CD-ROM Benchmark Program May Not Disable Read Ahead or Caching

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Article ID: 158904
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When you are using a CD-ROM benchmark program to test the file transfer rate of a CD-ROM drive, the program may not disable read ahead and caching for the CD-ROM drive, which may result in an inaccurate measurement of the drive's transfer rate


Disable read ahead and caching for the CD-ROM drive. To do so, follow these steps:
  1. In Control Panel, double click System.
  2. Click the Performance tab.
  3. Click File System.
  4. Click the CD-ROM tab and move the Supplemental Cache Size slider all the way to the left (to Small).
  5. In the Optimize Access Pattern For box, click No Read Head.


Article ID: 158904 - Last Review: October 26, 2013 - Revision: 3.0
kbnosurvey kbarchive KB158904

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