[issue30685] Multiprocessing Send to Manager Fails for Large Payload

Antoine Pitrou added the comment: That's right. Thanks Zackery! -- resolution: -> duplicate stage: needs patch -> resolved status: open -> closed superseder: -> problem using multiprocessing with really big objects? ___ Python tracker

[issue30685] Multiprocessing Send to Manager Fails for Large Payload

Zackery Spytz added the comment: It seems that this was fixed in bpo-17560. -- nosy: +ZackerySpytz ___ Python tracker ___ ___

[issue30685] Multiprocessing Send to Manager Fails for Large Payload

Antoine Pitrou added the comment: As the comment just above that line says, this is for wire compatibility with older Python versions. But we could have an escape hatch: a special value of the length (which happens to be encoded as a signed integer), such as -64, which would signal a

[issue30685] Multiprocessing Send to Manager Fails for Large Payload

New submission from Max Ehrlich: On line 393 of multiprocessing/connection.py, the size of the payload to be sent is serialized as an integer. This fails for sending large payloads. It should probably be serialized as a long or better yet a long long. -- components: Library (Lib)