Presentation 2007/3/8
Task Migration in a Real-Time Operating System for Functionally Distributed Multiprocessors
Teruaki FUKAE, Shinya HONDA, Hiroyuki TOMIYAMA, Hiroaki TAKADA,
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Abstract(in English) Recently, multiprocessor-based designs have become popular in embedded systems. Although there are some types of RTOS for multiprocessors, a RTOS for functionally distributed multiprocessor that allocates tasks statically according to their time constraints is more appropriate for embedded systems from the viewpoint of guaranteeing the real-time and easy of verification. However, it has the high possibility of making the tasks that have loose time constraints wait long time. To cope with this problem, in this work we make it possible that migrating the tasks with loose time constraints, which achieves higher throughput. From the measurement results, we found that the overhead for scheduling tasks with migration has been increased largely comparing to normal tasks without migration.
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Keyword(in English) Real-Time OS / Multiprocessor / Task Migration
Paper # CPSY2006-78,DC2006-92
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Conference Date 2007/3/8(1days)
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Registration To Dependable Computing (DC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Task Migration in a Real-Time Operating System for Functionally Distributed Multiprocessors
Sub Title (in English)
Keyword(1) Real-Time OS
Keyword(2) Multiprocessor
Keyword(3) Task Migration
1st Author's Name Teruaki FUKAE
1st Author's Affiliation Graduate School of Information Science Nagoya University()
2nd Author's Name Shinya HONDA
2nd Author's Affiliation Graduate School of Information Science Nagoya University
3rd Author's Name Hiroyuki TOMIYAMA
3rd Author's Affiliation Graduate School of Information Science Nagoya University
4th Author's Name Hiroaki TAKADA
4th Author's Affiliation Graduate School of Information Science Nagoya University
Date 2007/3/8
Paper # CPSY2006-78,DC2006-92
Volume (vol) vol.106
Number (no) 603
Page pp.pp.-
#Pages 6
Date of Issue