actix_server.accept:error accepting connection: Too many open files

[teochenglim]

Bug Description

running wrk load test and get too many file open. is this the framework problem or my local problem?

$ python hello.py
INFO:robyn.logger:SERVER IS RUNNING IN VERBOSE/DEBUG MODE. Set --log-level to WARN to run in production mode.
INFO:robyn.logger:Added route HttpMethod.GET /
INFO:robyn.logger:Added route HttpMethod.GET /openapi.json
INFO:robyn.logger:Added route HttpMethod.GET /docs
INFO:robyn.logger:Docs hosted at http://127.0.0.1:8080/docs
INFO:robyn.logger:Robyn version: 0.64.2
INFO:robyn.logger:Starting server at http://127.0.0.1:8080
INFO:actix_server.builder:starting 1 workers
INFO:actix_server.server:Actix runtime found; starting in Actix runtime
INFO:actix_server.server:starting service: "actix-web-service-127.0.0.1:8080", workers: 1, listening on: 127.0.0.1:8080
ERROR:actix_server.accept:error accepting connection: Too many open files (os error 24)
ERROR:actix_server.accept:error accepting connection: Too many open files (os error 24)
ERROR:actix_server.accept:error accepting connection: Too many open files (os error 24)
ERROR:actix_server.accept:error accepting connection: Too many open files (os error 24)
ERROR:actix_server.accept:error accepting connection: Too many open files (os error 24)
ERROR:actix_server.accept:error accepting connection: Too many open files (os error 24)
ERROR:actix_server.accept:error accepting connection: Too many open files (os error 24)

wrk load test

$ wrk -t4 -c400 -d30s http://127.0.0.1:8080/
Running 30s test @ http://127.0.0.1:8080/
  4 threads and 400 connections
  Thread Stats   Avg      Stdev     Max   +/- Stdev
    Latency    11.36ms    2.29ms  47.00ms   70.82%
    Req/Sec     4.93k   541.48     7.00k    82.00%
  589076 requests in 30.03s, 64.61MB read
  Socket errors: connect 151, read 175, write 0, timeout 0
Requests/sec:  19617.66
Transfer/sec:      2.15MB

Steps to Reproduce

1. use the example code and run on Terminal 1

from robyn import Robyn

app = Robyn(__file__)

@app.get("/")
async def h(request):
    return "Hello, world!"

app.start(port=8080)

2. use wrk to do load test

$ wrk -t4 -c400 -d30s http://127.0.0.1:8080/

Your operating system

MacOS

Your Python version (python --version)

3.11

Your Robyn version

latest

Additional Info

Not quite sure this is framework problem, or my local problem?

[sansyrox]

Hey @teochenglim 👋

Thanks for raising this issue. I am able to replicate it. I am not sure on how to fix it though.