spring-webflux 4.1 benchmark results

spring-webflux 4.1 is a java web framework. At concurrency 64 it serves 116 585 requests per second with a P50 latency of 0.52 ms, ranking 148 of 358 overall and 13 of 21 among java frameworks.

Language: java 21
Framework version: 4.1
Website: https://docs.spring.io/spring-framework/reference/web/webflux.html
Open in the interactive charts: compare spring-webflux

All measured metrics for spring-webflux 4.1, by concurrency level.
Metric	Concurrency 64	Concurrency 256	Concurrency 512
Requests / second	116 585	100 467	98 579
P50 latency	0.52 ms	2.47 ms	2.93 ms
P75 latency	0.59 ms	2.81 ms	3.37 ms
P90 latency	0.67 ms	3.12 ms	3.84 ms
P99 latency	1.07 ms	3.73 ms	4.56 ms
P99.999 latency	6.15 ms	9.73 ms	8.53 ms
Average latency	0.55 ms	2.54 ms	2.95 ms
Minimum latency	0.08 ms	0.11 ms	0.20 ms
Standard deviation	0.20 ms	0.46 ms	1.85 ms
Total requests	1 748 888	1 507 355	1 479 227
Bytes received	130.64 MB	112.60 MB	110.50 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 spring-webflux on requests per second.
Concurrency	Overall	Among java frameworks
64	148 of 358	13 of 21
256	162 of 358	14 of 21
512	162 of 358	14 of 21

Other java frameworks

Fastest java frameworks at concurrency 64.
#	Framework	Requests / second	P50 latency	P99 latency
1	activej 5.5	178 628	0.34 ms	0.51 ms
2	jooby 4.5	172 183	0.36 ms	0.55 ms
3	rapidoid 5.5	169 271	0.37 ms	0.55 ms
4	vertx 5.1	166 709	0.37 ms	0.60 ms
5	vertx4web 5.1	161 084	0.38 ms	0.62 ms
6	undertow 2.4	159 319	0.39 ms	0.61 ms
7	quarkus 3.37	151 687	0.42 ms	0.67 ms
8	light-4j 2.2	148 711	0.42 ms	0.80 ms
9	restheart 9.7	144 788	0.44 ms	0.67 ms
10	helidon-se 4.5	128 093	0.49 ms	0.73 ms

All 21 java frameworks