Re: MPTCP - multiplexing many TCP connections through one socket to get better bandwidth

From: Greg Sabino Mullane <htamfids(at)gmail(dot)com>
To: Jakub Wartak <jakub(dot)wartak(at)enterprisedb(dot)com>
Cc: PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: MPTCP - multiplexing many TCP connections through one socket to get better bandwidth
Date: 2026-08-13 19:58:48
Message-ID: CAKAnmmLnfQ=7RjPbuBMgYs-L7LW_CpaRPCsD=XXVMt5vqm3X-A@mail.gmail.com
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I like the idea a lot. Have not tested yet, but the patch looks okay as a
POC. I'm wondering if rather than a run-time check for IPPROTO_MCP
in src/backend/libpq/pqcomm.c, we shouldn't check right away as soon as it
is enabled via a guc check - see check_bonjour as a good example.

Cheers,
Greg

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