Specifications

# kpartx -a /dev/xen/guest1

#vgscan

Reading all physical volumes . This may take a while...

Found volume group "VolGroup00" using metadata type 1vm2

# vgchange -ay VolGroup00

2 logical volume(s) in volume group VolGroup00 now active.

# lvs

LV VG Attr Lsize Origin Snap% Move Log Copy%

LogVol00 VolGroup00 -wi-a- 5.06G

LogVol01 VolGroup00 -wi-a- 800.00M

# mount /dev/VolGroup00/LogVol00 /mnt/

....

#umount /mnt/

#vgchange -an VolGroup00

#kpartx -d /dev/xen/guest1

You must remember to deactivate the logical volumes with vgchange -an, remove the partitions

with kpartx-d , and delete the loop device with losetup -d when you finish.

12. Common Troubleshooting Situations

When you attempt to start the xend service nothing happens. You type xm list1 and receive

the following:

Error: Error connecting to xend: Connection refused. Is xend running?

You try to run xend start manually and receive more errors:

Error: Could not obtain handle on privileged command interfaces (2 = No such

file or directory)

Traceback (most recent call last:)

File "/usr/sbin/xend/", line 33 in ?

from xen.xend.server. import SrvDaemon

File "/usr/lib/python2.4/site-packages/xen/xend/server/SrvDaemon.py" , line

26 in ?

from xen.xend import XendDomain

File "/usr//lib/python2.4/site-packages/xen/xend/XendDomain.py" , line 33,

in ?

from xen.xend import XendDomainInfo

File "/usr/lib/python2.4/site-packages/xen/xend/image.py" , line37, in ?

import images

Common Troubleshooting Situations