The latest articles on DEV Community by DongWook Lee (@vztpv). https://dev.to/vztpv https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F545017%2F46098622-ead4-4f64-8613-a41a038438e0.png https://dev.to/vztpv en DongWook Lee Sat, 22 Oct 2022 10:05:28 +0000 https://dev.to/vztpv/parallel-json-parser-claujson-scj3-58gn https://dev.to/vztpv/parallel-json-parser-claujson-scj3-58gn <p>This is Experimental.<br> using simdjson and multi-thread.</p> <p><a href="https://github.com/vztpv/scj3">https://github.com/vztpv/scj3</a></p> <p>// test with citylots.json file (about 180mb)<br> // in intel 10th gen cpu (8core 16thread) and with mimalloc lib.<br> // my own json parser. - scj3, claujson.<br> 109ms // load file + simdjson`s stage1<br> parse1 131ms // partial parsing - use multi_thread!<br> parse2 12ms // merge<br> Parse End 254 // 254ms (total)</p> <p>// rapidjson<br> parse 640ms</p> <p>// boost/json<br> parse 543ms</p> <p>// yyjson<br> parse 235 125 360ms // immutable 235ms, convert to mutable 125ms</p> cpp json parallel parsing