From owner-svn-src-head@freebsd.org Tue Mar 21 20:31:06 2017 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6FECBD160FB; Tue, 21 Mar 2017 20:31:06 +0000 (UTC) (envelope-from cy.schubert@komquats.com) Received: from smtp-out-so.shaw.ca (smtp-out-so.shaw.ca [64.59.136.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "Client", Issuer "CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 1860B12CD; Tue, 21 Mar 2017 20:31:05 +0000 (UTC) (envelope-from cy.schubert@komquats.com) Received: from spqr.komquats.com ([96.50.22.10]) by shaw.ca with SMTP id qQQpcBR9mC3JIqQQqccGGo; Tue, 21 Mar 2017 14:31:05 -0600 X-Authority-Analysis: v=2.2 cv=XbT59Mx5 c=1 sm=1 tr=0 a=jvE2nwUzI0ECrNeyr98KWA==:117 a=jvE2nwUzI0ECrNeyr98KWA==:17 a=kj9zAlcOel0A:10 a=6Iz7jQTuP9IA:10 a=pGLkceISAAAA:8 a=BWvPGDcYAAAA:8 a=YxBL1-UpAAAA:8 a=6I5d2MoRAAAA:8 a=pXxtvBy-4bPsNJX8NnYA:9 a=CjuIK1q_8ugA:10 a=6kGIvZw6iX1k4Y-7sg4_:22 a=pxhY87DP9d2VeQe4joPk:22 a=Ia-lj3WSrqcvXOmTRaiG:22 a=IjZwj45LgO3ly-622nXo:22 Received: from slippy.cwsent.com (slippy8 [10.2.2.6]) by spqr.komquats.com (Postfix) with ESMTPS id 9279A1FDD; Tue, 21 Mar 2017 13:31:03 -0700 (PDT) Received: from slippy (localhost [127.0.0.1]) by slippy.cwsent.com (8.15.2/8.15.2) with ESMTP id v2LKV2sr012532; Tue, 21 Mar 2017 13:31:02 -0700 (PDT) (envelope-from Cy.Schubert@cschubert.com) Message-Id: <201703212031.v2LKV2sr012532@slippy.cwsent.com> X-Mailer: exmh version 2.8.0 04/21/2012 with nmh-1.6 Reply-to: Cy Schubert From: Cy Schubert X-os: FreeBSD X-Sender: cy@cwsent.com X-URL: http://www.cschubert.com/ To: "Ngie Cooper (yaneurabeya)" cc: Cy Schubert , Slawa Olhovchenkov , Gleb Smirnoff , John Baldwin , svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r315662 - in head: contrib/bsnmp/snmp_mibII contrib/ipfilter/ipsend lib/libprocstat sys/netinet sys/sys usr.bin/netstat usr.bin/sockstat usr.bin/systat usr.sbin/tcpdrop usr.sbin/trpt In-Reply-To: Message from "Ngie Cooper (yaneurabeya)" of "Tue, 21 Mar 2017 13:23:46 -0700." Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 21 Mar 2017 13:31:02 -0700 X-CMAE-Envelope: MS4wfJ+y8nmHoRQR639Tew660t6NpSUZShgZvqbmUDMZ6Y0TFTBc8aBZVxK3K7iqvamSqqx9XDJT2NsI4t+FPNmPs9W3520W7I4+6QJ94A/il8j6NrB7ExXk 3CkFLPwTTLY0InFDkbIW+lHaKpr6mpnGRUIynBK6Chje+TZy0LKMNVfYp1tRuM1D3X36CcY3jHkLOfvJn8tjGrisB60u+f+3xdYB8P4amO/5tZsz9YIP5PhJ qU6s3ONIPLAD35hx2v3DgewD32LbqvHOX6tVc2qcBd/vdiSFTRVPUYAz3WEQzeEtWTBmBe5qTu/WYYXeIxNrT0DqWkYXL4GQfkQ1pqLxShQq1vJ5UMwOV8Pe ae+eiO/T0mZpJsWBr2wHVefMfOGK2Q== X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Mar 2017 20:31:06 -0000 In message , "Ngie Cooper (yane urabeya)" writes: > > > --Apple-Mail=_C07E06AD-3829-414B-974E-98AD723D833D > Content-Transfer-Encoding: quoted-printable > Content-Type: text/plain; > charset=utf-8 > > > > On Mar 21, 2017, at 13:07, Cy Schubert = > wrote: > > =E2=80=A6 > > > Would it be possible to replace this script with new DTrace probes and = > a > > DTrace script? > > I don=E2=80=99t genuinely think that using DTrace probes on a = > kernel coredump would work today, and even if it did, I don=E2=80=99t = > think it would make sense (DTrace -> Dynamic Trace). What gjb/jhb are = > discussing is post-mortem analysis of a coredump (netstat uses sysctl(3) = > to query the routing socket on live kernels). My mistake. I replied before I read through the whole thread in what was left of my not so long noon "half hour". Got it now. :~ -- Cheers, Cy Schubert FreeBSD UNIX: Web: http://www.FreeBSD.org The need of the many outweighs the greed of the few.