Re: [Question]: Details on TCP_INFO extension

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On Thu, 2015-03-12 at 10:58 -0700, Martin Lau wrote:
> Old Title:  Welcome to the TCP Instrumentation List
> On Thu, Feb 19, 2015 at 05:20:47PM -0500, rapier wrote:
> > There should be two sets of instruments. Operational and diagnostic. The 
> > operation instruments will be be used to extend TCP_INFO and will always 
> > be available. Google will be providing a patch for upstream with 8 
> > instruments in this category. The diagnostic instruments will be enabled 
> > by the user on an as needed basis. These data from these instruments 
> > will be stored in a separate structure that is referenced by a pointer 
> > in the socket or some other mechanism. The ability to only enable a 
> > subset of these instruments should be a design goal.
> Can Google share which 8 fields will be added to TCP_INFO?
> Thanks,
> --Martin
> --

CC Eric Salo, who is working on this topic.

Note that I upstreamed yesterday support for an unified socket cookie.

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