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    SubjectRe: perf hw in kexeced kernel broken in tip
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    On Wed, 2010-12-08 at 10:02 -0500, Vivek Goyal wrote:

    > >but its kdump so its mostly broken by design anyway ;-)
    >
    > Kdump has its share of problems especially with the fact that
    > kernel/drivers find devices in bad state and are not hardened enough
    > to deal with that. But on bare metal what's the better way of capturing
    > kernel crash dump? Trying to do anything post crash in the kernel is
    > also not very reliable either.

    /me <3 RS-232

    I haven't found anything better than that...

    And poking at the RS-232 requires less of the kernel to be functional
    than booting into a new kernel (whose image might have been corrupted by
    the dying kernel, etc..)


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