Showing posts from March 18, 2012

Linux OS backup and Restoration using ReaR – Relax & Recover

ReaR – Relax and Recover is an Opensource tool for backing up your OS. The Physical to Virtual and Virtual to Physical migration of OS is also possible with ReaR You can also integrate your favorite backup tools like IBM TSM or HP Data Protector with ReaR to backup the OS to External Storage
Here is the setup I used
OS :openSuSE 11.4 ReaR package: rear-1.10.0-23.1.noarch Pre-requisites 1: RPMs mingetty binutils iputils tar gzip ethtool syslinux iproute2 lsb genisoimage nfs-client rpcbind rpmlib(PayloadFilesHavePrefix) <= 4.0-1 rpmlib(CompressedFileNames) <= 3.0.4-1 /bin/bash rpmlib(PayloadIsLzma) <= 4.4.6-1
Pre-requisite 2: NFS server ( I used RHEL5 )with a share /rear/backup and the share must have write permission /etc/exports /rear/backup*(rw,no_root_squash) service nfs start showmount –e ---------------------------------------------- If yor NFS server is already running, then Add “/rear/backup*(rw,no_root_squash)” to /etc/exports exportfs –a showmount –e
The main configuration file is /etc…