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KOrderBook\n\nA simple order match engine in Java and Kotlin\n\n* JDK: 21\n* Kotlin: 1.9.20\n* Gradle: 8.4\n\n## Run Locally\n\nimport into Jetbrains IDEA, Run test.\n\n## Benchmark\n\n### MacBook Pro\n\nMacBook Pro 16, i9 2.3G 4 cores, 16 GB 2667 MHz DDR4.\n\nJmh 1.3.7\n\n```kotlin\nwarmupIterations = 1\nthreads = 100\n```\n\n| Benchmark                                          | Mode  | Cnt |    Score    | Units |    Error     |\n|:---------------------------------------------------|:-----:|:---:|:-----------:|:-----:|:------------:|\n| java.OrderBookJavaPerformance.placeLimitOrders     | thrpt |  5  | 1412397.568 | ops/s | ± 205503.128 |\n| kotlin.OrderBookKotlinPerformance.placeLimitOrders | thrpt |  5  | 1564446.464 | ops/s | ± 367446.901 |\n\n```kotlin\nwarmupIterations = 1\nthreads = 200\n```\n\n| Benchmark                                               | Mode  | Cnt |    Score    |    Error     | Units |\n|:--------------------------------------------------------|:-----:|:---:|:-----------:|:------------:|:-----:|\n| java.OrderBookJavaPerformance.placeLimitOrders          | thrpt |  5  | 1300184.609 | ± 218893.053 | ops/s |\n| kotlin.OrderBookKotlinPerformance.placeLimitOrders      | thrpt |  5  | 1519423.199 | ± 211588.375 | ops/s |\n\n### PC\n\nWindows 11, Inter i7 8700k 3.7G 6 cores, 32G 3000 MHz DDR4\n\n```kotlin\nwarmupIterations = 1\nthreads = 100\n```\n| Benchmark                                          | Mode  | Cnt |    Score    | Units |    Error     |\n|:---------------------------------------------------|:-----:|:---:|:-----------:|:-----:|:------------:|\n| java.OrderBookJavaPerformance.placeLimitOrders     | thrpt |  5  | 2383541.749 | ops/s | ± 163721.243 |\n| kotlin.OrderBookKotlinPerformance.placeLimitOrders | thrpt |  5  | 2683735.289 | ops/s | ± 127344.966 |\n\n```kotlin\nwarmupIterations = 1\nthreads = 200\n```\n| Benchmark                                          | Mode  | Cnt |    Score    | Units |    Error     |\n|:---------------------------------------------------|:-----:|:---:|:-----------:|:-----:|:------------:|\n| java.OrderBookJavaPerformance.placeLimitOrders     | thrpt |  5  | 2293407.721 | ops/s | ± 100826.909 |\n| kotlin.OrderBookKotlinPerformance.placeLimitOrders | thrpt |  5  | 2508938.276 | ops/s | ± 228688.160 |\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fruislan%2Fkorderbook","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fruislan%2Fkorderbook","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fruislan%2Fkorderbook/lists"}