Imagine waking up one day to find you have lost all your data. Sounds dreadful, doesn't it? Well, it can be an awful situation for all, and this is the primary reason developers should keep a backup of their website. It is one reason developers create a backup on Linux Server (the most secure server).
Let us consider the other reasons that make a backup so necessary.
If you haven't backed up your data is like not having them at all !! -- anonymous
Why Is Having Backup Important?
Some Web hosts don't provide a backup facility for your website; therefore, you need to do a backup of the site for your protection manually. That's why choosing a reliable hosting provider that provides high availability and backup features is always recommended.
Having original development site is not enough because everything can't be stored in the original form. If you own a site that has a forum for users to carry on discussions, then, of course, the most recent content is usually uploaded by the users, and this data will only be stored on your website.
If you have monetized your site, you know how important it is for the website to remain live throughout the day. A loss of data, even for a day, can cause income loss. In such a situation, it becomes essential to have the backup ready.
Doing a backup is also a way of protecting the website from a virus attack. Even if you lose your data because of a virus or malware attack, you will have the backup data to replace the original data.
Last, you should have a backup of your website just for your peace of mind. Imagine how relieved you will be when you know your content is secure. Also, to ensure the high availability of your website to all visitors, even after something wrong has happened, you need to create a backup on Linux Servers. Ensure you don't choose a cheap host for your website because it won't give a good return. Always go for a reliable hosting provider when thinking of long-term profit.
Various Types of Backup Approach for Linux Servers
Backup is of two different kinds: full backups and incremental backups. Both backups can be created using various methods, discussed below:
1. Rsync: It is a tool for command line backup that features impressive backup. It allows doing both local and remote backups without compromising the privacy of the data. The best part of using Rsync for the backup is it can be done with the help of scripts.
Bacula is a well orchestrated backup solution that can easily manage local and remote backups by leveraging a client-server model. It can also be configured to backup system for huge heterogeneous networks. Configuration options are flexible and provide full control over the backup environment.
3. Backupninja: It is a powerful backup tool that gives the users the freedom to design the backup activity configuration files according to their needs. It allows the users to do a secure remote and incremental backup over a network. One can schedule a backup in this tool, and scripts can handle all the new forms of the backups available on the system.
4. BackupPC: It is a cross-platform backup software commonly utilized by Linux users. The software guarantees high performance. Apart from doing the primary backup, it also does a lot of other tasks, like compression of the files, to reduce usage of disk space and flexible backup restoration. Also, BackupPC automatically notifies the user whenever there is need of backup.
5. Luckybackup: It is a powerful tool with an easy user interface, which makes carrying out the backup procedure easy. The software is powered by rsync backup tool. It also creates multiple backup snaps to keep track of all the records of the backup. The privacy of the user is taken care of while carrying out the backup.
A reliable hosting would ensure the backup of your website is created automatically and make sure your host provides these services.
One of these approaches can be used for carrying out backup for the Linux servers.
How to Install Rsnapshot Using CentOS in Linux?
If you are looking to carry out a backup on Linux, then rsync is one the most reliable option you have. A key advantages of using rsync for backup is the speed and reliability.
However, rsync has its drawback. It doesn’t keep the old version of the files. This issue is addressed by rsnapshot that provides full backup on Linux using rsync and Perl.
In the next part of this series, we'll consider a step by step procedure on how to setup a snapshot on CentOS
There is no one single backup method that will serve all purposes. However, the important thing is to have a backup that can ensure high availability for your web applications. A reliable cloud hosting provider should offer automated backup to ensure your application always has high availability, even after a mishap.
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