Re: Getting Xen to go along with LVM

[haad <haaaad%gmail.com@localhost>]

Hi,

On Mon, Nov 9, 2009 at 6:33 PM, Hugo Silva <hugo%barafranca.com@localhost> 
wrote:
> Hello everyone,
>
> I've been, during the past few days, trying to run domUs backed by LVMs, so
> far without success.
>
>
>
> Here's what I get:
>
> # xm create -c /usr/pkg/xen/conf/netbsd50.conf
>
> Using config file "/usr/pkg/xen/conf/netbsd50.conf".
> Started domain netbsd-pv
> : Intel 686-class, 2405MHz, id 0x6fb
> xenbus0 at hypervisor0: Xen Virtual Bus Interface
> xencons0 at hypervisor0: Xen Virtual Console Driver
> xencons0: using event channel 2
> xbd0 at xenbus0 id 1: Xen Virtual Block Device Interface
> xennet0 at xenbus0 id 0: Xen Virtual Network Interface
> xennet0: MAC address aa:aa:00:c4:aa:f4
> (domU becomes unresponsive)
>
>
> If I replace "disk = [ 'phy:/dev/mapper/vg00-lv0,0x1,w' ]" with disk = [
> 'file:/usr/pkg/xen/netbsd.img,0x1,w' ], it will boot perfectly.
>
>
> Nothing interesting in the logs.. (xend.log)
> [2009-11-09 18:29:17 2891] DEBUG (DevController:166) Waiting for devices
> irq.
> [2009-11-09 18:29:17 2891] DEBUG (DevController:166) Waiting for devices
> vkbd.
> [2009-11-09 18:29:17 2891] DEBUG (DevController:166) Waiting for devices
> vfb.
> [2009-11-09 18:29:17 2891] DEBUG (DevController:166) Waiting for devices
> console.
> [2009-11-09 18:29:17 2891] DEBUG (DevController:171) Waiting for 0.
> [2009-11-09 18:29:17 2891] DEBUG (DevController:166) Waiting for devices
> pci.
> [2009-11-09 18:29:17 2891] DEBUG (DevController:166) Waiting for devices
> ioports.
> [2009-11-09 18:29:17 2891] DEBUG (DevController:166) Waiting for devices
> tap.
> [2009-11-09 18:29:17 2891] DEBUG (DevController:166) Waiting for devices
> vtpm.
> [2009-11-09 18:29:17 2891] INFO (XendDomain:1174) Domain netbsd-pv (6)
> unpaused.
>
>
>
> I know the logical volume is good: /dev/mapper/vg00-lv0: block special
>
>
> # newfs -O2 /dev/mapper/rvg00-lv0 /dev/mapper/rvg00-lv0: 20480.0MB (41943040
> sectors) block size 16384, fragment size 2048
> Â Â Â using 111 cylinder groups of 184.52MB, 11809 blks, 22912 inodes.
> super-block backups (for fsck_ffs -b #) at:
> 160, 378048, 755936, 1133824, 1511712, 1889600, 2267488, 2645376, 3023264,
> 3401152, 3779040, 4156928, 4534816, 4912704, 5290592, 5668480, 6046368,
> 6424256, 6802144, 7180032,
> ...................................................................................................................................................................................
>
> # df -h /mnt
> /dev/mapper/vg00-lv0 Â Â Â 19G Â Â Â 2.0K Â Â Â Â18G Â 0% /mnt
>
>
>
> I don't know what to try next. It would be really nice to get Xen running
> with LVM on NetBSD!
>
> Any pointers welcome :)
>

Dm driver maybe do not implement some ioctl needed by xen ?

-- 


Regards.

Adam