Messages in this thread |  | | Subject | Re: PLIP driver in 2.2.xx kernels | Date | Sat, 28 Oct 2000 15:30:07 +0100 (BST) | From | Alan Cox <> |
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> I have a question - Why does the PLIP driver does consume so much CPU ? > I tried it today, and when i did ping -s 16000 dst_ip, the kernel consumed > about 50% of the CPU time ( /proc/cpuinfo and /proc/interrupts follow). > Any ideas ?
It has to bang on the parallel port controller the hard way, there is no useful hardware support on a basic parallel port for the kind of abuse needed for PLIP - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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