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Gunnar Morling 2024-01-01 15:49:01 +01:00
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@ -5,6 +5,8 @@ _Status Jan 1: This challenge is open for submissions!_
The One Billion Row Challenge (1BRC) is a fun exploration of how far modern Java can be pushed for aggregating one billion rows from a text file. The One Billion Row Challenge (1BRC) is a fun exploration of how far modern Java can be pushed for aggregating one billion rows from a text file.
Grab all your (virtual) threads, reach out to SIMD, optimize your GC, or pull any other trick, and create the fastest implementation for solving this task! Grab all your (virtual) threads, reach out to SIMD, optimize your GC, or pull any other trick, and create the fastest implementation for solving this task!
<img src="1brc.png" alt="1BRC" style="display: block; margin-left: auto; margin-right: auto; margin-bottom:1em; width: 50%;">
The text file contains temperature values for a range of weather stations. The text file contains temperature values for a range of weather stations.
Each row is one measurement in the format `<string: station name>;<double: measurement>`. Each row is one measurement in the format `<string: station name>;<double: measurement>`.
The following shows ten rows as an example: The following shows ten rows as an example: