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timed_out_connections - dictionary changed size during iteration

See original GitHub issue

❓ I’m submitting a …

🐞 bug report
🐣 feature request
❓ question about the decisions made in the repository

🐞 Describe the bug. What is the current behavior? Traceback in the logs:

Traceback (most recent call last):
  File "/opt/lib/python3.8/site-packages/cheroot/server.py", line 1795, in serve
    self.tick()
  File "/opt/lib/python3.8/site-packages/cheroot/server.py", line 2030, in tick
    self.connections.expire()
  File "/opt/lib/python3.8/site-packages/cheroot/connections.py", line 107, in expire
    for sock_fd, conn in timed_out_connections:
  File "/opt/lib/python3.8/site-packages/cheroot/connections.py", line 102, in <genexpr>
    timed_out_connections = (
  File "/opt/lib/python3.8/_collections_abc.py", line 743, in __iter__
RuntimeError: dictionary changed size during iteration

❓ What is the motivation / use case for changing the behavior?

💡 To Reproduce

💡 Expected behavior

📋 Details

📋 Environment

Cheroot version: 8.4.4
CherryPy version: 18.6.0 (if applicable)
Python version: 3.8.X
OS: NAS
Browser: all

📋 Additional context

Issue Analytics

State:
Created 3 years ago
Reactions:6
Comments:12 (11 by maintainers)

Top GitHub Comments

2reactions

Safihrecommented, Aug 13, 2020

@webknjaz I can now confirm this was introduced between 8.4.4 and 8.4.2, because I just updated cheroot on my own system and am also getting these problems now!

1reaction

cyraxjoecommented, Aug 24, 2020

The issue is back from the depths of concurrency land. https://github.com/cherrypy/cheroot/issues/317 @webknjaz do you prefer to keep this issue closed and use the new one?

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