[PATCH 0/5] Add second memory region for crash kernel

[Cong Wang]

Eric W. Biederman wrote:
> Vivek Goyal <vgoyal at redhat.com> writes:
> 
>> Vitaly, have you really run into cases where 2G upper limit is a concern.
>> What is the configuration you have, how much memory it has and how much
>> memory are you planning to reserve for kdump kernel?
> 
> A good question.
> 

We have observed that on a machine which has 66G memory, when we do
crashkernel=1G at 4G, kexec failed to load the crash kernel, but the memory
reservation _did_ succeed.

Thanks.