Re: [Xen-API] RuntimeError: Unable to find partition containing kernel

[George Shuklin <george.shuklin@xxxxxxxxx>]

On 18.06.2012 15:54, Massimo Canonico wrote:
> On 06/18/2012 01:10 PM, George Shuklin wrote:
> > On 18.06.2012 14:52, Massimo Canonico wrote:
> > > Hi,
> > > I was able to start a VM with squeeze template, even if the console 
> > > hangs after few steps on installation procedure (but I will work on 
> > > this later). Now the problem is when I destroy a VM with:
> > > xl destroy 10
> > >
> > > it becomes "halted":
> > >
> > > uuid ( RO)           : 61c9aad3-e040-67c7-a5ab-db8b41ab4cec
> > >      name-label ( RW): myVM
> > >     power-state ( RO): halted
> > >
> > > and I'm not able to re-start it, since I got this error:
> > > [root@minicloud ~]# xe vm-start vm=myVM
> > > Error code: WARNING: /dev/xvda is not a disk image
> > > Error parameters: Traceback (most recent call last):,   File 
> > > "/usr/bin/pygrub", line 746, in ?,     raise RuntimeError, "Unable 
> > > to find partition containing kernel", RuntimeError: Unable to find 
> > > partition containing kernel,
> > > Googoling this problem I've tried to run this command in order to 
> > > fix it:
> > >  EDITOR=vi xe-edit-bootloader -n myVM -p 1
> > >
> > > with no luck: the error is stille there.
> > >
> > > Any suggestion?
> > Did you finish installation? If you kill VM before it creates 
> > partitions, bootloader, put kernel in /boot and other installation 
> > job, there is nothing to 'boot from'.
> Yes, you were right!
> Actually one of the problem is related to the fact that I'm not able 
> to finish the installation procedure: the "xl console <vm-name>" hangs 
> after 2/3 steps.
You using it wrong. xl in XCP is artifact and you need understand very 
well of xapi internals to know when you can use or when you can not.
Hint #1: create new vm and add to other-config:disable_pv_vnc=true 
before first run. This make 'xl console' works fine.
Hint #2: http://wiki.xen.org/wiki/Xen_Cloud_Platform:_Access_to_VM_console



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