Re: [quicwg/base-drafts] Enable/disable/coordinate spin per path (#2751)

Martin Thomson <notifications@github.com> Mon, 03 June 2019 00:40 UTC

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Subject: Re: [quicwg/base-drafts] Enable/disable/coordinate spin per path (#2751)
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martinthomson commented on this pull request.



> @@ -4019,14 +4019,14 @@ to disable the spin bit either globally or on a per-connection basis. Even when
 the spin bit is not disabled by the administrator, implementations MUST disable
 the spin bit for a given connection with a certain likelihood. The random
 selection process SHOULD be designed such that on average the spin bit is
-disabled for at least one eighth of connections. The selection process performed
-at the beginning of the connection SHOULD be applied for all paths used by the
-connection.
-
-In case multiple connections share the same five-tuple, that is, have the same
-source and destination IP address and UDP ports, endpoints should try to
-co-ordinate across all connections to ensure a clear signal to any on-path
-measurement points.
+disabled for at least one eighth of network paths. The selection process

Ian's question is somewhat relevant.  If the server changes their mind, then the spin state (spin, not) might change.  But that's OK.

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