From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.12] helo=sc8-sf-mx2.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1Coovr-0006Ba-I7 for user-mode-linux-devel@lists.sourceforge.net; Wed, 12 Jan 2005 12:17:31 -0800 Received: from smtp003.mail.ukl.yahoo.com ([217.12.11.34]) by sc8-sf-mx2.sourceforge.net with smtp (Exim 4.41) id 1Coovm-0000u5-S9 for user-mode-linux-devel@lists.sourceforge.net; Wed, 12 Jan 2005 12:17:31 -0800 From: Blaisorblade Subject: Re: [uml-devel] process creep on host FC2, UML 2.4.27 References: <20050112190802.GE13602@crow.cs.ucsb.edu> In-Reply-To: <20050112190802.GE13602@crow.cs.ucsb.edu> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200501122119.38790.blaisorblade@yahoo.it> Sender: user-mode-linux-devel-admin@lists.sourceforge.net Errors-To: user-mode-linux-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: The user-mode Linux development list List-Post: List-Help: List-Subscribe: , List-Archive: Date: Wed, 12 Jan 2005 21:19:38 +0100 To: user-mode-linux-devel@lists.sourceforge.net Cc: Daniel Nurmi On Wednesday 12 January 2005 20:08, Daniel Nurmi wrote: > Greetings, > > We're currently running a course using UML to do some kernel > developement but have run into a confusing snag. Our host machines > are pretty much stock Fedora (FC2) boxes running kernel > 2.6.9-1.6_FC2smp and our UML kernels are 2.4.27 (clean kernel source, > 2.4.27uml patch). > > When we start a process under UML, a corresponding kernel thread is > started on the host (which is normal and to be expected) but when the > process under UML exits the corresponding host thread does not exit > (which is not expected). After a short time, of course, the host is > swamped with thousands of processes, all of which exit cleanly when > the UML is halted or killed. > > I cannot replicate this behaviour on a clean 2.6.7, 2.6.7 SMP, or > 2.6.8 SMP kernel (on other systems) and our admin tells us that this > problem did not exist on these same machines running FC1. > > If anyone has any input about a cause or fix to this issue, I would be > greatly appreciative! This is a FAQ about 2.6.9. There are some patches out there (search for fix-kill by C. Aker for the 2.4 backport of the fix). Bye -- Paolo Giarrusso, aka Blaisorblade Linux registered user n. 292729 http://www.user-mode-linux.org/~blaisorblade ------------------------------------------------------- The SF.Net email is sponsored by: Beat the post-holiday blues Get a FREE limited edition SourceForge.net t-shirt from ThinkGeek. It's fun and FREE -- well, almost....http://www.thinkgeek.com/sfshirt _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel