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.