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elixir web framework benchmarks
Benchmark results for 6 elixir web frameworks, measured with zrk at concurrency 64, 256, 512. Fastest at concurrency 64: cowboy_stream with 66 592 requests per second.
Compare throughput and latency together. These measurements describe a specific workload and test environment; performance in your application may differ.
Concurrency 64
elixir frameworks at concurrency 64, ranked on requests per second.
#
Framework
Requests / second
P50 latency
P99 latency
HTTP errors
1
cowboy_stream 2.14 66 592
1.00 ms
1.60 ms
0
2
plug_bandit 1.20 47 801
1.36 ms
1.72 ms
0
3
phoenix_bandit 1.8 44 598
1.48 ms
1.75 ms
0
4
cowboy 2.14 38 993
1.57 ms
3.85 ms
0
5
plug_cowboy 1.20 30 574
2.00 ms
4.67 ms
0
6
phoenix_cowboy 1.8 29 392
2.10 ms
4.78 ms
0
Concurrency 256
elixir frameworks at concurrency 256, ranked on requests per second.
#
Framework
Requests / second
P50 latency
P99 latency
HTTP errors
1
cowboy_stream 2.14 60 644
4.23 ms
6.16 ms
0
2
plug_bandit 1.20 44 686
5.75 ms
6.43 ms
0
3
phoenix_bandit 1.8 41 709
6.14 ms
6.74 ms
0
4
cowboy 2.14 37 374
6.58 ms
12.11 ms
0
5
plug_cowboy 1.20 29 681
8.27 ms
14.22 ms
0
6
phoenix_cowboy 1.8 29 104
8.44 ms
14.13 ms
0
Concurrency 512
elixir frameworks at concurrency 512, ranked on requests per second.
#
Framework
Requests / second
P50 latency
P99 latency
HTTP errors
1
cowboy_stream 2.14 60 079
8.48 ms
11.89 ms
0
2
plug_bandit 1.20 43 953
11.64 ms
12.61 ms
0
3
phoenix_bandit 1.8 41 226
12.39 ms
14.17 ms
0
4
cowboy 2.14 36 155
13.72 ms
22.49 ms
0
5
plug_cowboy 1.20 28 449
17.41 ms
27.63 ms
0
6
phoenix_cowboy 1.8 27 683
17.90 ms
27.78 ms
0