Case:
A HP DL380 G7 server, RAID5 made by the 4*300G SAS hard disk, the customer did not replace the bright red light hard disk in time in normal use, which caused the server to enter the system and the array collapsed.
Solution:
The engineer uses the data of each disk to make an image; analyzes RAID information through the structural characteristics of the file system, eliminates the bad hard disk, and builds a virtual RAID.Customer acceptance data.