Re: Hardware Error Kernel Mini-Summit

From: Ingo Molnar
Date: Wed May 19 2010 - 02:40:18 EST

* Tony Luck <tony.luck@xxxxxxxxx> wrote:

> > 3) Another new perf feature of interest is 'perf
> > inject' (this too went upstream today): to inject
> > artificial events into the stream of events. This
> > mechanism could be used to simulate rare error
> > conditions and to test out policy reactions
> > systematically - an important part of system error
> > recovery testing.
> Simulated errors are handy for testing the very top
> level of the s/w stack. But real errors are better.
> There's some APEI code in Len's tree that can inject
> real errors (on systems with the right BIOS hooks
> enabled).

Agreed, hardware assisted error injection is by far the
best and most complete solution.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at