[3.12] gh-101225: Increase the socket backlog when creating a multiprocessing.connection.Listener (GH-113567) (#114018)

gh-101225: Increase the socket backlog when creating a multiprocessing.connection.Listener (GH-113567)

Increase the backlog for multiprocessing.connection.Listener` objects created
 by `multiprocessing.manager` and `multiprocessing.resource_sharer` to
 significantly reduce the risk of getting a connection refused error when creating
 a `multiprocessing.connection.Connection` to them.
(cherry picked from commit c7d59bd8cf)

Co-authored-by: Ronald Oussoren <ronaldoussoren@mac.com>
Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>
This commit is contained in:
Miss Islington (bot) 2024-01-14 16:29:15 +01:00 committed by GitHub
parent fa7d8e97c2
commit 2aea0e967a
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3 changed files with 6 additions and 2 deletions

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@ -153,7 +153,7 @@ class Server(object):
Listener, Client = listener_client[serializer]
# do authentication later
self.listener = Listener(address=address, backlog=16)
self.listener = Listener(address=address, backlog=128)
self.address = self.listener.address
self.id_to_obj = {'0': (None, ())}