From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1K2ND5-0007GE-Kz for user-mode-linux-devel@lists.sourceforge.net; Sat, 31 May 2008 02:17:11 -0700 Received: from smtp-1.orange.nl ([193.252.22.241]) by mail.sourceforge.net with esmtp (Exim 4.44) id 1K2ND4-0000LO-5W for user-mode-linux-devel@lists.sourceforge.net; Sat, 31 May 2008 02:17:11 -0700 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf6004.orange.nl (SMTP Server) with ESMTP id 198E21C000A5 for ; Sat, 31 May 2008 11:17:02 +0200 (CEST) Received: from [192.168.5.24] (c529de59c.cable.wanadoo.nl [82.157.229.156]) by mwinf6004.orange.nl (SMTP Server) with ESMTP id EF2581C0009A for ; Sat, 31 May 2008 11:17:01 +0200 (CEST) Message-ID: <48411788.8020709@vulnscan.org> Date: Sat, 31 May 2008 11:16:56 +0200 From: "Bram Matthys (Syzop)" MIME-Version: 1.0 References: <4821B5FC.40307@vulnscan.org> <20080509154552.GH10169@c2.user-mode-linux.org> <48255FC4.4040805@vulnscan.org> <482AA5AE.3000900@saunalahti.fi> <20080519161613.GC17500@c2.user-mode-linux.org> In-Reply-To: <20080519161613.GC17500@c2.user-mode-linux.org> Subject: Re: [uml-devel] umls unresponsive & consuming 100% cpu time 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 Sender: user-mode-linux-devel-bounces@lists.sourceforge.net Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net To: user-mode-linux-devel@lists.sourceforge.net -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi Jeff, Sorry for my late reply. Just tried, and I think your patch fixed it (at least a test with 'date' setting the time 2 seconds back on the host no longer causes it to hang). If it causes any trouble in the next few days I'll let you know. Regards, Bram. Jeff Dike wrote: | On Wed, May 14, 2008 at 11:41:18AM +0300, Sakari Ailus wrote: |> I have three UML instances running on a host. First, they all were |> unresponsive simultaneously using all CPU time they could get. After a |> while they became responsive again. I could log in through SSH. The |> funny thing is that the date command showed correct date and time (as |> far as I remember, can't test it now as they are hung again) while the |> time in bash prompt was constant showing the time around the initial |> hang, which is the same on all three instances. | | I reproduced and debugged a similar problem, resulting in the patch | below. See if it makes any difference for you... | | Jeff | -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (MingW32) iD8DBQFIQReI46ioc5305a8RAqQpAKC0j9HcBGFxRgaT2yvXPC9E3W1FXACgg6q6 LAYiR6Z0MMuwIZfTax6ojhc= =tSsa -----END PGP SIGNATURE----- ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel