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Sat, 11 Jul 2020 11:46:22 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.3.0-dev0-613-g8a73ad6-fm-20200709.001-g8a73ad6e Mime-Version: 1.0 Message-Id: <6a1536c9-6e3c-4f6a-8000-5aa0b97d42b1@www.fastmail.com> In-Reply-To: <76ae06f8535410b479c096c5881a69c4@hamnavoe.com> References: <76ae06f8535410b479c096c5881a69c4@hamnavoe.com> Date: Sat, 11 Jul 2020 16:46:03 +0100 From: "Ethan Gardener" To: "g_patrickb via 9fans" <9fans@9fans.net> Subject: Re: [9fans] 127.0.0.1 considered harmful Content-Type: text/plain Topicbox-Policy-Reasoning: allow: sender is a member Topicbox-Message-UUID: aff34e4e-c38d-11ea-a99a-c2a1c41bb2af On Sat, Jul 11, 2020, at 12:04 PM, Richard Miller wrote: > So the problem seems to be latency of 9p transactions. Could it be > an artifact of tcp flow control not adapting well to the loopback > interface? Can anyone offer an insight? A comment in the default /lib/ndb/local makes me think the loopback interface was a bit of an afterthought. It's this one: # # because the public demands the name localsource # ip=127.0.0.1 sys=localhost dom=localhost