Multiple gateways with socket.io get (disconnect listeners added to [Socket])

[aviadhadidainx]

Bug Report

Current behavior

Using multiple gateway (Same socket io server).
When there a connection we get 'Possible EventEmitter memory leak detected. X disconnect listeners added to [Socket]'

It looks like for every gateway for every connection is subscribed to disconnect event(Also connect). Look on image below:

The file is ws-adapter.js

Expected behavior

Not to get this warning or at least understand what can cause it and what is the risk

Possible Solution

N/A

Environment

Nest version: 7.6.11

I also tried to update to latest but with no success
 
For Tooling issues:
- Node version: 12.16.3
- Platform:  Windows

[kamilmysliwiec]

Please provide a minimum reproduction repository.

[aviadhadidainx]

New issue with project example was created on https://github.com/nestjs/nest/issues/7287