HELP: my wireless card consumes too much CPU
merlin at studiobz.it
Thu Feb 6 05:22:41 EST 2003
Jouni Malinen wrote:
> On Mon, Feb 03, 2003 at 01:33:04PM +0100, Christian Zoffoli wrote:
>>How could I lower the CPU occupation on the client side ?
> By replacing Prism2 based cards with something that supports DMA..
> 40-75% sounds a bit much, though. I remember seeing about 30-40% use
> when flooding one Prism2 card with about 6 Mbps stream. Driver code
> could probably be optimized a bit, but I don't think it is going to help
> much since most host-CPU time is spent waiting for I/O to/from the
> Prism2 card.
Some rumours speak about a complete DMA support in the new Prism GT, do
you have any good news about it ?
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