From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Egger Subject: Re: Problem with xenconsole Date: Thu, 21 Aug 2008 15:59:58 +0200 Message-ID: <200808211559.58567.Christoph.Egger@amd.com> References: <200808191754.40311.Christoph.Egger@amd.com> <18604.14235.36081.501488@mariner.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <18604.14235.36081.501488@mariner.uk.xensource.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Ian Jackson Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On Wednesday 20 August 2008 17:26:19 Ian Jackson wrote: > Christoph Egger writes ("[Xen-devel] Problem with xenconsole"): > > But: On the first guest I connect to, select() does not notice when > > an output is available. That is why no console output is there and > > why you can work blindly on the guest. > > The way you have described it makes it sound like you're close to > isolating it as a kernel misbehaviour. Is that right ? Almost. It is hard to say, select() does not work or this has already been fixed, otherwise. I suspect the problem is somewhere in xenconsoled where the terminal is initialized. I'm searching for something that does not work the first time, but on any further try. > You should double-check the stty settings. There are some of these > which are capable of having very strange symptoms in this kind of area > (particularly, `min' and `time' which should be min=3D1, time=3D0) This is the case on Dom0 serial console and ssh sessions to the Dom0. I haven't check the settings for the guests ptys yet. Christoph =2D-=20 AMD Saxony, Dresden, Germany Operating System Research Center Legal Information: AMD Saxony Limited Liability Company & Co. KG Sitz (Gesch=E4ftsanschrift): Wilschdorfer Landstr. 101, 01109 Dresden, Deutschland Registergericht Dresden: HRA 4896 vertretungsberechtigter Komplement=E4r: AMD Saxony LLC (Sitz Wilmington, Delaware, USA) Gesch=E4ftsf=FChrer der AMD Saxony LLC: Dr. Hans-R. Deppe, Thomas McCoy