Re: [Xen-users] xen 3.4.3 -- xend service failing to start -- Permission denied

[Alexander Zherdev <azherdev@xxxxxxxxx>]

Arghhh, my bb cut off the bottom! Didn't see your grub setting... :(

On 1/4/2011 1:42 PM, Joe Linoff wrote:
> Hi Folks:
>
> I am trying to start a domU on a Xen 3.4.3 dom0 based on CentOS 5.5 but
> it keeps giving me message that says:
>
>     libvir: Xen Daemon error : internal error failed to connect to xend
>     libvir: Xen Daemon error : unable to connect to 'localhost:8000':
> Connection refused
>
> I tried 'service xend restart' but that didn't help. After digging a bit
> I found the following error message in /var/log/xen/xend.log:
>
>     [2011-01-04 13:28:15 16215] ERROR (SrvDaemon:349) Exception starting
> xend ((13, 'Permission denied'))
>     Traceback (most recent call last):
>       File
> "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvDaemon.py", line
> 341, in run
>         servers = SrvServer.create()
>       File
> "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvServer.py", line
> 251, in create
>         root.putChild('xend', SrvRoot())
>       File
> "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvRoot.py", line
> 40, in __init__
>         self.get(name)
>       File "/usr/lib64/python2.4/site-packages/xen/web/SrvDir.py", line
> 84, in get
>         val = val.getobj()
>       File "/usr/lib64/python2.4/site-packages/xen/web/SrvDir.py", line
> 52, in getobj
>         self.obj = klassobj()
>       File
> "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvNode.py", line
> 30, in __init__
>         self.xn = XendNode.instance()
>       File "/usr/lib64/python2.4/site-packages/xen/xend/XendNode.py",
> line 948, in instance
>         inst = XendNode()
>       File "/usr/lib64/python2.4/site-packages/xen/xend/XendNode.py",
> line 91, in __init__
>         self.other_config["xen_pagesize"] =
> self.xeninfo_dict()["xen_pagesize"]
>       File "/usr/lib64/python2.4/site-packages/xen/xend/XendNode.py",
> line 937, in xeninfo_dict
>         return dict(self.xeninfo())
>       File "/usr/lib64/python2.4/site-packages/xen/xend/XendNode.py",
> line 881, in xeninfo
>         info['xen_scheduler'] = self.xenschedinfo()
>       File "/usr/lib64/python2.4/site-packages/xen/xend/XendNode.py",
> line 871, in xenschedinfo
>         sched_id = self.xc.sched_id_get()
>     Error: (13, 'Permission denied')
>
> Here is the output from xend-debug.log (note that I tried 'sysctl -p
> /etc/sysctl.conf' earlier):
>
>     Xend started at Tue Jan  4 13:28:15 2011.
>     sysctl operation failed -- need to rebuild the user-space tool set?
>     Exception starting xend: (13, 'Permission denied')
>
> But I don't understand what these messages are trying to tell me. Can
> you suggest how this error can be fixed?
>
> Here is my /boot/grub/grub.conf file:
>
>     default=0
>     timeout=5
>     hiddenmenu
>     title CentOS (2.6.18-194.26.1.el5xen)
>          root (hd0,0)
>          kernel /xen.gz-3.4.3
>          module /vmlinuz-2.6.18-194.26.1.el5xen ro
> root=/dev/VolGroup00/LogVol00
>          module /initrd-2.6.18-194.26.1.el5xen.img
>
>
> Thanks,
>
> Joe
>
>
>
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