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Building Functional Safety into Complex Software Systems, Part I

Proofs that software systems meet standards for functional safety have depended on exhaustive testing. This method is inadequate for today’s multi-threaded systems, whose complexity precludes their being treated as... Download
January 2011 | Operating Systems Read More

Using an IEC 61508-Certified RTOS Kernel for Safety-Critical Systems

This whitepaper presents the characteristics of a safe kernel,and briefly describes the QNX® Neutrino® RTOS Safe Kernel, which has been certified to conform to IEC 61508 at Safety Integrity Level 3. The paper then... Download
September 2010 | Operating Systems Read More

Processor Affinity or Bound Multiprocessing: Easing the Migration to Embedded Multicore Processing

Migrating systems designed for single core processors to multicore environments is still a challenge. Bound multiprocessing (BMP) can help with these migrations. It improves SMP processor affinity. It allows developers... Download
June 2010 | Operating Systems Read More