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Klaus Post 2015-06-22 12:35:51 +02:00
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[3]: https://travis-ci.org/klauspost/reedsolomon.svg
[4]: https://travis-ci.org/klauspost/reedsolomon
Reed Solomon Erasure Coding in Go
Reed-Solomon Erasure Coding in Go, with speeds exceeding 1GB/s/cpu core.
This is a golang port of the [JavaReedSolomon](https://github.com/Backblaze/JavaReedSolomon) library released by [Backblaze](backblaze.com).
This is a golang port of the [JavaReedSolomon](https://github.com/Backblaze/JavaReedSolomon) library released by [Backblaze](backblaze.com), with some additional optimizations.
For an introduction on erasure coding, see the post on the [Backblaze blog](https://www.backblaze.com/blog/reed-solomon/).
@ -20,6 +20,7 @@ To get the package use the standard:
```bash
go get github.com/klauspost/reedsolomon
```
# Usage
This section assumes you know the basics of Reed-Solomon encoding. A good start is this [Backblaze blog post](https://www.backblaze.com/blog/reed-solomon/).
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| 4 | 3179,33 | 235% |
| 8 | 4346,18 | 321% |
# Links
* [Backblaze Open Sources Reed-Solomon Erasure Coding Source Code](https://www.backblaze.com/blog/reed-solomon/).
* [JavaReedSolomon](https://github.com/Backblaze/JavaReedSolomon). Compatible java library by Backblaze.
* [go-erasure](https://github.com/somethingnew2-0/go-erasure). A similar library using cgo, slower in my tests.
* [Screaming Fast Galois Field Arithmetic](http://www.snia.org/sites/default/files2/SDC2013/presentations/NewThinking/EthanMiller_Screaming_Fast_Galois_Field%20Arithmetic_SIMD%20Instructions.pdf). Basis for SSE3 optimizations.
# License
This code, as the original [JavaReedSolomon](https://github.com/Backblaze/JavaReedSolomon) is published under an MIT license. See LICENSE file for more information.