Media information: RAID5 with 4 disks, hard disk brand: IBM, single disk capacity: 146.8G, single disk model: 90P1306

Customer Name: Mr. Cai

Fault description:

Customer Description Raid volume is invalid and cannot access raid data.

Data recovery process:

1. Dash raid data recovery senior engineer tests 4 member disks;

2. Analyze the RAID combination mode and eliminate the data disk that is not fresh;

3. Using Dash raid data recovery self-developed software D-recovery for RAID for virtual recombination of data;

4. The data recovery is completed after several tens of hours.

Data recovery result: data recovery succeeded

Advice to customers:

1, usually do a good job on the raid server, find problems and deal with them in time, and replace the faulty hard disk in time.

2. After the Raid array is abnormal, do not rebuild Raid, forced online or forced reorganization. These operations may result in permanent data loss.

3. Non-professionals should not disassemble or replace the Raid module. Improper operation may cause damage or coverage to the data in the hard disk, causing serious damage.

4, raid appears abnormal data when not in time to find a professional formal data recovery company () to do data recovery, so as not to cause significant loss of data permanently lost.

5, Darth data recovery, specializing in high-hard disk, raid server, database and other data recovery. Beijing data recovery senior brand.

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