Every system should have backups. In case of emergency, backup are very useful. Your backup can save you hours of downtime with a minimum impact.
There's is some tools you can use to back up your entire system or your most important files.
rsync are some tools you can use to back up files and folders.
automysqlbackup is a tool to backup your MySQL databases.
Here's an example of a folder backup including all the sub-folders and files within.
tar -cvf archive-name.tar dir1 dir2 dir3....
Now, let's compress it:
gzip -9 archive-name.tar
You can use
bzip2 instead. bzip2 has a better compression rate but is a little slower.
To combine both command, you can use the
dump is written specifically for backups. It backs up the entire file system and allows multiple levels of backups. The corresponding
restore command allows for restore from a dump backup.
For example, to back up /boot file system:
dump 0zf backup.boot /boot
There's an easy command to back up MySQL databases.
automysqlbackup can automatically make daily, weekly, and monthly backups of your MySQL database.
sudo aptitude install automysqlbackup
sudo vi /etc/default/automysqlbackup
All the backup are stored in the
/var/lib/automysqlbackup by default. It is recommended to change this folder. To change the default backup folder, edit the file and modify the
BACKUPDIR= to the new location.
You can also receive an email if there's an error while running the backup. To do this, you need to change the
MAILADDR= and add your email address.
Backup Home Folder
You can back up your entire home folder using the
zip command. If you want to exclude some folder, you need to use the
zip -r myzipbackup.zip * --exclude=access_log --exclude=public_ftp --exclude=tmp