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How to take system backup Using tar
command in Ubuntu Linux
The following is an exemplary command of how to archive your system.
tar -cvpzf backup.tar.gz --exclude=/backup.tar.gz --one-file-system /
understand what is going on, we will dissect each part of the
is the command that creates the archive. It is modified by each
letter immediately following, each is explained bellow.
a new backup archive.
mode, tar will print what it's doing to the screen.
the permissions of the files put in the archive for restoration
the backup file with 'gzip' to make it smaller.
where to store the backup, backup.tar.gz
is the filename used in this example. It will be stored in the
current working directory, the one you set when you used the cd
options following this model instruct tar what directories NOT
to backup. We don't want to backup everything since some directories
aren't very useful to include. The first exclusion rule directs tar
not to back itself up, this is important to avoid errors during the
- Do not
include files on a different filesystem. If you want other
filesystems, such as a /home
partition, or external media mounted in /media
backed up, you either need to back them up separately, or omit this
flag. If you do omit this flag, you will need to add several more
arguments to avoid filesystems you do not want. These would be
directories in root.