Re: [Xen-users] conflict between XEN-udev and Hotplug

[_sc_ <sc00@xxxxxxxxxx>]

thanks FranÃois ,
in xend.lo i get these error messages:

xend 2370] DEBUG (__init__:1072) exception looking up device number for
xvda1: [Errno 2] No such file or directory: '/dev/xvda1'
[2009-07-24 11:32:20 xend 2370] DEBUG (__init__:1072) DevController: writing
{'backend-id': '0', 'virtual-device': '51713', 'device-type': 'disk',
'state': '1', 'backend': '/local/domain/0/backend/vbd/1/51713'} to
/local/domain/1/device/vbd/51713.
[2009-07-24 11:32:20 xend 2370] DEBUG (__init__:1072) DevController: writing
{'domain': 'iagservice01', 'frontend': '/local/domain/1/device/vbd/51713',
'dev': 'xvda1', 'state': '1', 'params':
'/magazzino/iagservice01/iagservice01System', 'mode': 'w', 'online': '1',
'frontend-id': '1', 'type': 'phy'} to /local/domain/0/backend/vbd/1/51713.
[2009-07-24 11:32:20 xend 2370] DEBUG (__init__:1072) exception looking up
device number for xvda2: [Errno 2] No such file or directory: '/dev/xvda2'
        
you can help me to understand them?

xensource-2 wrote:
> 
> Dear Fabian, 
> 
> Xen hotplug script has nothing to do with linux hotplug that is now
> replaced by udev. 
> Your error message just tells that the xen hotplug script is not working,
> but does not ask you to install the hotplug software. 
> I have to admin that xen error messages are really a pity... and the error
> message you get cannot help me in finding an answer that correct the
> problem. 
> You should first look in /var/log/xen/ about the log files (xend.log and
> qemu-dm-...log), and check your disk = [...] line. Remove you cdrom or any
> vbd (virtual block device) other than your main boot disk. 
> 
> Regards, 
> 
> FranÃois 
> 
> ----- Original Message ----- 
> From: "Fabian Zimmermann" <xen-users@xxxxxxxxxxxxxxxxx> 
> To: "_sc_" <sc00@xxxxxxxxxx> 
> Cc: xen-users@xxxxxxxxxxxxxxxxxxx 
> Sent: Thursday, 23 July, 2009 22:53:52 GMT +01:00 Amsterdam / Berlin /
> Bern / Rome / Stockholm / Vienna 
> Subject: Re: [Xen-users] conflict between XEN-udev and Hotplug 
> 
> Hi _sc_, 
>> But why when I create my virtual machine i get this message : 
>> Error: Device 2049 (vbd) could not be connected. Hotplug scripts not 
>> working. 
>> :confused: 
>> XEN requires Hotplug?? or not? 
>> I do not understand what is the problem and how to solve it.. 
> 
> As far as I know, XEN does NOT require the old hotplug-system. It's 
> running fine with udev. Maybe your udevd is not running or some 
> udev-rules are missing. Try to google a bit, I think some similar 
> problems have already been discussed on this list. 
> 
> Maybe it would help if you could provide the output of 
> udevmonitor/udevadm during DomU-start. 
> 
> Bye, 
> Fabian 
> 
> _______________________________________________ 
> Xen-users mailing list 
> Xen-users@xxxxxxxxxxxxxxxxxxx 
> http://lists.xensource.com/xen-users 
> 
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
> 

-- 
View this message in context: 
http://www.nabble.com/conflict-between-XEN-udev-and-Hotplug-tp24607532p24640457.html
Sent from the Xen - User mailing list archive at Nabble.com.


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users