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This talk embarks on an enlightening exploration of Linux kernel interrupt handling through our in-depth analysia on the intricacies of the Bottom Half mechanism. We'll unravel the current state of interrupt handling, providing clarity on its complexities. Focus will be on various bottom-half mechanisms, including workqueues, tasklets, and softirqs.
This journey will delve into the inner workings of each mechanism, demystifying their roles and impact on system performance. Gain insights into the design rationale behind these mechanisms and their specific use cases. A special emphasis will be placed on exploring the possibility of eliminating tasklets, offering a fresh perspective for enhanced efficiency.
But that's not all; our talk goes beyond theory. We'll delve into real-world statistics, providing tangible numbers on the time spent in bottom halves. This data-driven approach adds a practical dimension, enabling you to grasp the real impact of these mechanisms on your system.
Join us as we demystify Linux kernel interrupt handling, offering a comprehensive understanding that combines theory, practical insights, and the latest statistical analysis.
Allen Pais is a Senior Software Engineer at Microsoft and an open-source contributor. Allen is a Kernel maintainer for Mariner, WSA, LinkedIn etc.. At Microsoft. Originally a developer, he discovered open source and has been a convert ever since. Allen has been involved with open... Read More →
