Media information: HP server, RAID 5 made by 3 hard disks, hard disk brand: Seagate, single disk capacity: 300G, server system: LINUX system Customer Name: Beijing Technology Company Fault description: Some of the client's server data is lost, but the access log of the day is not lost. After the server is restarted, it is still in the previous state. Data recovery process: 1. The Darth data recovery engineer first removes and marks the server raid hard disk, and then detects all the original disks to determine whether there are bad sectors causing file loss. The detection result is that the hard disk has no bad sectors; 2. The engineer performs the underlying sector image on all the original disks to further ensure the security of the original data; 3. Perform data underlying analysis on the image file that is completed afterwards to determine the RAID combination mode; 4. Use Dass's independent research and development raid data recovery software D-recovery for RAID for virtual combination and recovery of data; 5. Check the data in the partition to determine whether there is a file required by the customer, and restore the required file. After one day of data recovery, the data is confirmed after the client verification. Data recovery results: 100% success in data recovery Advice to customers: When the server or raid is lost, do not save (write) the data to the partition where the file is located to avoid overwriting the lost file and cannot recover it. Usually use the raid process to back up important data regularly. Do a good job on the maintenance of the raid and find that the abnormal hard disk should be replaced in time. When the raid crash data is missing, find a professional data recovery company () to do data recovery in time to avoid a major loss of permanent data loss. Darth data recovery, specializing in high-hard disk, raid server, database and other data recovery. Beijing Data Recovery will find Das Technology. Paper Towel,Hand Paper Towel,Bulk Paper Towel,Wholesale Paper Towel DONGGUAN YEE HUP TRADING CO,.LTD , https://www.yeehupack.com