On Sat, Jan 15, 2011 at 1:33 PM, Christopher Zimmermann <madro...@zakweb.de> wrote: > I experience very high cpu loads when using my pcmcia ethernet card > with more than 4Mbit/s. I get the same behaviour for a ep(4) 100MBit > fast ethernet and ne(4) 10MBit ethernet card. Both 16bit pcmcia. > The distribution between interrupt and system load seems to be a bit > strange, also the load goes up very quick after passing the 4MBit > threshold.
That doesn't sound surprising. pcmcia is not, by modern standards, a high speed interface.