Dell Appassure 5 User Guide

Dell AppAssure User Guide
Version 5.4.3 Revision B269 •Verifying a Bare Metal Restore. After starting the bare metal restore, you can verify and monitor your 
progress. See Verifying the bare metal restore from the command line.
•You can monitor the progress of your restore. See Viewing the recovery progress.
•Once completed, you can start the restored server. See Starting a restored target server.
•Troubleshoot the BMR process. See Troubleshooting connections to the Universal Recovery 
Console and...

Dell AppAssure User Guide
Version 5.4.3 Revision B270
Downloading a boot ISO image for Linux
The first step when performing a bare metal restore (BMR) for a Linux machine is to download the Linux Live 
DVD ISO image from the Dell AppAssure License Portal. The Live DVD functions with all Linux file systems 
supported by AppAssure, and includes a bootable version of Linux, a screen utility, and the AppAssure Universal 
Recovery Console (URC) interface. The AppAssure Universal Recovery Console is an...

Dell AppAssure User Guide
Version 5.4.3 Revision B271
Loading the Live DVD and starting the target machine
After you obtain the Live DVD ISO image, you need to start the Linux machine from the newly created Live DVD.
This task is a step in Performing a bare metal restore for Linux machines. It is part of the process for Managing a 
Linux boot image.
To load a Live DVD and start the target machine
1 Navigate to the new server and load the Live DVD image from the appropriate location. Specify that the...

Dell AppAssure User Guide
Version 5.4.3 Revision B272
To create partitions on the destination drive
1 Optionally, you can start the Screen utility. Once started, it remains active until you reboot the machine.
2 From the command line, enter the following command and then press Enter to change privileges to run 
as administrator and then list existing disk partitions:
sudo fdisk -l
A list of all volumes appears.
This example assumes the volume you want to partition is /dev/sda. If your volume is different...

Dell AppAssure User Guide
Version 5.4.3 Revision B273
Formatting partitions on the destination drive
After creating partitions on a new volume on the destination drive, you must format the partitions before they 
can be mounted. If this situation applies to you, follow this procedure to format partitions in Ext3, Ext4, or XFS 
formats.
This task is a step in Performing a bare metal restore for Linux machines. It is part of the process for Managing 
Linux partitions.
To format partitions on the...

Dell AppAssure User Guide
Version 5.4.3 Revision B274
Mounting partitions from the command line
If performing a BMR using the AppAssure Core Console, you must first mount the appropriate partitions on the 
destination machine. Perform this from the command line in the Universal Recovery Console.
This task is a step in Performing a bare metal restore for Linux machines. It is part of the process for Managing 
Linux partitions.
Complete the steps in this procedure to mount partitions on the Linux machine...

Dell AppAssure User Guide
Version 5.4.3 Revision B275 To launch a BMR from the command line, perform the following tasks.
•Starting the Screen utility
•Launching a bare metal restore for a Linux machine using the command line
This process is a step in Performing a bare metal restore for Linux machines.
Starting the Screen utility
Included on the Live DVD is Screen, a utility which is available when you boot from the Live DVD into the 
Universal Recovery Console. Screen allows users to manage multiple...

Dell AppAssure User Guide
Version 5.4.3 Revision B276 A list displays showing the machines protected by the AppAssure Core. It lists the machines found by line 
item number, the host display name or IP address, and an ID number for the machine.
4 To list the recovery points for the machine that you want to restore, type the list recovery points 
command using the following syntax and then press Enter:
lr 
A list displays the base and incremental recovery points for that machine. This list includes:
•A...

Dell AppAssure User Guide
Version 5.4.3 Revision B277 6 When prompted to proceed, enter y for Yes and then press Enter.
After the restore begins, a series of messages will display that notify you of the restore completion 
status.
7 Upon a successful restore, exit aamount by typing exit and then press Enter.
8 Your next step is to verify the restore. For more information, see Verifying the bare metal restore from 
the command line.
Verifying the bare metal restore from the 
command line
Dell recommends...

Dell AppAssure User Guide
Version 5.4.3 Revision B278
Using the command line to make a restored
Linux machine bootable
Once you complete a clean file system check on the restored volume, you must create bootable partitions.
GNU Grand Unified Bootloader (GRUB) is a boot loader that allows administrators to configure which operating 
system or specific kernel configuration is used to start the system. After a BMR, the configuration file for GRUB 
must be modified so that the machine uses the appropriate...