Unable to enter the operating system after the server is powered off

Case:
The client server starts the hard disk after the power is disconnected, and the hard disk cannot be found. The customer can find the hard disk after re -inserting the RAID card and hard disk. The RAID information is not wrong. It is prompted that the system file cannot be found.

Solution:
After testing and analysis by the engineer of the data recovery center, the RAID information was damaged. There was a different data of the three plates in RAID caused by different data. The original RAID information was analyzed, and the data reorganization was successfully recovered.