From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Tu9Id-0003VB-AQ for user-mode-linux-devel@lists.sourceforge.net; Sat, 12 Jan 2013 22:11:35 +0000 Received: from meriadoc.sigma-star.at ([178.63.61.2]) by sog-mx-4.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1Tu9IW-0007Gv-C2 for user-mode-linux-devel@lists.sourceforge.net; Sat, 12 Jan 2013 22:11:35 +0000 Date: Sat, 12 Jan 2013 23:11:17 +0100 From: Richard Weinberger Message-ID: <20130112231117.1ce9f3ca@spider.haslach.nod.at> In-Reply-To: <1492014.5OhtFxJ3yI@vault01> References: <50F132F9.1030601@bob-the-boat.me.uk> <20130112105812.4eedc505@spider.haslach.nod.at> <1492014.5OhtFxJ3yI@vault01> Mime-Version: 1.0 List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net Subject: Re: [uml-devel] Network related UML Crashing To: "Dave Humphreys (Bob)" Cc: user-mode-linux-devel@lists.sourceforge.net Am Sat, 12 Jan 2013 19:31:13 +0100 (CET) schrieb "Dave Humphreys (Bob)" : > Re: [uml-devel] "Couldn't grant pty" > > Now that I have been able to run the Debiam 32 bit root_fs, I have > returned to the network related crashing. > > This is by way of a status update, I will do more to tie down what is > required to demonstrate the problem as simply as possible. > > However: > > root@DEB1-32:~# rsync --archive --progress > 10.0.10.30:/var/imap/ /var/imap/ The authenticity of host '10.0.10.30 > (10.0.10.30)' can't be established. RSA key fingerprint is > ce:e4:0d:88:c0:07:01:8d:10:f8:91:52:b5:4b:e1:53. Are you sure you > want to continue connecting (yes/no)? yes Warning: Permanently added > '10.0.10.30' (RSA) to the list of known hosts. receiving incremental > file list ./ > .bash_history > 1970 100% 1.88MB/s 0:00:00 (xfer#1, to-check=1005/1007) > config/ > config/annotations.db > 144 100% 0.23kB/s 0:00:00 (xfer#2, to-check=1356/1362) > config/deliver.db > 0 0% 0.00kB/s 0:00:00 ------------[ cut here > ]------------ > > > This is what happened on the Debian 32 bit system with the 3.8.0-rc3 > UML kernel. > > The DEB1 UML is now completely dead and locked up, no further > messages escaped after this point. > > If I try to kick it with uml_mconsole: > > bash-4.1# uml_mconsole DEB1 > (DEB1) halt > > and nothing more happens. > > 10.0.10.30 is another 32 bit UML. > > DEB1-32 is the Debian UML, with an IP address of 10.0.10.31. > > Networking is via mcast. > > This behaviour is consistent with what I have found all along. > > I have seen the same on a 32 bit UML running on a genuinely 32 bit > machine that is remote to my current location and which I access via > the Internet, so the problem arises using real ethernet (via tun-tap) > as well as mcast; and in a genuine 32 bit environment. > > I will try to characterise this more fully, and simplify the method > of causing failure as much as possible. Thanks a lot for the detailed report. Does UML consume 100% on the host side? Thanks, //richard ------------------------------------------------------------------------------ Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS, MVC, Windows 8 Apps, JavaScript and much more. Keep your skills current with LearnDevNow - 3,200 step-by-step video tutorials by Microsoft MVPs and experts. SALE $99.99 this month only -- learn more at: http://p.sf.net/sfu/learnmore_122912 _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel