HTTP server & framework benchmarks

emmett benchmark results

emmett 2.7 is a python web framework. At concurrency 64 it serves 47 667 requests per second with a P50 latency of 1.27 ms, ranking 240 of 383 overall and 8 of 46 among python frameworks.

Throughput, latency & reliability

All measured metrics for emmett 2.7, by concurrency level.
MetricConcurrency 64Concurrency 256Concurrency 512
Requests / second47 66764 90365 050
P50 latency1.27 ms3.97 ms7.29 ms
P75 latency1.68 ms4.18 ms9.27 ms
P90 latency2.08 ms4.33 ms10.25 ms
P99 latency2.98 ms6.21 ms12.59 ms
P99.999 latency5.36 ms13.07 ms17.56 ms
Average latency1.35 ms3.94 ms7.85 ms
Minimum latency0.27 ms0.47 ms0.27 ms
Standard deviation0.56 ms0.65 ms1.79 ms
Total requests715 026973 649975 919
Bytes received80.67 MB109.87 MB110.13 MB
HTTP errors000
Request timeouts000
Socket connection errors000
Socket read errors000
Socket write errors000

Position in this benchmark

Position of emmett on requests per second.
ConcurrencyOverallAmong python frameworks
64240 of 3838 of 46
256210 of 3838 of 46
512209 of 3838 of 46

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web frameworks benchmark: #240 of 383

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web frameworks benchmark: #8 of 46 in python

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Explore python frameworks

Fastest python frameworks at concurrency 64.
# Framework Requests / second P50 latency P99 latency HTTP errors
1 peregrine-wsgi 1.1 191 025 0.30 ms 0.85 ms 0
2 weft-wsgi 0.1 153 346 0.41 ms 0.52 ms 0
3 fastpysgi-wsgi 0.6 147 137 0.46 ms 0.58 ms 0
4 peregrine-asgi 1.1 118 540 0.55 ms 0.68 ms 0
5 weft-asgi 0.1 118 218 0.53 ms 0.79 ms 0
6 oxapy 0.11 85 921 0.73 ms 1.34 ms 0
7 peregrine-blacksheep 2.6 74 401 0.95 ms 1.14 ms 0
9 asgineer 0.9 43 752 1.46 ms 2.09 ms 0
10 mq-bridge-py 0.2 41 435 1.63 ms 1.86 ms 0
11 lihil 0.2 40 796 1.55 ms 2.19 ms 0

All 46 python frameworks