Using Hard Disks in Real-Time Systems  Mark Stanovich

Using Hard Disks in Real-Time Systems Mark Stanovich PowerPoint PPT Presentation


  • 158 Views
  • Uploaded on
  • Presentation posted in: General

Context. Real-time systemsRaw disk I/OHard disks with built-in scheduler/queueMixed WorkloadDisk requests with deadline/response time requirementsBackground/best effort requestsWant to guarantee real-time deadlines. Difficulties. Real-time schedulability analysis generally relies on knowing worst-case execution times (WCET)?Non-preemption makes guarantees even more difficultVariability of disk service times is extreme (tens of milliseconds to several seconds)?Result is that hard disks a30011

Download Presentation

Using Hard Disks in Real-Time Systems Mark Stanovich

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


  • Login