Re: [Xen-users] Xen 3.1.4: HVM Configuration

[Alexander Hoßdorf <xen-users@xxxxxxxxxxx>]

#Unfortunately, I don't have the VNC for this
#machine other wise i could have accessed the console through it.

Hi,
may I ask, why you aren't able to have vnc for this machine?

Cheers,
Alex


Omer Khalid schrieb:
> Hello Sadique,
>
> Thanks for your tip; i tried it by putting console=ttyS0 in the kernel 
> line of HVM guest but the result is still the same. When I launch the 
> guest with xm create -c or do xm console id, then after couple of 
> space tabs- the console hangs. I can come out of it by Cntrl-]. It 
> seems that its trying to retrieve the serial output but not getting as 
> its not complaining any more about the xenconsole not configured 
> properly...
> Any more ideas? Due to lack of console/vnc, I am not able to debug why 
> the network is not working for the VM as i cant SSH into. The problem 
> could be either the network is not properly configured or the hvm 
> guest never boots up....but to verify that I need the console access :-(((
> Cheers
> Omer
>
> On Fri, Aug 22, 2008 at 9:36 AM, Sadique Puthen <sputhenp@xxxxxxxxxx 
> <mailto:sputhenp@xxxxxxxxxx>> wrote:
>     Omer Khalid wrote:
>     > Hi Todd,
>     >
>     > I tried both xvc0 and hvc0 but it didn't work! I kept on getting the
>     > same message "xenconsole: Could not read tty from store: No such
>     file
>     > or directory".
>     >
>     > But when I put <serial='pty'> in the vm config file; then the
>     console
>     > seems to start but hangs...And the only way out is Cntrl-].
>     >
>     > By looking at the xen mail archives, it seems that HVM based VM
>     suffer
>     > from this problem. Unfortunately, I don't have the VNC for this
>     > machine other wise i could have accessed the console through it.
>     >
>     > Additionally, I also tried the following combinations in the vm
>     config
>     > file:
>     >
>     > <console="/dev/console">, <console="/dev/tty1">,
>     <console="/dev/ttyS0">
>
>     Try serial='pty' in the hvm config file and append "console=ttyS0" to
>     the kernel line of the hvm guest, not in the vm config file.
>
>     --Sadique
>
>     >
>     > I also tried the above combinations with the modifications to
>     > /etc/inittab file for getty:
>     >
>     > co:2345:respawn:/sbin/agetty <ttyS0><console> 9600
>     >
>     > But no luck :((((
>     >
>     > Any ideas?
>     >
>     > Cheers
>     > Omer
>     >
>     > On Thu, Aug 21, 2008 at 8:06 PM, Todd Deshane
>     <deshantm@xxxxxxxxx <mailto:deshantm@xxxxxxxxx>
>     > <mailto:deshantm@xxxxxxxxx <mailto:deshantm@xxxxxxxxx>>> wrote:
>     >
>     >     On Thu, Aug 21, 2008 at 12:12 PM, Omer Khalid
>     >     <Omer.Khalid@xxxxxxx> wrote:
>     >     > Hi,
>     >     > I manage to configure my xen 3.1.4 HVM installation and launch
>     >     the VM but
>     >     > "xm console <id>" seem not to work! I have a HVM Linux guest
>     >     running. The
>     >     > error I get is following:
>     >     > xenconsole: Could not read tty from store: No such file or
>     directory
>     >     > Is some thing missing in my configuration?
>     >
>     >     How is your Linux guest setup?
>     >
>     >     You will need the appropriate console specified on the kernel
>     >     command line...
>     >
>     >     hvc or xvc, I forget which is which at the moment, but you
>     should
>     >     be able to
>     >     search the mailing list archives for that (try
>     xen.markmail.org <http://xen.markmail.org>
>     >     <http://xen.markmail.org>)
>     >     (One is for the older xen linux kernels and one is for the
>     >     mainline xen linux
>     >     kernels)
>     >
>     >     You will also want to make sure that the linux guest has the xen
>     >     console support
>     >     in it.
>     >
>     >     Hope that helps,
>     >     Todd
>     >
>     >     --
>     >     Todd Deshane
>     >     http://todddeshane.net
>     >     check out our book: http://runningxen.com
>     >
>     >
>     >
>     >
>     > --
>     > Omer
>     >
>     > -------------------------------------------------------
>     > CERN -- European Organization for Nuclear
>     > Research, IT Department, CH-1211,
>     > Geneva 23, Switzerland
>     >
>     > Phone: +41 (0) 22 767 2224
>     > Fax: +41 (0) 22 766 8683
>     > E-mail : Omer.Khalid@xxxxxxx
>     > Homepage: http://cern.ch/Omer.Khalid
>     >
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>
>
>
> --
> Omer
>
> -------------------------------------------------------
> CERN -- European Organization for Nuclear
> Research, IT Department, CH-1211,
> Geneva 23, Switzerland
>
> Phone: +41 (0) 22 767 2224
> Fax: +41 (0) 22 766 8683
> E-mail : Omer.Khalid@xxxxxxx
> Homepage: http://cern.ch/Omer.Khalid
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