https://github.com/osiegmar/javacsvbenchmarksuite

Java CSV library benchmark suite
https://github.com/osiegmar/javacsvbenchmarksuite

benchmark csv java

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Java CSV library benchmark suite

• Host: GitHub
• URL: https://github.com/osiegmar/javacsvbenchmarksuite
• Owner: osiegmar
• License: mit
• Created: 2018-01-07T14:47:18.000Z (over 6 years ago)
• Default Branch: master
• Last Pushed: 2024-01-10T22:13:11.000Z (9 months ago)
• Last Synced: 2024-01-10T23:34:17.936Z (9 months ago)
• Topics: benchmark, csv, java
• Language: Java
• Homepage:
• Size: 243 KB
• Stars: 15
• Watchers: 3
• Forks: 6
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# Java CSV library benchmark suite

This benchmark project was created for the development of

[FastCSV](https://github.com/osiegmar/FastCSV).

The benchmarks were written with [JMH](http://openjdk.java.net/projects/code-tools/jmh/).

## Compile and execute tests

    ./gradlew jmh --no-daemon --console plain

## Results

| Library     | Read (rec/sec) | Write (rec/sec) | Dependencies | Size (KiB) |

|-------------|---------------:|----------------:|:------------:|-----------:|

| Commons CSV |      3,125,409 |         978,583 |     yes      |        923 |

| FastCSV     |      8,825,369 |      14,231,754 |      no      |         64 |

| Jackson CSV |      8,059,229 |      11,167,174 |     yes      |      2,389 |

| Java CSV    |      4,054,302 |       1,291,444 |      no      |         13 |

| Opencsv     |      2,472,749 |       3,482,780 |     yes      |      2,703 |

| Sfm+ASM     |     10,186,117 |       1,919,197 |     yes      |      1,536 |

| Sfm-ASM     |      6,807,150 |       1,919,197 |     yes      |      1,535 |

| Super CSV   |      1,763,976 |       2,644,599 |      no      |         96 |

| Univocity   |      6,312,389 |       7,434,734 |      no      |        437 |

### Library details

- Commons CSV 1.12.0

- FastCSV 3.3.1

- Jackson CSV 2.18.0

- Java CSV 2.0

- Opencsv 5.9

- Sfm (SimpleFlatMapper) 9.0.2 (w/ and w/o ASM bytecode manipulation)

- Super CSV 2.4.0

- Univocity 2.9.1

### Environment

- Apple M2

- macOS 15.0

- Java 21, OpenJDK 64-Bit Server VM Temurin-21.0.4+7 (build 21.0.4+7-LTS, mixed mode)

- JMH 1.37