realtime:documentation:howto:tools:cyclictest
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realtime:documentation:howto:tools:cyclictest [2017/06/22 05:57] anna-maria add scheduling class information to explanation |
realtime:documentation:howto:tools:cyclictest [2018/08/21 09:23] ebugden Replace with new cyclictest page tools/cyclictest/start |
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| ====== Cyclictest ====== | ====== Cyclictest ====== | ||
| - | Cyclictest is a high resolution test program originally written by Thomas Gleixner (tglx). A lot of people contributed to it later on and it is currently being maintained by Clark Williams and John Kacur. It is part of the test suite [[realtime:documentation:howto:tools:rt-tests|rt-tests]]. | + | |
| + | Cyclictest accurately and repeatedly measures the difference between a thread's intended wake-up time and the time at which it actually wakes up in order to provide statistics about the system's latencies. The original test was written by Thomas Gleixner (tglx), but several people have subsequently contributed modifications. Cyclictest is currently maintained by Clark Williams and John Kacur and is part of the test suite [[realtime:documentation:howto:tools:rt-tests|rt-tests]]. | ||
| ===== Explanation ===== | ===== Explanation ===== | ||
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