Case:Use two Seagate 500G hard disks to form an LVM, and use it on the Linux server. After a shutdown and maintenance server, the server cannot restart the problem. Solution:After the engineer got the hard disk, the hard disk was detected and found that one of the hard disks had a large number of bad…

Case:The 4 RAID5,0 plate of a company’s server is always online, 1, No. 2 for compulsory power disk after power -on, hard disk does not recognize. Solution:The data recovery center was tested by the engineer, and the No. 0 was intact.The magnetic head 1 and 2 have a slight disadvantage. The engineer first made the…

Case:The server cannot be started after shutting down, and the group is available for data.The customer then contacted our engineers and did not perform other operations. We immediately performed disk repair Solution:Our engineer first unplugs the hard disk from the server in order and numbered it according to the disk; then the hard disk was…

Case:The server is a RAID5 composed of 4 disks. There were hard disks bright yellow lights before, but the server could be used normally, so I didn’t care about it. I found that the server could not turn on normally when I went to work the day before yesterday. Solution:After testing by the server engineer…

Case:According to customers, the server is the company’s mail server.The company’s network management cleaned the email in early September in early September, but recently needed to inquire a mail in May 2013, and data recovery is required.The IT department has returned to it once and saw the directory but it was damaged.From a friend to…

Case:A HP server of the customer, a RAID5 composed of 5 146G 2.5 -inch SAS hard disks. The array collapsed and the array information was lost. Solution:The engineer first did the hardware test of the 5 hard disks. The magnetic head was damaged by the No. 5 disk. There was a physical bad sector on…

Case:The customer was modifying the website, and when the data was uploaded, the website suddenly found that the website could not be opened.I thought it was the machine room restarted the server.After a few minutes, I couldn’t open it.The staff of the computer room did not do it at all. Instead, the server was attacked,…

Case:The RAID5 HP server server composed of 141 146G SAS interface hard disks alarm for multiple disks. The server cannot be lucky. The customer then contacts our engineers and did not perform other operations. We immediately fixed disk. Solution:Data recovery engineers operate 8 hard disks one by one. After analyzing the data storage rules and…

Case:The client server starts after the power is disconnected. 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. Solution:After testing and analysis by the engineer, RAID information was damaged, and one of the three plates in…

Case:The client server starts after the power is disconnected. 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. Solution:After testing and analysis by the engineer, RAID information was damaged, and one of the three plates in…