Messages in this thread | | | From | Robert LeBlanc <> | Date | Wed, 11 Jan 2017 12:35:55 -0700 | Subject | Re: [PATCH] Add +~800M crashkernel explaination |
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On Wed, Dec 14, 2016 at 4:17 PM, Xunlei Pang <xpang@redhat.com> wrote: > As I replied in another post, if you really want to detail the behaviour, should mention > "crashkernel=size[KMG][@offset[KMG]]" with @offset[KMG] specified explicitly, after > all, it's handled differently with no upper bound limitation, but doing this may put > the first kernel at the risk of lacking low memory(some devices require 32bit DMA), > must use it with care because the kernel will assume users are aware of what they > are doing and make a successful reservation as long as the given range is available.
crashkernel=1024M@0x10000000
I can't get the offset to work. It seems that it allocates the space and loads the crash kernel, but I couldn't get it to actually boot into the crash kernel. Does it work for you? I'm using the 4.9 kernel.
Thanks
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