From owner-freebsd-questions@FreeBSD.ORG Thu Mar 22 18:43:05 2007 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 1019616A404 for ; Thu, 22 Mar 2007 18:43:05 +0000 (UTC) (envelope-from fcjangab@us.ibm.com) Received: from e31.co.us.ibm.com (e31.co.us.ibm.com [32.97.110.149]) by mx1.freebsd.org (Postfix) with ESMTP id D04E813C4E1 for ; Thu, 22 Mar 2007 18:43:04 +0000 (UTC) (envelope-from fcjangab@us.ibm.com) Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e31.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id l2MIh4ag006109 for ; Thu, 22 Mar 2007 14:43:04 -0400 Received: from d03av03.boulder.ibm.com (d03av03.boulder.ibm.com [9.17.195.169]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v8.3) with ESMTP id l2MIh3mQ064914 for ; Thu, 22 Mar 2007 12:43:04 -0600 Received: from d03av03.boulder.ibm.com (loopback [127.0.0.1]) by d03av03.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l2MIh357025438 for ; Thu, 22 Mar 2007 12:43:03 -0600 Received: from d03nm132.boulder.ibm.com (d03nm132.boulder.ibm.com [9.17.195.172]) by d03av03.boulder.ibm.com (8.12.11.20060308/8.12.11) with ESMTP id l2MIh3db025430 for ; Thu, 22 Mar 2007 12:43:03 -0600 To: freebsd-questions@freebsd.org X-Mailer: Lotus Notes Release 7.0 HF277 June 21, 2006 Message-ID: From: Fahnmusa C Jangaba Date: Thu, 22 Mar 2007 14:43:02 -0400 X-MIMETrack: Serialize by Router on D03NM132/03/M/IBM(Release 7.0.2HF32 | October 17, 2006) at 03/22/2007 12:43:03 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: ktrace UHCI controller 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: Thu, 22 Mar 2007 18:43:05 -0000 hi I am running freebsd 6.1 and I am trying to use ktrace to see why the u= hci0 controller process stops responding to usb events. I am use ktrace with= the -p option to attach to a process and also with all trace points turned = on. I don't see any calls in the file ktrace.out file . Am i using ktrace wrong or is there another way to trace what the uhci0 process is doing = and find out why it is stuck. thanks Fahnmusa =