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From: Mike Karels <mike@karels.net>
To: Gleb Smirnoff <glebius@freebsd.org>
Cc: current@freebsd.org, net@freebsd.org
Subject: Re: trpt(8) to be decomissioned
Date: Fri, 04 Nov 2022 01:03:29 -0500
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On 3 Nov 2022, at 22:48, Gleb Smirnoff wrote:

>   Hi,
>
> trpt(8) is utility to pull TCP debugging data from the kernel
> in 4.2BSD. We still have it in the base, with corresponding
> TCPDEBUG option in the kernel and SO_DEBUG socket option.
>
> At the same time we have much more powerful debugging facilities
> for TCP, e.g. the Dtrace probing, the TCP black box logging and
> siftr.  These are the tools that modern developers use.
>
> Already touched this topic with rscheff@, tuexen@, rrs@ and jtl@.
> None of them new what trpt(8) is :) Looks like a good justification
> to me.

I have used trpt, but not for many years.  It was done before tcpdump
as well.  Its time has long since gone.

		Mike
> -- =

> Gleb Smirnoff