RAID server drive disk array data recovery:RAID0 ,RAID1 ,RAID5、RAID5+1、RAID5EE、RAID6 ,Novell, Linux, Unix and other special systems. Failure type: The RAID disk array is damaged, and data is lost. Typical characteristics: 1. There are multiple physical hard disk indicator alarms in the RAID storage; 2. RAID management shows that numerous physical hard disks are offline or missing; 3. RAID information is lost, and all physical hard drives are no longer ONLINE; 4. RAID fails to enter the RAID management interface or crashes when viewing RAID related information.