Hi, On Sun, 2008-04-13 at 00:36 -0400, Rich West wrote: > Rich West wrote: > > Tejun Heo wrote: > >> Jeff Garzik wrote: > >>> Rich West wrote: > >>>> I was only curious as to what turning off power management support > >>>> would buy with regard to the sata timeout issue. > >>> > >>> > >>> ACPI is not only power management. It is all the information your > >>> hardware conveys to your OS, about the setup and workings of your > >>> hardware. > >>> > >>> Without ACPI, non-PM things like SMP, laptop dock/undock, and many > >>> other gadgets fail to function (or are configured sub-optimally). > >>> > >>> ACPI sets up interrupt routing, and Linux history is _loaded_ with > >>> _years_ of problem reports that appear as timeouts, only to be > >>> resolved as ACPI interrupt bugs (aka BIOS bugs, since ACPI tables > >>> come from BIOS). > >> > >> Also, please give a shot at the sacred "irqpoll". > > > > I've had bad luck in the past (with other machiens) when adding > > "irqpoll" in that it had locked up the entire machine (not this one, > > but others) after a very short period of time. My only attempt at > > using it, though, was to try to address an X server related issue, but > > this is a non-user machine, so X isn't necessary, and, hence, it's at > > runlevel 3 all of the time. > > > > So far, noapic and acpi=off seem to be working.. The system has been > > up 8 days without any problems.. previously, a problem with the SATA > > drive (details of which were part of the first few messages in this > > thread) would surface anywhere between 15 minutes and 5-7 days after a > > reboot. > > > > However, since I started this email, I tried firing up X (with noapci > > and acpi=off both set), the machine locks up entirely. > > Although a reboot with irqpoll set managed to fix that X problem. :) > IRQ routing seems hosed on your machine. Thomas any ideas? -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
