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JOURNALS // Informatics and Automation // Archive

Tr. SPIIRAN, 2013 Issue 27, Pages 93–106 (Mi trspy613)

This article is cited in 1 paper

Estimation of blocking factor for tasks in real-time systems with multi-core processors

V. V. Nikiforov, V. I. Shkirtil

St. Petersburg Institute for Informatics and Automation of RAS

Abstract: An approach is described for estimate of task response time in real-time systems that are implemented by multi-core processors. The fact is shown, that in systems on multi-core processors the composite blocking of tasks is possible not only with use of priority inheritance protocols, but also with use other known protocols of mutual data access. A method is given for estimate of blocking factor for systems with composite blocking of tasks on multi-core processors.

Keywords: multi-task software applications, mutual resources, synchronization mechanisms, multi-core processors, blocking factor.

UDC: 004.4

Received: 27.03.2013



© Steklov Math. Inst. of RAS, 2024