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How to Clone/Backup Linux Systems Using – Mondo Rescue Disaster Recovery Tool

Mondo Rescue is an open source, free disaster recovery and backup utility that allows you to easily create complete system (Linux or Windows) Clone/Backup ISO Images to CD, DVD, Tape, USB devices, Hard Disk, and NFS. And can be used to quickly restore or redeploy working image into other systems, in the event of data loss, you will be able to restore as much as entire system data from backup media.

Mondo program is available freely for download and released under GPL (GNU Public License) and has been tested on a large number of Linux distributions.

This article describes Mondo installation and usage of Mondo Tools to backup of your entire systems. The Mondo Rescue is a Disaster Recovery and Backup Solutions for System Administrators to take full backup of their Linux and Windows file system partitions into CD/DVD, Tape, NFS and restore them with the help of Mondo Restore media feature that uses at boot-time.

Installing MondoRescue

Once you successfully added repository rpmforge, do “yum” to install latest Mondo tool.

# yum install mondo

Creating Cloning or Backup ISO Image of System/Server

After installing Mondo, Run “mondoarchive” command as “root” user. Then follow screenshots that shows how to create an ISO based backup media of your full system.

# mondoarchive

Welcome to Mondo Rescue

Mondo Rescue Welcome Screen

Please enter the full path name to the directory for your ISO Images. For example: /mnt/backup/

Mondo Rescue Storage Directory

Select Type of compression. For example: bzip, gzip or lzo.

Select Type of Compression

Select the maximum compression option.

Select Compression Speed

Please enter how large you want each ISO image in MB (Megabytes). This should be less than or equal to the size of the CD-R(W)’s (i.e. 700) and for DVD’s (i.e. 4480).

Define Mondo Rescue ISO Size

Please give a name of your ISO image filename. For example: tecmint1 to obtain tecmint-[1-9]*.iso files.

Enter Name of Mondo Rescue

Please add the filesystems to backup (separated by “|“). The default filesystem is “/” means full backup.

Enter Backup Paths

Please exclude the filesystem that you don’t want to backup (separated by “|“). For example: “/tmp” and “/proc” are always excluded or if you want full backup of your system, just hit enter.

Enter Exclude File System

Please enter your temporary directory path or select default one.

Enter Temporary Directory Name

Please enter your scratch directory path or select default one.

Enter Scratch Directory Name

If you would like to backup extended attributes. Just hit “enter“.

Enter Extended Backup Attributes

If you want to Verify your backup, after mondo has created them. Click “Yes“.

Verify Backups

If you’re using stable standalone Linux Kernel, click “Yes” or if you using other Kernel say “Gentoo” or “Debain” hit “No“.

Select Stable Linux Kernel

Click “Yes” to proceed further.

Proceed Cloning Process

Creating a catalog of “/” filesystem.

Creating Catalog for File System

Dividing filelist into sets.

Dividing File List

Calling MINDI to create boot+data disk.

Creating Boot Data Disk

Backing up filesytem. It may take a couple of hours, please be patient.

Backing up File System

Backing up big files.

Big Files Backup

Running “mkisofs” to make ISO Image.

Making ISO Image

Verifying ISO Image tarballs.

Verify ISO

Verifying ISO Image Big files.

Verify Big Files

Finally, Mondo Archive has completed. Please hit “Enter” to back to the shell prompt.

Backup Completed

If you’ve selected default backup path, you will see an ISO image under “/var/cache/mondo/“, that you can burnt into a CD/DVD for later restore.

To restore all files automatically, boot the system with Mondo ISO Image and at boot prompt type “nuke” to restore files.

Source: http://www.tecmint.com/how-to-clone-linux-systems/

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