HTTP server & framework benchmarks

kossy benchmark results

kossy 0.63 is a perl web framework. At concurrency 64 it serves 2 801 requests per second with a P50 latency of 8.50 ms, ranking 364 of 383 overall and 3 of 4 among perl frameworks.

Language: perl 5.45
Framework version: 0.63
Website: https://github.com/kazeburo/Kossy
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Throughput, latency & reliability

All measured metrics for kossy 0.63, by concurrency level.
Metric	Concurrency 64	Concurrency 256	Concurrency 512
Requests / second	2 801	4 597	4 890
P50 latency	8.50 ms	6.46 ms	12.27 ms
P75 latency	12.55 ms	16.71 ms	24.33 ms
P90 latency	12.92 ms	32.45 ms	57.90 ms
P99 latency	17.17 ms	48.70 ms	95.67 ms
P99.999 latency	24.89 ms	61.76 ms	117.17 ms
Average latency	8.63 ms	11.82 ms	20.95 ms
Minimum latency	0.27 ms	0.21 ms	0.28 ms
Standard deviation	3.65 ms	12.79 ms	24.52 ms
Total requests	42 031	68 994	73 425
Bytes received	7.90 MB	12.98 MB	13.79 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 kossy on requests per second.
Concurrency	Overall	Among perl frameworks
64	364 of 383	3 of 4
256	357 of 383	3 of 4
512	356 of 383	3 of 4

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Explore perl frameworks

Fastest perl frameworks at concurrency 64.
#	Framework	Requests / second	P50 latency	P99 latency
1	feersum 1.507	190 258	0.33 ms	0.47 ms
2	feersum-psgi 1.507	132 297	0.49 ms	0.65 ms
4	dancer2 1.1	2 573	10.11 ms	26.94 ms

All 4 perl frameworks