# \#benchmark

**URL:** https://swi-prolog.discourse.group/tag/benchmark/171.md

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## [Showcase: 6.9-Hour Endurance & Concurrency Test of a Commercial POS Core Engine (140 Billion Inferences, Zero Memory Leak)](https://swi-prolog.discourse.group/t/showcase-6-9-hour-endurance-concurrency-test-of-a-commercial-pos-core-engine-140-billion-inferences-zero-memory-leak/9730)

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**Author:** [@lokinpendawa](https://swi-prolog.discourse.group/u/lokinpendawa)\
**Replies:** 7\
**Last updated:** [July 27, 2026, 9:47pm UTC](https://swi-prolog.discourse.group/t/showcase-6-9-hour-endurance-concurrency-test-of-a-commercial-pos-core-engine-140-billion-inferences-zero-memory-leak/9730 "2026-07-27T21:47:31Z")

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Hi everyone, I want to start by saying that I am a complete beginner in programming. I have zero background in computer science, and I only started learning coding from scratch about two months ago. My friends originall…

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## [Porting the SWI-Prolog benchmark suite: comparing 8 Prolog systems](https://swi-prolog.discourse.group/t/porting-the-swi-prolog-benchmark-suite-comparing-8-prolog-systems/6997)

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**Author:** [@jan](https://swi-prolog.discourse.group/u/jan)\
**Replies:** 23\
**Last updated:** [November 28, 2023, 7:04pm UTC](https://swi-prolog.discourse.group/t/porting-the-swi-prolog-benchmark-suite-comparing-8-prolog-systems/6997 "2023-11-28T19:04:58Z")

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See Porting the SWI-Prolog benchmark suite: comparing 8 Prolog systems - #31 by jan for updated figures for queens\_clpfd, improved timing, updated Ciao Prolog and Scryer Prolog. I did some work on GitHub - SWI-Prolog/…