Re: [Xen-users] pygrub question

[Jan Bakuwel <jan.bakuwel@xxxxxxxxx>]

Hi Fajar,

> Are you sure that both the hypervisor and userland are the same
> version (3.2) in both Etch and Lenny?

They are not exactly the same but hopefully sufficiently the same:

Lenny:

# dpkg --list | grep xen
ii  libxenstore3.0                      3.2.1-2                  
Xenstore communications library for Xen
ii  linux-image-2.6.26-2-xen-amd64      2.6.26-19                 Linux
2.6.26 image on AMD64, oldstyle Xen support
ii  linux-modules-2.6.26-2-xen-amd64    2.6.26-19                 Linux
2.6.26 modules on AMD64
ii  xen-hypervisor-3.2-1-amd64          3.2.1-2                   The
Xen Hypervisor on AMD64
ii  xen-tools                           3.9-4                     Tools
to manage Debian XEN virtual servers
ii  xen-utils-3.2-1                     3.2.1-2                   XEN
administrative tools
ii  xen-utils-common                    3.2.0-2                   XEN
administrative tools - common files
ii  xenstore-utils                      3.2.1-2                  
Xenstore utilities for Xen


Etch:

# dpkg --list | grep xen
ii  libxenstore3.0                   
3.2.0-3~bpo4+2                       Xenstore communications library for Xen
ii  linux-image-2.6-xen-amd64        
2.6.18+6etch3                        Linux kernel 2.6 image on AMD64
ii  linux-image-2.6.18-6-xen-amd64   
2.6.18.dfsg.1-22etch3                Linux 2.6.18 image on AMD64
ii  linux-modules-2.6.18-6-xen-amd64 
2.6.18.dfsg.1-22etch3                Linux 2.6.18 modules on AMD64
ii  xen-docs-3.2                     
3.2.0-3~bpo4+2                       Documentation for Xen
ii  xen-hypervisor-3.2-1-amd64       
3.2.0-3~bpo4+2                       The Xen Hypervisor on AMD64
ii  xen-shell                        
1.8-3~bpo40+1                        Console based Xen administration
utility
ii  xen-tools                        
3.9-4~bpo40+1                        Tools to manage Debian XEN virtual
servers
ii  xen-utils-3.2-1                  
3.2.0-3~bpo4+2                       XEN administrative tools
ii  xen-utils-common                 
3.2.0-1~bpo4+1                       XEN administrative tools - common files
ii  xenman                           
0.6-5~bpo40+2                        A graphical Xen management tool
ii  xenstore-utils                   
3.2.0-3~bpo4+2                       Xenstore utilities for Xen

>
> Ubuntu's default kernel is newer pv_ops kernel, which might not be
> identified correctly as xen-compatible by old xen userland tools.


The next question is: how can I convince the slightly old(er) xen
userland tools that we're dealing with a proper xen-compatible kernel
for domU here.


> Try copying the kernel and initrd to dom0, and boot it (i.e. not using
> "bootloader", but "kernel", "ramdisk", and "extra"). My guess is it
> will show the same message.


You're right...

Jan

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