[sles-beta] Admin Server fails to boot on Xen

Eugen Block eblock at nde.ag
Thu Oct 29 02:00:40 MDT 2015


Hi Wesley,

> @Eugene, Does the reboot fail on the first reboot, even with the  
> kernel installed?

that is correct. It's the first reboot during installation process. I  
checked the file systems before the reboot and the kernel was  
installed. So I guess I'll follow up on Mike's suggestion and file a SR.

Regards,
Eugen


Zitat von Wesley Coleman <WColeman at africanbank.co.za>:

> Hi Guys,
>
> @Eugene, Does the reboot fail on the first reboot, even with the  
> kernel installed?
> @Aman, Did you manage to sort out your issue.  I reinstalled my  
> kernel and grub 2 and then fully patched the servers.  So far they  
> have been stable for a few days.
>
> Kind regards
> Wes
>
> -----Original Message-----
> From: Aman Nijhawan [mailto:anijhawan at vmware.com]
> Sent: Wednesday, October 28, 2015 6:54 PM
> To: Eugen Block
> Cc: Wesley Coleman; sles-beta at lists.suse.com
> Subject: Re: [sles-beta] Admin Server fails to boot on Xen
>
> I have faced similar issues with SLES12SP0 on vmware.
>
>
> On Oct 28, 2015, at 9:51 AM, Eugen Block <eblock at nde.ag> wrote:
>
>> Hi,
>>
>> thanks for your response.
>> I just tried your suggestion. Before the system rebooted for the  
>> first time I took a look into the file system, the kernel ist  
>> there, nothings seems to be missing. So I guess I'm facing a  
>> different issue. What else can I try to figure that out?
>>
>> Regards,
>> Eugen
>>
>>
>> Zitat von Wesley Coleman <WColeman at africanbank.co.za>:
>>
>>> I've had this issue on SLES 12 installed on VMWare.  The cause is  
>>> that for some reason the kernel gets deleted/removed.  Before the  
>>> reboot check that the kernel is still installed.  If not,  
>>> reinstall the kernel as well as grub2.
>>>
>>> -----Original Message-----
>>> From: sles-beta-bounces at lists.suse.com
>>> [mailto:sles-beta-bounces at lists.suse.com] On Behalf Of Eugen Block
>>> Sent: Wednesday, October 28, 2015 2:03 PM
>>> To: sles-beta at lists.suse.com
>>> Subject: Re: [sles-beta] Admin Server fails to boot on Xen
>>>
>>> Hi,
>>>
>>> this is a follow up on my problem regarding a SLES12-SP1 virtual  
>>> machine on a Xen host.
>>>
>>> The reported issue in my previous mail refers to an installation  
>>> where "/boot" was installed on a sperate ext4 partition, the  
>>> remaining file system was btrfs. This had to do with earlier  
>>> problems, I wanted to avoid them.
>>>
>>> Today I reinstalled SLES12-SP1 with default partitioning. The only  
>>> changes I made were in the network settings. But the problem was  
>>> the same, after reboot the VM gets stuck in grub. Only this time  
>>> I'm not able to boot it manually with any grub commands.
>>>
>>> For reference, I installed SLES12-SP0 again, with the exact same  
>>> settings (default except network). This VM reboots successfully.
>>>
>>> Any ideas?
>>>
>>> Regards,
>>> Eugen
>>>
>>>
>>> Zitat von Eugen Block <eblock at nde.ag>:
>>>
>>>> Hi everyone,
>>>>
>>>> I'm currently trying to upgrade from cloud 5 to cloud 6 beta. During
>>>> installation of the Admin server I'm facing some difficulties. The
>>>> admin server is supposed to run as a xen-guest on a SLES11-SP4 host.
>>>> The installation itself went smoothly, but after reboot the vm gets
>>>> stuck in the grub command line. It is possible to boot the vm,
>>>> though: in grub cmd I just have to execute these commands manually,
>>>> and then it boots successfully (until next reboot):
>>>>
>>>> --- cut here ---
>>>>
>>>> set root='hd0,msdos3'
>>>> linux   /vmlinuz-xen root=UUID=e557cc68-5b12-48a2-a15f-da9b2c75dfcb
>>>> 192.168.103.5 resume=/dev/xvda1 splash=silent quiet showopts initrd
>>>> /initrd-xen boot
>>>>
>>>> --- cut here ---
>>>>
>>>>
>>>> I have been able to install SLES12 on a xen guest before, but it
>>>> fails now on SLES12-SP1.
>>>> An excerpt of the xen config file for the admin server:
>>>>
>>>> --- cut here ---
>>>>
>>>> builder="linux"
>>>> kernel="/usr/lib/grub2/x86_64-xen/grub.xen"
>>>>
>>>> --- cut here ---
>>>>
>>>> nameserver is also set.
>>>> If you need any further information to analyze I would be happy to
>>>> provide missing info.
>>>>
>>>> I would appreciate any help.
>>>>
>>>> Regards,
>>>> Eugen
>>>>
>>>> --
>>>> Eugen Block                             voice   : +49-40-559 51 75
>>>> NDE Netzdesign und -entwicklung AG      fax     : +49-40-559 51 77
>>>> Postfach 61 03 15
>>>> D-22423 Hamburg                         e-mail  : eblock at nde.ag
>>>>
>>>>         Vorsitzende des Aufsichtsrates: Angelika Mozdzen
>>>>           Sitz und Registergericht: Hamburg, HRB 90934
>>>>                   Vorstand: Jens-U. Mozdzen
>>>>                    USt-IdNr. DE 814 013 983
>>>>
>>>> --
>>>> Eugen Block                             voice   : +49-40-559 51 75
>>>> NDE Netzdesign und -entwicklung AG      fax     : +49-40-559 51 77
>>>> Postfach 61 03 15
>>>> D-22423 Hamburg                         e-mail  : eblock at nde.ag
>>>>
>>>>        Vorsitzende des Aufsichtsrates: Angelika Mozdzen
>>>>          Sitz und Registergericht: Hamburg, HRB 90934
>>>>                  Vorstand: Jens-U. Mozdzen
>>>>                   USt-IdNr. DE 814 013 983
>>>>
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>>>
>>>
>>>
>>> --
>>> Eugen Block                             voice   : +49-40-559 51 75
>>> NDE Netzdesign und -entwicklung AG      fax     : +49-40-559 51 77
>>> Postfach 61 03 15
>>> D-22423 Hamburg                         e-mail  : eblock at nde.ag
>>>
>>>         Vorsitzende des Aufsichtsrates: Angelika Mozdzen
>>>           Sitz und Registergericht: Hamburg, HRB 90934
>>>                   Vorstand: Jens-U. Mozdzen
>>>                    USt-IdNr. DE 814 013 983
>>>
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>>
>>
>>
>> --
>> Eugen Block                             voice   : +49-40-559 51 75
>> NDE Netzdesign und -entwicklung AG      fax     : +49-40-559 51 77
>> Postfach 61 03 15
>> D-22423 Hamburg                         e-mail  : eblock at nde.ag
>>
>>        Vorsitzende des Aufsichtsrates: Angelika Mozdzen
>>          Sitz und Registergericht: Hamburg, HRB 90934
>>                  Vorstand: Jens-U. Mozdzen
>>                   USt-IdNr. DE 814 013 983
>>
>> _______________________________________________
>> sles-beta mailing list
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>
> The information in this e-mail is confidential and is legally privileged.
> It is intended solely for the addressee.  Access to this e-mail by
> anyone else is unauthorised. If you are not the intended recipient,
> any disclosure, copying, distribution or any action taken or omitted in
> reliance on it, is prohibited and may be unlawful. Whilst all reasonable
> steps are taken to ensure the accuracy and integrity of information and
> data transmitted electronically and to preserve the confidentiality
> thereof, no liability or responsibility whatsoever is accepted if
> information or data is, for whatever reason, corrupted or does not
> reach its intended destination.
>
> If any view or opinion is expressed in this e-mail, such views or
> opinions are those of the sender unless it is clearly stated that it is
> that of African Bank.
>
> African Bank Ltd is an authorised financial services and registered  
> credit provider: NCRCP5.



-- 
Eugen Block                             voice   : +49-40-559 51 75
NDE Netzdesign und -entwicklung AG      fax     : +49-40-559 51 77
Postfach 61 03 15
D-22423 Hamburg                         e-mail  : eblock at nde.ag

         Vorsitzende des Aufsichtsrates: Angelika Mozdzen
           Sitz und Registergericht: Hamburg, HRB 90934
                   Vorstand: Jens-U. Mozdzen
                    USt-IdNr. DE 814 013 983



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