0_dev13) in a device here that is purely used to capture traffic, and I'm testing with 64 byte packets. I've turned on NAPI and can recv up to 120K packets/s fine. (btw the driver without NAPI is fine up to 101K packets/s). Above this though the packet capture rate actually decreases :-( At 130K packets/s only 110K/s are received, and 16K/s are rx fifo overruns. I thought NAPI was supposed to keep a bound on the worst case? any advice on improving performance? cheers, P=E1draig. ps CPU is 1.2GHz PIII pps linux kernel is 2.4.20 |