Media information:
RAID5 with 3 disks, single disk capacity: 146G, hard disk brand: Seagate, model: ST3146755SS
Customer Name: Beijing Cultural and Cultural Management Co., Ltd.
Fault description:
Raid crashes, data cannot be read
Data recovery process:
1. Dash raid data recovery senior engineer checks the disk to confirm whether there is any fault, and the detection result is faulty for the 0th disk head;
2. Data cloning of other fault-free disks. After the engineer finds the matching head, the head is damaged in the hard disk. The head module is replaced in the 100-level clean room. After the replacement, the mirror image data is received on the professional recovery tool.
3. Perform data underlying analysis on all the data that is mirrored to determine the RAID combination mode;
4. Use Dass recovery data recovery self-developed software D-recovery for RAID for virtual recombination of data;
5. After all the data is recovered in a few hours, it is completely consistent with the customer's verified data.
Data recovery results: 100% success in data recovery
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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