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HTTP server & framework benchmarks
router.cr benchmark results
router.cr 0.2 is a crystal web framework. At concurrency 64 it serves 161 913 requests per second with a P50 latency of 0.14 ms, ranking 73 of 383 overall and 3 of 12 among crystal frameworks.
Throughput, latency & reliability
All measured metrics for router.cr 0.2, by concurrency level.
Metric Concurrency 64 Concurrency 256 Concurrency 512
Requests / second 161 913 165 332 145 634
P50 latency 0.14 ms 0.44 ms 1.15 ms
P75 latency 0.25 ms 1.08 ms 3.69 ms
P90 latency 0.43 ms 4.26 ms 10.21 ms
P99 latency 6.80 ms 16.46 ms 27.84 ms
P99.999 latency 27.04 ms 42.68 ms 60.45 ms
Average latency 0.40 ms 1.55 ms 3.48 ms
Minimum latency 0.02 ms 0.02 ms 0.02 ms
Standard deviation 1.31 ms 3.27 ms 5.76 ms
Total requests 2 428 791 2 480 300 2 185 032
Bytes received 144.33 MB 147.42 MB 129.86 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 router.cr on requests per second.
Concurrency Overall Among crystal frameworks
64 73 of 383 3 of 12
256 49 of 383 2 of 12
512 77 of 383 4 of 12
Badge for your README
Show the rank of router.cr in your README. The image is updated together with the results.
[](https://web-frameworks-benchmark.vercel.app/frameworks/crystal/router-cr/)
[](https://web-frameworks-benchmark.vercel.app/frameworks/crystal/router-cr/)
Explore crystal frameworks
Fastest crystal frameworks at concurrency 64.
#
Framework
Requests / second
P50 latency
P99 latency
HTTP errors
1
toro 0.5
163 514
0.14 ms
6.72 ms
0
2
spider-gazelle 8.2
162 561
0.14 ms
6.47 ms
0
4
runcobo 2
157 140
0.14 ms
6.49 ms
0
5
grip 5
149 928
0.14 ms
7.48 ms
0
6
athena-routing 0.2
146 161
0.14 ms
7.37 ms
0
7
kemal 1.14
143 488
0.14 ms
7.23 ms
0
8
amber 1.5
132 163
0.14 ms
6.41 ms
0
9
orion 3
124 845
0.14 ms
6.28 ms
0
10
marten 0.7
83 529
0.21 ms
8.31 ms
0
11
athena 0.21
74 187
0.34 ms
5.51 ms
0
All 12 crystal frameworks