Raid Data Recovery - How it Works?

  

Monday, April 26, 2010

RAID Data Recovery Simple Guide

RAID RECOVERY - What actually it is?

RAID stands for Redundant Array of Inexpensive Disks which is is a method of combining several hard drives into one unit. This method offers fault tolerance (the ability of a system to continue to perform functions even when one or more hard disk drives have failed) and higher protection against data loss than a single hard drive.

Why Do We Need For RAID RECOVERY?

RAID provides real-time data recovery when a hard drive fails, it increasing system uptime and network availability while protecting against data losses. The other advantage of the system is that multiple disks working together to increase the overall system performance and that's why any individual or company could benefit from having a RAID RECOVERY system in place.

Different Levels RAID Data Recovery

There are several different levels of RAID recovery processes available. Each level offers various advantages in terms of data availability, cost and the performance. Your best bet is to assess what your needs in order to identify which level is most suitable for you. The most popular RAID systems are the following:

RAID 0 - Data striping (no data protection). The benefit of this system is that it offers the highest performance.

RAID 1- Disk Mirroring (provides data protection by duplicating all data from a primary drive on a secondary drive). The benefit of this system is it offers the highest data protection.

RAID 0/1- This combines both Raids 0 and 1. The benefit here is highest performance + highest data protection.

RAID 5 - Data striping with distributed parity (a form of data protection that recreates the data of failed drive in a disk array). This system offers the best cost performance for multidrive environments.

Having a RAID system installed can provide a greater data security over potential loss of data. With RAID installed you can rest assured that even in the event of a system failure your important data will be safe and can be recovered back.

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