ktor 3.5 benchmark results

ktor 3.5 is a kotlin web framework. At concurrency 64 it serves 107 342 requests per second with a P50 latency of 0.55 ms, ranking 158 of 358 overall and 4 of 7 among kotlin frameworks.

Language: kotlin 2.4
Framework version: 3.5
Website: https://ktor.io
Open in the interactive charts: compare ktor

All measured metrics for ktor 3.5, by concurrency level.
Metric	Concurrency 64	Concurrency 256	Concurrency 512
Requests / second	107 342	101 498	98 529
P50 latency	0.55 ms	2.44 ms	3.21 ms
P75 latency	0.68 ms	2.62 ms	3.62 ms
P90 latency	0.84 ms	2.81 ms	3.91 ms
P99 latency	1.64 ms	3.21 ms	4.36 ms
P99.999 latency	4.80 ms	5.94 ms	8.37 ms
Average latency	0.60 ms	2.47 ms	3.09 ms
Minimum latency	0.06 ms	0.10 ms	0.49 ms
Standard deviation	0.28 ms	0.29 ms	0.68 ms
Total requests	1 610 217	1 522 917	1 478 419
Bytes received	158.68 MB	150.08 MB	145.69 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

Rank

Position of ktor on requests per second.
Concurrency	Overall	Among kotlin frameworks
64	158 of 358	4 of 7
256	157 of 358	4 of 7
512	163 of 358	4 of 7

Other kotlin frameworks

Fastest kotlin frameworks at concurrency 64.
#	Framework	Requests / second	P50 latency	P99 latency
1	jooby 4.5	167 618	0.37 ms	0.59 ms
2	hexagon-netty-epoll 3.7	146 253	0.43 ms	0.75 ms
3	hexagon-netty 3.7	143 067	0.43 ms	0.77 ms
5	http4k 6.58	106 398	0.59 ms	1.04 ms
6	spring 3.4	98 622	0.57 ms	1.65 ms
7	hexagon-jetty 3.7	80 244	0.77 ms	1.35 ms

All 7 kotlin frameworks