[CentOS] error creating Centos 5.1 x32 dum_U instance on CentOS 5.1 x64
carlopmart
carlopmart at gmail.com
Fri Feb 29 11:02:20 UTC 2008
Rudi Ahlers wrote:
> carlopmart wrote:
>> Tom Brown wrote:
>>> Rudi Ahlers wrote:
>>>> Hi all
>>>>
>>>> This is the first time I try and get Xen working, and want to
>>>> install a few CentOS 5.1 32bit and FreeBSD 6.1 VM's on my CentOS 5.1
>>>> x64 server.
>>>>
>>>> Trying to get the first one to install is rather trivial, and I keep
>>>> on running into errors. At fist I wanted to install it fro the
>>>> cdrom, so I used "virt-install --cdrom=/dev/hdc" It booted up, and I
>>>> could choose my language, but then got an error saying I don't have
>>>> the right driver for the cdrom install. Odd.
>>>>
>>>> So, I copied the whole CD to my intranet server, to try a HTTP
>>>> installation, which got much further, but fails as soon as it starts
>>>> copying the files to the xvda partition.
>>>>
>>>> Here's what I've done:
>>>> virt-install -p
>>>> --location=http://intranet/kickstart/centos/5.1/32/os/i386 --ram=512
>>>> --file=/vm/vm03.img --name=vm03
>>>>
>>>> Probing for video card: Unable to probe
>>>> No video hardware found, assuming headless
>>>> Graphical installation not available... Starting text mode.
>>>> Welcome to CentOS
>>>>
>>>> +------------------+ Package Installation +------------------+
>>>> | |
>>>> | Name : libXt-1.0.2-3.1.fc6-i386 |
>>>> | Size : 359k |
>>>> | Summary: X.Org X11 libXt runtime library |
>>>> | |
>>>> | |
>>>> | Status: |
>>>> | |
>>>> | 53% |
>>>> | |
>>>> | Packages Bytes Time |
>>>> | Total : 349 564M 0:02:30 |
>>>> | Completed: 123 200M 0:00:53 |
>>>> | Remaining: 226 364M 0:01:37 |
>>>> | |
>>>> | 35%
>>>> Guest installation complete... restarting guest.
>>>> libvir: Xen Daemon error : POST operation failed: (xend.err "Error
>>>> creating domain: Boot loader didn't return any data!")
>>>> exception was: virDomainCreate() failed POST operation failed:
>>>> (xend.err "Error creating domain: Boot loader didn't return any data!")
>>>> Domain installation may not have been
>>>> successful. If it was, you can restart your domain
>>>> by running 'virsh start vm03'; otherwise, pleasels | <F12> next
>>>> screen
>>>> restart your installation.
>>>> [root at gimbli ~]# virsh start vm03
>>>> libvir: Xen Daemon error : POST operation failed: (xend.err "Error
>>>> creating domain: Boot loader didn't return any data!")
>>>> error: Failed to start domain vm03
>>>>
>>>>
>>>>
>>>> /var/log/messages got filled with the following messages:
>>>>
>>>> stem_r:xenstored_t:s0 tcontext=system_u:system_r:xenstored_t:s0
>>>> tclass=capability
>>>> Feb 29 10:36:59 gimbli kernel: audit(1204274218.949:2139): avc:
>>>> denied { sys_resource } for pid=2445 comm="xenstored"
>>>> capability=24 scontext=system_u:system_r:xenstored_t:s0
>>>> tcontext=system_u:system_r:xenstored_t:s0 tclass=capability
>>>> Feb 29 10:36:59 gimbli kernel: audit(1204274218.949:2140): avc:
>>>> denied { sys_resource } for pid=2445 comm="xenstored"
>>>> capability=24 scontext=system_u:system_r:xenstored_t:s0
>>>> tcontext=system_u:system_r:xenstored_t:s0 tclass=capability
>>>> Feb 29 10:36:59 gimbli kernel: audit(1204274218.949:2141): avc:
>>>> denied { sys_resource } for pid=2445 comm="xenstored"
>>>> capability=24 scontext=system_u:system_r:xenstored_t:s0
>>>> tcontext=system_u:system_r:xenstored_t:s0 tclass=capability
>>>> Feb 29 10:36:59 gimbli kernel: audit(1204274218.949:2142): avc:
>>>> denied { sys_resource } for pid=2445 comm="xenstored"
>>>> capability=24 scontext=system_u:system_r:xenstored_t:s0
>>>> tcontext=system_u:system_r:xenstored_t:s0 tclass=capability
>>>>
>>>>
>>>>
>>>> What am I doing wrong?
>>>>
>>>
>>> as far as i am aware on standard RHEL or CentOS 5 packages a 32bit
>>> domU on a 64bit dom0 is not supported and known to crash
>>>
>>
>> That's incorrent. I have three Rhel5.1 x86_64 xenhosts with different
>> 32 bits domU, centos 5.1, centos 5.0 and rhel5.1 included ...
>>
>> I think that problem is selinux. In redhat docs explains that domU
>> needs to reside on /var/lib/xen if you use selinux. You can try to
>> disable selinux (/etc/sysconfig/selinux) and all works ok.
>>
> I have got selinux disabled.
>
Are you sure?? Then, why on your /var/log/messages selinux errors appears??
--
CL Martinez
carlopmart {at} gmail {d0t} com
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