Messages in this thread | | | Date | Thu, 20 Jun 2013 07:35:10 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH v2 2/2] mce: acpi/apei: Add a boot option to disable ff mode for corrected errors |
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On Wed, Jun 19, 2013 at 10:08:53PM +0000, Luck, Tony wrote: > > The above question about what to do *without* going to userspace and > > back is maybe more interesting and we'd need a clean design there... > > we'll see. > > Yes - this case (where the BIOS did all the threshold math and made the decision) > should be one where Linux kernel could just implement the action directly. > Perhaps controlled by a knob to say whether we really trust the BIOS that much. > > But we will also have cases where a smart user agent can correlate data > from multiple sources to identify the real root cause (e.g. some temperature > anomalies around the same time as some memory errors that occur at 10am > on the third Tuesday each month -> cause is air conditioner maintenance guy > that shuts down the a/c for 10 minutes to change the filter).
Surely we cannot put that in the kernel. For that we'd need userspace to decide and only turn knobs in the kernel.
> I'll leave writing an agent that smart as an exercise for the concerned data > center manager :-)
Me too, as long as it stays in userspace and it only turns knobs/interfaces in the kernel.
-- Regards/Gruss, Boris.
Sent from a fat crate under my desk. Formatting is fine. --
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