Case:
The operating system is Redhat Linux, the server is HP ML370 G5, RAID5 made of 5*500G hard disk. This system is equipped with Oracle 10G database. There are 3 production databases in the HP server.The hard disk 3,4 is damaged, and other hard disks are fine.Among them, the No. 3 hard disk is broken first, and it is broken after the 4th. The production data is very important and needs to be recovered.
Solution:
The engineer uses the data of each disk to make an image, scan the dedicated device for hard disks with bad sectors; analyze RAID information through the structural characteristics of the file system, eliminate the bad hard diskThe production data in the Oracle 10G database, and then imported all data into the newly prepared storage of customers, which is completely normal.