Thanks Dave, I had tried another combination: 32 bit Xen kernel with 32 bit Dom0 kernel, but I have the similar issue. The vmcore file is still in 64 bit format. (Our system has a large memory configuration 8GB-192GB), Is there any way I can generate elf32 vmcore file ?
Thanks. On Fri, Sep 10, 2010 at 5:03 PM, Dave Anderson <[email protected]> wrote: > > ----- "Feng LI" <[email protected]> wrote: > > > Thanks Dave. > > > > I attached the output of elfread -a with this email... > > Hmmm -- now that I think about it, it's seems that the crash > utility has never supported dom0 vmcores generated from this > type of Xen hypervisor/dom0 combination. > > Red Hat kernel versions come with the xen.gz and vmlinuz files > packaged together, i.e., both 64-bit or both 32-bit: > > # rpm -qpl kernel-xen-2.6.18-219.el5.x86_64.rpm > /boot/.vmlinuz-2.6.18-219.el5xen.hmac > /boot/System.map-2.6.18-219.el5xen > /boot/config-2.6.18-219.el5xen > /boot/symvers-2.6.18-219.el5xen.gz > /boot/vmlinuz-2.6.18-219.el5xen > /boot/xen-syms-2.6.18-219.el5 > /boot/xen.gz-2.6.18-219.el5 <= 64-bit > ... > > # rpm -qpl kernel-xen-2.6.18-219.el5.i686.rpm > /boot/.vmlinuz-2.6.18-219.el5xen.hmac > /boot/System.map-2.6.18-219.el5xen > /boot/config-2.6.18-219.el5xen > /boot/symvers-2.6.18-219.el5xen.gz > /boot/vmlinuz-2.6.18-219.el5xen > /boot/xen-syms-2.6.18-219.el5 > /boot/xen.gz-2.6.18-219.el5 <= 32-bit > ... > > So, it's highly unlikely that either internally to Red Hat, > or any of our customers, would ever run such a combination. > And I don't recall ever working with the crash utility to > support it. > > I'm curious whether anybody on this list has ever done this? > > After all these years of Xen existence, you would think that > somebody else would have bumped into this anomoly before... > > Dave > > -- > Crash-utility mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/crash-utility >
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