On Tue, 26 Sep 2006 11:25:06 -0400
[email protected] wrote:
> OK, I'm running a Fedora Core 6 (rawhide actually) box with -18-mm1 kernel.
> I've installed kexec-tools and similar, and am trying to get the kernels
> built following the hints in Documentation/kdump/kdump.txt, but a few
> questions arise:
>
> 1) Other than the fact that the Fedora userspace looks for a ${kernelvers}kdump
> kernel, is there any reason the kdump kernel has to match the running one, or
> can an older kernel be used?
>
> 2) I'm presuming that a massively stripped down kernel (no sound support,
> no netfilter, no etc) that just has what's needed to mount the dump location
> is sufficient?
>
> 3) The docs recommend 'crashkernel=64M@16M', but that's 8% of my memory.
> What will happen if I try '16M@16M' instead? Just slower copying due to
> a smaller buffer cache space, or something more evil?
>
(cc added)
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