Question

In: Computer Science

Computer Architecture Theme: External Memory Discuss the effectiveness of data striping in RAID 0 for the...

Computer Architecture

Theme: External Memory

Discuss the effectiveness of data striping in RAID 0 for the following two cases:

  • A single process requests large data sets
  • Multiple processes request several small sized data

Solutions

Expert Solution

The effectiveness of data stripping in raid 0 for a single process request large data set will be very why because of the fact that we will be requesting data from several disk which means data stripping will be very fast as the bandwidth as many disks will provide bandwidth of single drive into total number of disk which means that if we have three drives times the bandwidth of single drive as we are requesting last data set so our drivers will have to fetch the command single time or we have to instruct the drive a single time for fetching the data.

The effectiveness of data striping in raid 0 for multiple processes requesting small size data will be less because of the fact that the bandwidth of the drives has increased but they continuously have to return the fetch the data and get the details of the another set of data that they need to fetch this takes time and the effectiveness of data stripping in raid0 for multiple processes requesting small size data.


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