What is Bare Metal Disaster Recovery?

If you are looking to know “what is bare metal disaster recovery” and how you can restore the system during the disaster situation then keep on reading this article. It will tell you about bare-metal recovery, advantages of bare metal recovery, and much more.

 

What is Bare Metal Disaster Recovery

 

What is Bare Metal Recovery

 

The main question arises in one’s mind is that what exactly is bare metal recovery?

The question is obvious. Basically, Bare-metal recovery is the method in which server or system is recovered from scratch and brought it up to the last working state. This comes under “Disaster Recovery Methods“.

In this method, a blank server is taken (bare-metal) which has nothing installed on it and then using this technique complete operating system, softwares, with working configuration. It does not require any of the previous operating system or software for restoring.

For this method, some disk imaging softwares are used to take images of the working system or the snapshot. It includes full operating system, application (including configuration), etc., which is stored on CD, file server or hard disks.

 

Scenario’s Where Bare Metal Recovery is Used

 

  • Fast Recovery of Crashed Server or System.
  • Hard drive failure or system crash.
  • Movement from Hard Disk to SSD.
  • Blue screen of death (BSOD).
  • System won’t come up.
  • During Disaster time like Fire, flood, etc.
  • DR Testing

There could be many other reasons for using bare-metal recovery. Also, Bare-metal recovery has different type depending upon the method of recovery on the system.

1. Physical to physical
2. Virtual to virtual
3. Physical to virtual
4. Virtual to physical

Explanation about above restore methods will be explained in coming articles, so do not forget to subscribe to us.

 

Advantages & Disadvantages of Bare Metal Recovery

 

Bare metal recovery has many advantages and also few disadvantages, which we will discuss below in this article.

Bare metal recovery is one of the best methods to restore entire servers from scratch without building it step by step. Moreover, it is very fast from traditional backup recovery methods. So, if your server is crashed and you want to build a new server from scratch with all the programs and operating system, then this technique could be useful.

Bare metal recovery also helps in saving a lot of time of system administrators as during a disaster you can get exact same state of the operating system along with all the configuration and settings, and thus no need to reinstall anything.

The main drawback of bare metal recovery is that it requires the exact hardware as previous one. If you don’t have exact hardware starting from BIOS, your system may not come up. Also such disaster recovery method is confined to a particular operating system only and are not cross platform.

 


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