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By dotCore
via software.intel.com
Submitted: May 04 2013 / 14:11

Intel TSX exposes a speculative execution mode to the programmer to improve locking performance.. Tuning speculation requires heavily on a PMU profiler. This document describes TSX profiling using the Linux perf) (or “perf events”) profiler, that comes integrated with newer Linux systems. More details on TSX are available at wikipedia, at LWN for the Linux glibc implementation and in the specification (chapter 8)
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