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@ -94,6 +94,7 @@ Submit your implementation by Jan 31 2024 and become part of the leaderboard!
| | 04:13.449| [link](https://github.com/gunnarmorling/onebrc/blob/main/src/main/java/dev/morling/onebrc/CalculateAverage.java) (baseline)| 21.0.1-open | [Gunnar Morling](https://github.com/gunnarmorling)|
See [below](#entering-the-challenge) for instructions how to enter the challenge with your own implementation.
The [Show & Tell](https://github.com/gunnarmorling/1brc/discussions/categories/show-and-tell) features a wide range of 1BRC entries built using other languages, databases, and tools.
## Prerequisites
@ -196,7 +197,10 @@ Any submissions (i.e. pull requests) created after Jan 31 2024 23:59 UTC will no
## Evaluating Results
Results are determined by running the program on a [Hetzner Cloud CCX33 instance](https://www.hetzner.com/cloud) (8 dedicated vCPU, 32 GB RAM).
~~Results are determined by running the program on a [Hetzner Cloud CCX33 instance](https://www.hetzner.com/cloud) (8 dedicated vCPU, 32 GB RAM).~~
This instance has proven to yield unreliable results due to being moved do a different host.
I am in the process of setting up a dedicated box instead ([Hetzner AX161](https://www.hetzner.com/dedicated-rootserver/ax161), 32 core AMD EPYC™ 7502P (Zen2), 128 GB RAM).
The `time` program is used for measuring execution times, i.e. end-to-end times are measured.
Each contender will be run five times in a row.
The slowest and the fastest runs are discarded.
@ -246,6 +250,10 @@ A: Probably not :) 1BRC results are reported in wallclock time, thus results of
_Q: Why_ 1️⃣🐝🏎️ _?_\
A: It's the abbreviation of the project name: **One** **B**illion **R**ow **C**hallenge.
## Sponsorship
A big thank you to my employer [Decodable](https://www.decodable.co/) for funding the evaluation environment and supporting this challenge!
## License
This code base is available under the Apache License, version 2.