From owner-freebsd-stable@FreeBSD.ORG Tue Sep 27 10:19:28 2011 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D8D8F1065670 for ; Tue, 27 Sep 2011 10:19:28 +0000 (UTC) (envelope-from nvass@gmx.com) Received: from mailout-eu.gmx.com (mailout-eu.gmx.com [213.165.64.43]) by mx1.freebsd.org (Postfix) with SMTP id 33D998FC0A for ; Tue, 27 Sep 2011 10:19:28 +0000 (UTC) Received: (qmail invoked by alias); 27 Sep 2011 10:19:11 -0000 Received: from adsl-27.91.140.81.tellas.gr (EHLO [192.168.73.192]) [91.140.81.27] by mail.gmx.com (mp-eu003) with SMTP; 27 Sep 2011 12:19:11 +0200 X-Authenticated: #46156728 X-Provags-ID: V01U2FsdGVkX1+aGgteykCagmKUbXdd0D5ucXWUhpvBvriNnoFmbP njcxvPt2cdiYlM Message-ID: <4E81A31B.6080300@gmx.com> Date: Tue, 27 Sep 2011 13:19:07 +0300 From: Nikos Vassiliadis User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.17) Gecko/20110414 Thunderbird/3.1.10 MIME-Version: 1.0 To: Jeremy Chadwick References: <4E819DF7.3060306@gmx.com> <20110927101008.GA27810@icarus.home.lan> In-Reply-To: <20110927101008.GA27810@icarus.home.lan> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Cc: freebsd-stable@freebsd.org Subject: Re: non-responding processes after truss(1)ing X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Sep 2011 10:19:28 -0000 On 9/27/2011 1:10 PM, Jeremy Chadwick wrote: > kill -9 your truss processes; the underlying processes which you are > truss'ing will probably resume. > > My experience for years has been that truss on FreeBSD is extremely > buggy and cannot be relied upon (case in point). Such is still the case > on RELENG_8 as of today. > > Use ktrace(1) instead. You'll find it to work pretty much in every > situation. > Thanks, that worked. I'll use ktrace from now on. Nikos