Re: [RFC] Kdump and memory error handling

2011-05-12 Thread Eric W. Biederman
"K.Prasad" writes: > Hi All, > We've been trying to study and improve the kdump behaviour when > a panic is triggered due to an unrecoverable memory error causing a > machine check exception (MCE) followed by a kernel panic. > > In this context we foresee a few issues in capturing kdump a

Re: Kexec & Memory Zones question

2011-05-12 Thread WANG Cong
On Wed, 11 May 2011 11:09:08 -0400, Vivek Goyal wrote: > We have discussed this in the past and due to various reasons the max > amount of RAM you can boot your kernel from seems to be 896MB for x86_64 > and 512MB for 32bit. I shall have to open a previous thread with hpa to > get exact numbers. S