From owner-freebsd-questions@FreeBSD.ORG Mon Sep 14 15:42:46 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0829C1065670; Mon, 14 Sep 2009 15:42:46 +0000 (UTC) (envelope-from mexas@bristol.ac.uk) Received: from dirj.bris.ac.uk (dirj.bris.ac.uk [137.222.10.78]) by mx1.freebsd.org (Postfix) with ESMTP id B6BC48FC12; Mon, 14 Sep 2009 15:42:45 +0000 (UTC) Received: from seis.bris.ac.uk ([137.222.10.93]) by dirj.bris.ac.uk with esmtp (Exim 4.69) (envelope-from ) id 1MnDhS-0000LX-5x; Mon, 14 Sep 2009 16:42:45 +0100 Received: from mech-cluster241.men.bris.ac.uk ([137.222.187.241]) by seis.bris.ac.uk with esmtp (Exim 4.67) (envelope-from ) id 1MnDhR-00055n-Is; Mon, 14 Sep 2009 16:42:41 +0100 Received: from mech-cluster241.men.bris.ac.uk (localhost [127.0.0.1]) by mech-cluster241.men.bris.ac.uk (8.14.3/8.14.3) with ESMTP id n8EFgfRO060278; Mon, 14 Sep 2009 16:42:41 +0100 (BST) (envelope-from mexas@bristol.ac.uk) Received: (from mexas@localhost) by mech-cluster241.men.bris.ac.uk (8.14.3/8.14.3/Submit) id n8EFgf59060277; Mon, 14 Sep 2009 16:42:41 +0100 (BST) (envelope-from mexas@bristol.ac.uk) X-Authentication-Warning: mech-cluster241.men.bris.ac.uk: mexas set sender to mexas@bristol.ac.uk using -f Date: Mon, 14 Sep 2009 16:42:41 +0100 From: Anton Shterenlikht To: Anton Shterenlikht Message-ID: <20090914154241.GA60268@mech-cluster241.men.bris.ac.uk> References: <20090914153728.GA60162@mech-cluster241.men.bris.ac.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090914153728.GA60162@mech-cluster241.men.bris.ac.uk> User-Agent: Mutt/1.5.20 (2009-06-14) X-Spam-Score: -2.1 X-Spam-Level: -- Cc: glewis@freebsd.org, freebsd-questions@freebsd.org, freebsd-ia64@freebsd.org Subject: Re: port math/gnuplot hangs and ignores "kill -9" X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Sep 2009 15:42:46 -0000 On Mon, Sep 14, 2009 at 04:37:28PM +0100, Anton Shterenlikht wrote: > on ia64 HEAD, gnuplot-4.2.6, any plot command > hangs the program. top shows gnuplot is using 100% of CPU, > yeat CPU time is zero: > > PID UID THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND > 60071 1001 2 48 0 98008K 51424K CPU1 1 0:00 100.00% gnuplot > > kill -9 60071, either from my account, or from root, > has no effect, the process is still there. > > I cannot find a way to terminate this hanged process without reboot. > > This seems to be a regression. running gnuplot in batch (non-interactive) mode seems fine, so the problem seems to be with the screen terminal. I'm mostly puzzled by the fact that I cannot kill the process.. -- Anton Shterenlikht Room 2.6, Queen's Building Mech Eng Dept Bristol University University Walk, Bristol BS8 1TR, UK Tel: +44 (0)117 331 5944 Fax: +44 (0)117 331 5924