On Friday 04 January 2008 14:55, Neil Horman wrote: > > It is possible to achieve valid vmcore when first is x86_64 and capture > > is i386 ? > Possible I think, but not reliable. If oldmem has regions to capture above the > 4GB range, a 386 kernel won't be able to access those addresses, and as such, > you won't get a complete vmcore. Uffff, I missed this fact. > I'm also confused about what exactly you are trying to accomplish. Why are you > trying to use an x86 kernel to capture a x86_64 vmcore? The available System load from flash and there is limited space. I tried to do one capture kernel, but see this was bad idea. I will scarify another 2MB and make separate image for x86_64. > kexec-tools package in Fedora and RHEL provides a arch independent utility to > build a minimal initrd to capute vmcores via a number of targets, including via > nfs and ssh already (mkdumprd), have you looked at the Fedora package? It may > well provide most/all of what you are trying to do. I will see, thanks. Stanislaw Gruszka
