Re: NetBSD DOMU Xen 4.2 xl lvm disk

[Roger Pau Monné <roger.pau%citrix.com@localhost>]

On 07/12/12 12:19, Mike wrote:
> On 07/12/2012 10:56, Roger Pau Monné wrote:
>> On 07/12/12 11:48, Mike wrote:
>>> I'm testing Xen 4.2, I've compiled successfully, following the guide at
>>> http://wiki.xen.org/wiki/Compiling_Xen_From_Source_on_NetBSD
>>>
>>>
>>> Since xend is now deprecated I was trying to use XL, but its seems its
>>> still not working for LVM devices?
>>>
>>> My config file:
>>>
>>> =========
>>> cat nbsd6.cfg
>>> name = "netBSD6"
>>>
>>> #kernel = "/home/miguelc/xen-data/kernels/netbsd-XEN3_DOMU.gz"
>>> kernel = "/home/miguelc/xen-data/kernels/netbsd-INSTALL_XEN3_DOMU.gz"
>>>
>>> memory = 1024
>>>
>>> disk = [ '/dev/mapper/vgXen-lvNBSD,,hda,rw',
>> I'm not sure if this syntax will work correctly, I think you are at
>> least missing the "phy:/" prefix, this line should look like:
>>
>> 'phy:/dev/mapper/vgXen-lvNBSD,xvda,w'
>>
>>> '/home/miguelc/xen-data/iso/NetBSD-6.0-amd64.iso,,hdc,cdrom'
>> And this:
>>
>> 'file:/home/miguelc/xen-data/iso/NetBSD-6.0-amd64.iso,xvdc:cdrom,r'
>>
>> There are many ways in which to specific block devices, take a look at:
>>
>> http://xenbits.xen.org/docs/unstable/misc/xl-disk-configuration.txt
> 
> "These might be specified in the domain config file like this:
> 
>    disk = [ '/dev/vg/guest-volume,,hda', '/root/image.iso,,hdc,cdrom' ]"
> 
> The syntax seams correct... I did use the instructions in that same link.
> My previous configuration (for xend) had the "phy:" and "file:" syntax 
> and I got the same results with that!
> 
> In any case changing the config:
> ....
> 
> disk = [ 'phy:/dev/mapper/vgXen-lvNBSD,hda,w',
> 'file:/home/miguelc/xen-data/iso/NetBSD-6.0-amd64.iso,hdc,cdrom'
>          ]
> 
> vif = [ 'mac=00:18:5e:5f:db:ee, bridge=bridge0' ]
> 
> vcpus = 2
> ......
> 
> I get the exact same result:
> 
> xenbus: can't get state for device/suspend/event-channel (2)
> xenbus: can't get state for device/suspend/event-channel (2)
> xenbus: can't get state for device/suspend/event-channel (2)
> xenbus: can't get state for device/suspend/event-channel (2)
> xenbus: can't get state for device/suspend/event-channel (2)
> xenbus: can't get state for device/suspend/event-channel (2)
> xenbus: can't get state for device/suspend/event-channel (2)
> xenbus: can't get state for device/suspend/event-channel (2)
> 
> 
> 
> 
> Also removing the lvm disk (with or without the "phy" syntax) boots the 
> Guest machine into the install kernel has expected!

When you are in this state (DomU running, no install screen), could you
switch to the Dom0 and post the output of xenstore-ls -fp?

Thanks