This guide shows how you can create a Live-CD from your Ubuntu Gutsy Gibbon or Linux Mint 4.0 system with a tool called remastersys. Remastersys is available in the Linux Mint romeo repository. You can customize your Ubuntu/Linux Mint system and then let remastersys create an iso image of it which you can then burn onto a CD/DVD.

Previously some there was some problem for remastering Ubuntu 9.10 (Karmic koala). Karmic Koala is using Grub 2, remastersys is designed for grub 1. Now Remastersys is redesigned for ubuntu 9.10 with grub 2 and it is working. you need Remastersys version 2.0.13-1 or higher.
All other options are just like previous versions.

It's one of the best tools out there to make a disaster recovery disc or make an ISO of your own customized Ubuntu. It's an equivalent to Windows backup and restore (if you use it only for system recovery and not to recover your personal files).

Remastersys is a tool that can be used to do 2 things with an existing Klikit or Ubuntu or derivative installation.It can make a full system backup including personal data to a live cd or dvd that you can use anywhere and install. It can make a distributable copy you can share with friends. This will not have any of your personal user data in it.

This has two handy uses: As a backup for your system or as a Live CD of your system. As a backup it will allow you to re-install a fully customized system in the same, simple manner in which you installed your base system.

I’ve tried a lot of backup software for Ubuntu, but none was quite right for what i had in mind: simple interface, the ability to select the folders which to backup, auto backup, simple restore to a selected date and most important: to backup only the changed files and folders if a previous backup with the same files and folders already exist. That untill i found Simple Backup.

Mandriva, the Linux vendor, has announced "Click'n'Backup", its own web based backup system. The service, reminiscent of the recently launched Canonical's Ubuntu One, includes online secure storage space and a backup and restore tool. Unlike Ubuntu One, the backup and restore tools are available for non-Mandriva Linux systems, Windows and Mac OS X.

Backup of database is very important in Database Projects. You can recover your data when problems occurs. A variety of backup strategies are used in MySQL. You can choose any one of them. This can also use for Installing your Software from One system to Another. This Method is not Distribution Specific, You can Use same command in Fedora, Mandriva, Debian, SUSE etc..

This tutorial explains how you can revert failed apt operations (like apt-get upgrade) and roll back to the previous system state with apt-btrfs-snapshot on an Ubuntu 12.10 system that uses the btrfs file system. apt-btrfs-snapshot creates a snapshot of the system before the apt operation.