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The program reads block of data into a temporary buffer and measures time of operation for each block. Many configurations other than the basic numbered RAID levels are possible, and many companies, organizations, and groups have created their own non-standard configurations, in many cases designed to meet the specialized needs of a small niche group.

The program sends the block of data to the drive and the drive writes the block All previous data in the block on the drive will be overwritten with the pattern and cannot be recovered after that! Retrieved November 18, Wait for some time, the deleted files will appear one after another.