User Manual

Storix System Back up Administrat or 3 Citrix XenServ er Recover y Guide

Storix is a registered trademark of Storix, Inc in the USA. SBAdmin is a trademark of Storix, Inc in the USA and other countries

Here we can see the uuid used to identify the disk. Using the “lvdisplay” command we can see all logical

volumes on the do m0 system.

# lvdisplay

--- Logical v olume -- -

LV Name /dev/VG_Xen Storage-f8 d9b6cb-6a94- 5340-0cc9 -5182785b139 1/VHD-

477479e2-e5b5-4e 3e-bf99- ad82e5263c67

VG Name VG_XenStora ge-f8d9b6c b-6a94-5340- 0cc9-5182 785b1391

LV UUID 1TJBQp-7qML -SY3T-Oz8j -b6nk-O5DE-y 3wgOR

LV Write Acces s read/write

LV Status NOT availab le

Activate the volume with the following command.

# lvchange -ay / dev/VG_X enStorage-f8 d9b6cb-6a9 4-5340-0cc9- 5182785b1 391/VHD-4 77479e2-

e5b5-4e3e-bf99-a d82e5263 c67

After the back up complet es, the lo gical vol ume can b e restore d to its or iginal state as follo ws.

# lvchange -an /dev/VG_Xe nStorage- f8d9b6cb-6a9 4-5340-0c c9-5182785b1 391/VHD- 477479e2-e 5b5-

4e3e-bf99-ad82e5 263c67

Further infor mation about backu p profiles a nd snapshot back ups can be found in th e SBAdmin User

Guide

Making CDROM type bootmedia on dom0

When creating CDROM type boot media it is necessary to have either the mkisofs or genisoimage

command av ailabl e on the s ystem creat ing the boot m edia. By d efault Cit rix Xen Server (d om0) d oes not

ship with this installed. It is possible to get the command by enabling the Centos base repositories and

using yu m to inst all t he com mand.

To enable the repository edit the file /etc/yum.repos.d/CentOS-Base.repo ch ange t he opt ion f rom

enabled= 0 to enabl ed= 1. T hen us e the foll owing c omma nd to in stall mkisof s.

# yum install mk isofs

For further information about creating boot media please refer to the SBAdmin User Guide.

Determining Hypervisor File Used by dom0 (multiboot file)

The SBAdmin pr ocess to creat e a system backup of dom0 requ ires knowing t he Xen hypervisor file dom0

is running under. You may also see the Xen hypervisor file referred to as the multiboot file. It will be

required that the user manually specify the file. Note that this file must also be updated if the hypervisor is

changed with system updates.

To manually determine the hypervisor that was used to boot dom0, it will be necessary to know which

EXTLINUX entry was chosen at boot time. You will need to determine the stanza found in the file

/boot/extlinux.conf that was us ed to bo ot the sys tem. Withi n the st anza t here will be a lin e similar t o the

following which identifies the Xen hypervisor file: