Well, someone else had PPP slowness due to ACPI idle, so I'd guess that's the problem here too. Workin' on it -- Andy > From: Juraj Bednar [mailto:[EMAIL PROTECTED]] > I just found a strange thing in 2.4.1 (don't know, if the same > occured in 2.4.0) and 2.4.1-ac3. When I enable ACPI, my serial > port starts to drop some characters. When making ppp over this > and doing ping, it causes great packet losts. If I turn ACPI in > this configuration off, it works with no problems. I tried to > switch serial port IRQ to other one (was 4, switched to 3 and > tested) and it didn't help. Maybe something's broken. Where is ACPI below??? > [root@idoru log]# cat /proc/interrupts > CPU0 > 0: 57278 XT-PIC timer > 1: 2658 XT-PIC keyboard > 2: 0 XT-PIC cascade > 4: 49530 XT-PIC serial > 5: 1 XT-PIC soundblaster > 10: 15 XT-PIC aha152x > 11: 60 XT-PIC eth0 > 12: 27772 XT-PIC PS/2 Mouse > 14: 213118 XT-PIC ide0 > 15: 3298 XT-PIC ide1 > NMI: 0 > LOC: 0 > ERR: 0 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] Please read the FAQ at http://www.tux.org/lkml/