From owner-freebsd-hackers Mon May 20 00:17:34 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id AAA29544 for hackers-outgoing; Mon, 20 May 1996 00:17:34 -0700 (PDT) Received: from genesis.atrad.adelaide.edu.au (genesis.atrad.adelaide.edu.au [129.127.96.120]) by freefall.freebsd.org (8.7.3/8.7.3) with ESMTP id AAA29539 for ; Mon, 20 May 1996 00:17:30 -0700 (PDT) Received: from msmith@localhost by genesis.atrad.adelaide.edu.au (8.6.12/8.6.9) id RAA20879; Mon, 20 May 1996 17:00:02 +0930 From: Michael Smith Message-Id: <199605200730.RAA20879@genesis.atrad.adelaide.edu.au> Subject: Re: Slow tty updates and high load, but idle CPU To: taob@io.org (Brian Tao) Date: Mon, 20 May 1996 17:00:02 +0930 (CST) Cc: bde@zeta.org.au, freebsd-hackers@FreeBSD.ORG In-Reply-To: from "Brian Tao" at May 19, 96 11:42:25 pm MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk Brian Tao stands accused of saying: > > On Mon, 20 May 1996, Bruce Evans wrote: > > > > ttwrite() is probably sleeping on lbolt. This should be easy to check > > by looking at the sleep address in ps output. > > Tell me if I'm on the right track: "nm /kernel | fgrep lbolt" > gives me the address 0xf01d605c. Judging by the output of > "ps axO nwchan", I should look for processes waiting at 1d605c? Try 'ps axl', which should list the names of the wait channels, or just 'ps axO wchan'. > Brian Tao (BT300, taob@io.org, taob@ican.net) -- ]] Mike Smith, Software Engineer msmith@atrad.adelaide.edu.au [[ ]] Genesis Software genesis@atrad.adelaide.edu.au [[ ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ ]] realtime instrument control (ph/fax) +61-8-267-3039 [[ ]] Collector of old Unix hardware. "Where are your PEZ?" The Tick [[