servant 0.20 benchmark results

servant 0.20 is a haskell web framework. At concurrency 64 it serves 64 947 requests per second with a P50 latency of 0.96 ms, ranking 248 of 358 overall and 2 of 2 among haskell frameworks.

Language: haskell 9.14
Framework version: 0.20
Website: https://docs.servant.dev
Open in the interactive charts: compare servant

All measured metrics for servant 0.20, by concurrency level.
Metric	Concurrency 64	Concurrency 256	Concurrency 512
Requests / second	64 947	57 778	56 826
P50 latency	0.96 ms	4.30 ms	8.63 ms
P75 latency	0.99 ms	4.45 ms	8.99 ms
P90 latency	1.05 ms	4.82 ms	10.00 ms
P99 latency	1.46 ms	6.11 ms	12.49 ms
P99.999 latency	3.62 ms	75.72 ms	772.74 ms
Average latency	0.99 ms	4.43 ms	9.00 ms
Minimum latency	0.20 ms	0.13 ms	0.10 ms
Standard deviation	0.13 ms	1.65 ms	12.12 ms
Total requests	974 247	866 807	852 649
Bytes received	141.99 MB	126.36 MB	124.28 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 servant on requests per second.
Concurrency	Overall	Among haskell frameworks
64	248 of 358	2 of 2
256	261 of 358	2 of 2
512	261 of 358	2 of 2

Other haskell frameworks

Fastest haskell frameworks at concurrency 64.
#	Framework	Requests / second	P50 latency	P99 latency	HTTP errors
1	scotty 0.22	94 597	0.67 ms	1.04 ms	0

All 2 haskell frameworks