Case:
The server is a RAID5 composed of 4 disks. Customers call it a drop of the No. 0 and No. 2 disk. The customer does not know that the disk is dropped first, and the server cannot enter the system.
Solution:
The engineer was tested and found that the four plates of the server were damaged in the four plates of the server, and the loop of the No. 2 disk was damaged.The engineer preferred to use a computer micro -control opening machine in the 100 -level dust purification room to open the market, and then replaced the magnetic head and used professional tools to correct the magnetic head error.Then use professional software mirrors to set data in the data.Replace the matching circuit board on the No. 2 disk.Analysis and calculation through professional software, re -virtual RAID, and export data.For databases for offset calculation, repair, import the database, and run successfully, successfully restore server data