HTTP server & framework benchmarks

koa benchmark results

koa 3.1 is a javascript web framework. At concurrency 64 it serves 54 419 requests per second with a P50 latency of 1.15 ms, ranking 227 of 383 overall and 47 of 69 among javascript frameworks.

Language: javascript ES2019
Framework version: 3.1
Website: https://koajs.com
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Throughput, latency & reliability

All measured metrics for koa 3.1, by concurrency level.
Metric	Concurrency 64	Concurrency 256	Concurrency 512
Requests / second	54 419	52 765	52 528
P50 latency	1.15 ms	4.94 ms	9.65 ms
P75 latency	1.25 ms	5.13 ms	10.29 ms
P90 latency	1.31 ms	5.24 ms	10.56 ms
P99 latency	1.96 ms	5.81 ms	11.32 ms
P99.999 latency	8.71 ms	45.94 ms	478.68 ms
Average latency	1.18 ms	4.85 ms	9.74 ms
Minimum latency	0.21 ms	0.17 ms	0.19 ms
Standard deviation	0.26 ms	1.06 ms	7.28 ms
Total requests	816 315	791 554	788 090
Bytes received	127.15 MB	123.29 MB	122.74 MB
HTTP errors	0	0	0
Request timeouts	0	0	0
Socket connection errors	0	0	0
Socket read errors	0	0	0
Socket write errors	0	0	0

Position in this benchmark

Position of koa on requests per second.
Concurrency	Overall	Among javascript frameworks
64	227 of 383	47 of 69
256	230 of 383	46 of 69
512	229 of 383	45 of 69

Badge for your README

Show the rank of koa in your README. The image is updated together with the results.

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Explore javascript frameworks

Fastest javascript frameworks at concurrency 64.
#	Framework	Requests / second	P50 latency	P99 latency
1	morojs-engine 1.1	281 498	0.21 ms	0.47 ms
2	morojs 1.8	279 251	0.21 ms	0.53 ms
3	uwebsockets 20.71	258 863	0.22 ms	0.59 ms
4	fulmine.js 5.21	258 434	0.24 ms	0.59 ms
5	sifrr 0	214 306	0.28 ms	0.74 ms
6	ultimate-express 2.2	206 646	0.35 ms	1.00 ms
7	elysia-bun 1.4	199 540	0.31 ms	0.68 ms
8	mesh 0.8	192 510	0.34 ms	0.80 ms
9	routejs-uwebsocket 3	176 564	0.35 ms	0.89 ms
10	morojs-uws 1.8	176 414	0.36 ms	0.85 ms

All 69 javascript frameworks