If the server's upstream bandwidth is used up, it will generate a large number of pingTimeoutTimers, which in turn will cause memory leaks

[introspection3]

Describe the bug
If the server's upstream bandwidth is used up, it will generate a large number of pingTimeoutTimers, which in turn will cause memory leaks

To Reproduce

If the server's upstream bandwidth is used up, it will generate a large number of pingTimeoutTimers,

Socket.IO server version: 4.5

Expected behavior
work

Platform: debian

• Device: [e.g. Samsung S8]
• OS: [e.g. Android 9.2] debian

Additional context
Add any other context about the problem here.

[darrachequesne]

When the bandwidth is used up, I think that the heartbeat mechanism will fail and the connections will be closed with the reason "ping timeout", and then everything should be properly garbage collected. Isn't that what you are experiencing?

Reference: https://nodejs.org/en/guides/diagnostics/memory/