https://github.com/osiegmar/javacsvbenchmarksuite

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

benchmark csv java

Last synced: about 1 year ago
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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 8 years ago)
• Default Branch: master
• Last Pushed: 2025-03-16T19:05:22.000Z (about 1 year ago)
• Last Synced: 2025-04-24T03:45:08.394Z (about 1 year ago)
• Topics: benchmark, csv, java
• Language: Java
• Homepage:
• Size: 290 KB
• Stars: 16
• Watchers: 2
• Forks: 7
• 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 |      4,097,424 |       5,693,450 |     yes      |        948 |

| FastCSV     |     12,877,797 |      21,731,217 |      no      |         79 |

| Jackson CSV |      7,534,704 |       9,513,726 |     yes      |      2,385 |

| Java CSV    |      5,003,265 |       1,002,049 |      no      |         13 |

| Opencsv     |      3,687,871 |       3,498,833 |     yes      |      2,767 |

| picocsv     |     16,209,628 |      18,032,443 |      no      |         23 |

| Sfm+ASM     |     13,968,934 |       3,350,064 |     yes      |      1,536 |

| Sfm-ASM     |     11,338,926 |       3,350,064 |     yes      |      1,536 |

| Super CSV   |      1,641,890 |       3,039,197 |      no      |         96 |

| Univocity   |      7,484,617 |      11,288,146 |      no      |        437 |

### Library details

- Commons CSV 1.13.0

- FastCSV 3.6.0

- Jackson CSV 2.18.3

- Java CSV 2.0

- Opencsv 5.10

- picocsv 2.5.1

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

- Super CSV 2.4.0

- Univocity 2.9.1

### Environment

- Apple M4 Pro

- macOS 15.3.2

- OpenJDK 64-Bit Server VM Temurin-21.0.5+11 (build 21.0.5+11-LTS, mixed mode, sharing)

- JMH 1.37