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Performance enhancement of I/O scheduler for solid state devices

  • Seungyup Kang*
  • , Hyunchan Park
  • , Chuck Yoo
  • *Corresponding author for this work
  • Korea University

Research output: Contribution to conferenceConference paperpeer-review

Abstract

Due to the benefits of Solid State Drive (SSD), it has been called a pivotal technology on data storage systems. But, current device level I/O schedulers are not optimized for SSD. In this paper, we suggest a new I/O scheduler, called STB, to exploit the performance potential of SSDs. Our STB scheduler categorizes I/O requests into two groups and sets timers on each request. We implement STB scheduler in Linux 2.6.30, and the set of benchmark programs shows that STB scheduler provides better bandwidth up to 30% with low response time of each request.

Original languageEnglish
Title of host publication2011 IEEE International Conference on Consumer Electronics, ICCE 2011
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages31-32
Number of pages2
ISBN (Print)9781424487127
DOIs
StatePublished - 2011

Publication series

NameDigest of Technical Papers - IEEE International Conference on Consumer Electronics
ISSN (Print)0747-668X

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