When encountering RAID failures, what actions would you take subsequently? You have to know that any mistakes at that point could cause permanent data loss. So, in this article, we will teach you 4 useful tips to minimize data loss in such cases.
Nowadays, not only the businesses, but also some senior computer users start to utilize RAID due to its better performance and excellent data redundancy. But, even though it has so many merits, inevitably, it still can fail. Thus, for RAID users, it is necessary to learn some tips to minimize data loss after RAID failures. Here are 6 most effective ones.
1. Keep RAID System Offline
First of all, if you discover any problems arise in your RAID system, no matter the issues involved with controller, circuit board or misconfigurations, etc., you have to stop using the RAID system at once. This’s the best protection for your data. Or else, RAID servers would suffer further damage, such as permanent data loss like unrecoverable Outlook corruption.
2. Backup RAID
In addition, when RAID system throws out any error messages or brings up any strange phenomena, if possible, you ought to make an up-to-date data backup for the entire RAID system. In this way, even though later the system thoroughly fails, you still keep a copy of your data.
3. Insure Drive Rebuild Completed
If a hard drive is corrupt in RAID, you intend to replace the drive with a new and healthy one. Here is the critical step – Rebuild. In this course, not only the system but also every member disks are sensitive. Therefore, you have to block all other dangerous factors which can interrupt drive rebuilds. Otherwise, once rebuild is disturbed halfway, you will definitely suffer data loss.
4. Don’t Replace Components Readily
Since corrupted components, like controller or printed circuit board, is one of the most common causes of RAID failure, you may want to repair RAID by replacing the damaged parts. Nevertheless, it is not advisable virtually. Not all controllers or printed circuit boards are as same as original one. If the new is incompatible with the RAID system, data loss will definitely occur.
5. Contact Professionals for Help
For majority of newbies, figuring out the real causes of RAID failures is quite hard. Therefore, if you cannot make clear why your RAID fails, you should not attempt DIY repair. The best resort is to ask relevant professionals for suggestions. There are multiple such services in today’s market as long as you can afford it.
6. Make an Image before DIY Recovery
Last but not least, even though you have confirmed the causes for RAID failures, you have to make some necessary preparation steps. One of the most crucial ones is to make an image in advance. By this means, you can extend the chances of a data recovery once again if the first DIY repair fails.
Shirley Zhang is a data recovery expert in DataNumen, Inc., which is the world leader in data recovery technologies, including mdf repair and outlook repair software products. For more information visit www.datanumen.com
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