Case:The operating system is Sun Sparc Solaris. The Oracle database is installed. The unknown reason is unknown. The file system loaded with the database cannot be mounted and the Oracle database needs to be restored. Solution:The engineer comprehensively complete the failure hard disk, and use the DD command to back up a mirror file on…
Case:The Sony camera cannot be read, and the machine sounds.There are valuable film and television documents in the camera, so the file from childhood to the present.Customers immediately find data to recover the company through the Internet, and recover the company’s communication with the website through several data.Customers still chose a data recovery center with…
Case:Customers downloaded some software at home. After use, they found that the work materials stored in the computer and some pictures were gone, and it was bad. Solution:Under the careful view of the engineer, the reason was quickly found. The data in the client’s computer was virus, so the data inside was gone, but after…
Case:After getting the hard disk, the customer called me to test, and the detection found that the magnetic head was ready.Error judgment of common problems Solution:The results of the problem of detecting and processing the problem on the device failed continuously. It is estimated that the problem is wrong. After the test, it is found…
Case:Mr. Zhu’s hard disk reads very slowly, and the data is lost. Solution:After inspection by the engineer, it was found that there were a lot of bad sectors. For safety, it was decided to make a full -mirror image for the hard disk, and then restored the data in the mirror disk.
Case:After the customer’s hard disk was shut down normally, the hard disk was not recognized the next day. Solution:The power connection is the F -class on the terminal. Most of this phenomenon is caused by the problem of magnetic heads. Only the opening of the magnet was opened. After finding a model, the place of…
Case:A company’s web server fails. The detection is found to be a hard disk problem. Customers urgently need to restore the website and the corresponding database information on the web server to rebuild the web service. Therefore, the customer finds our center to help data recovery. Solution:The faulty device is the ST3750330NS enterprise -level hard…
Case:Hard disk cannot be recognized Solution:After the inspection of the engineer, the hard disk magnetic head was damaged, the magnetic head was replaced, and the data was restored
Case:Customers fell the hard disk on the ground during use, and later inserted the hard disk on the computer. The data could not be accessed and the hard disk had abnormal noise. Solution:After the engineer testing and analysis, after the hard disk was hit, the magnetic head damage caused the hard disk data to be…
Case:The customer brought a ST hard disk, saying that the hard disk was suddenly used, and it was not possible to use it. When the boot was turned on again, BIOS could not recognize the hard disk. Solution:When I got this disk, I immediately powered up and put the disk in my hand, but did…
