From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1CWNzw-0002QM-RC for user-mode-linux-devel@lists.sourceforge.net; Mon, 22 Nov 2004 15:53:32 -0800 Received: from pop.gmx.net ([213.165.64.20] helo=mail.gmx.net) by sc8-sf-mx1.sourceforge.net with smtp (Exim 4.41) id 1CWNzr-0001w7-CF for user-mode-linux-devel@lists.sourceforge.net; Mon, 22 Nov 2004 15:53:32 -0800 Message-ID: <050101c4d0ee$d68041a0$2000000a@schlepptopp> From: "roland" References: <000901c4d0e1$e7f998d0$0201a8c0@hawk> <200411222346.36960.blaisorblade_spam@yahoo.it> <002d01c4d0eb$9d829810$0201a8c0@hawk> Subject: Re: [uml-devel] Re: 2.6.9-bb3 creates zombie threads in SKAS MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit 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: Tue, 23 Nov 2004 00:56:07 +0100 To: "Christopher S. Aker" , Blaisorblade Cc: user-mode-linux-devel@lists.sourceforge.net, Bodo Stroesser Hi Christopher, > > Btw, question: what about your I/O token limiter? Actively using it? Could > > start being worked on for merge (there is at least one bug-report on it by > > "roland" on a strange but valid test-case). see http://sourceforge.net/mailarchive/message.php?msg_id=8560363 that`s probably just a minor one. roland ----- Original Message ----- From: "Christopher S. Aker" To: "Blaisorblade" Cc: ; "Bodo Stroesser" Sent: Tuesday, November 23, 2004 12:33 AM Subject: [uml-devel] Re: 2.6.9-bb3 creates zombie threads in SKAS > > On Monday 22 November 2004 23:23, Christopher S. Aker wrote: > > > Hello, > > Btw, question: what about your I/O token limiter? Actively using it? Could > > start being worked on for merge (there is at least one bug-report on it by > > "roland" on a strange but valid test-case). > > Yes, I use it in all my kernels -- it's invaluable.to me for stopping swap-thrashing > UMLs from taking down the entire host. What bug did Roland find? If you want to > merge it, you probably want to add some way to turn it off completely (perhaps by > default). I'm sure there are other improvements to be made... > > > > I thought I'd give 2.6.9-bb3 a shot, and I had a bunch of users report the > > > accumulation of zombies. > > What the hell! This should *not* happen. What did we (I mean developers) do? > > > This is on a 2.6.7 host, using your > > > host-skas3-2.6.7-v1 patch. > > ??? There is a ton of bugs in that patch (see the changelogs on my site). > > Actually, it's likely you're not going to be hurt by them if you're using > > NPTL on the host (it is *hard* to get them in that case), but you'd better > > upgrade. > > No doubt... I've been getting ready for The Great Reboot (38 hosts), but it takes > careful planning with that many hosts. I've been testing a SKAS-V7 based host kernel > and things look very good. All the weird bugs have gone away (mysql instability, > Gentoo not able to complete emerges, this is all on either V1 or V6 skas patches). > Looking forward to the upgrade to V7, and the latest CFQ changes. > > > I have been releasing tons of updates, and even too quickly (most times I was > > not introducing new bugs, just fixing the ones I and Bodo Stroesser was > > finding) but -V1 is "a bit" old. That said, this should not happen. > > Changes have been coming so quickly, it's hard to keep up :) > > > > I'm not sure if it happened on newer host > > > kernels, since I had to revert it back quickly. > > > > Back to what? To 2.6.9-bb2 or to 2.6.9? > > Vanilla 2.6.9-um > > > I'll check in these days what's going on... it was hyper-tested on 2.6.9 host > > (not by me, but I trust Bodo Stroesser normally), but not on other hosts, I > > guess. > > Thanks, > -Chris > > > > ------------------------------------------------------- > SF email is sponsored by - The IT Product Guide > Read honest & candid reviews on hundreds of IT Products from real users. > Discover which products truly live up to the hype. Start reading now. > http://productguide.itmanagersjournal.com/ > _______________________________________________ > User-mode-linux-devel mailing list > User-mode-linux-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel > ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://productguide.itmanagersjournal.com/ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel