[Crash-utility] [help]crash can't anaylyse xen guest paravirtulized linux vmcore

hu jun duanshuidao at hotmail.com
Thu Oct 27 15:33:46 UTC 2011






I can't  run crash  on the live system


Vsles11-1:/usr/src/linux # crash -d8 vmlinux 


crash 5.0.1
Copyright (C) 2002-2010  Red Hat, Inc.
Copyright (C) 2004, 2005, 2006  IBM Corporation
Copyright (C) 1999-2006  Hewlett-Packard Co
Copyright (C) 2005, 2006  Fujitsu Limited
Copyright (C) 2006, 2007  VA Linux Systems Japan K.K.
Copyright (C) 2005  NEC Corporation
Copyright (C) 1999, 2002, 2007  Silicon Graphics, Inc.
Copyright (C) 1999, 2000, 2001, 2002  Mission Critical Linux, Inc.
This program is free software, covered by the GNU General Public License,
and you are welcome to change it and/or distribute copies of it under
certain conditions.  Enter "help copying" to see the conditions.
This program has absolutely no warranty.  Enter "help warranty" for details.
 
get_live_memory_source: /dev/mem
WARNING: vmlinux and /proc/version do not match!

WARNING: /proc/version indicates kernel version: 2.6.32.12-0.7-xen

crash: please use the vmlinux file for that kernel version, or try using
       the System.map for that kernel version as an additional argument.



> Date: Thu, 27 Oct 2011 10:41:00 -0400
> From: anderson at redhat.com
> To: crash-utility at redhat.com
> Subject: Re: [Crash-utility] [help]crash can't anaylyse xen guest	paravirtulized linux vmcore
> 
> 
> 
> ----- Original Message -----
> > 
> > 
> > It is wrong in last mail , correct as follow:
> > 
> > 
> > xen and dom0 is x86_64
> > 
> > 
> > when para x86_64 domU, problem happens
> > when hvm 32bit domU , crash can work correctly.
> 
> Just for sanity's sake, log into the x86_64 domU, run crash
> on the live system, and enter:
> 
>   crash> sym phys_to_machine_mapping
> 
>   crash> sym max_pfn
> 
> Then log out, and compare the output above with
> the vmlinux file that you're using with the dumpfile:
> 
>   $ nm -Bn | grep -e max_pfn -e phys_to_machine_mapping
> 
> Dave
> 
> --
> Crash-utility mailing list
> Crash-utility at redhat.com
> https://www.redhat.com/mailman/listinfo/crash-utility

 		 	   		  
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listman.redhat.com/archives/crash-utility/attachments/20111027/cc7ec5b8/attachment.htm>


More information about the Crash-utility mailing list