From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: problems running many guests Date: Wed, 07 May 2008 10:56:34 +0300 Message-ID: <482160B2.5090006@qumranet.com> References: <200805011800.45167.kmr@us.ibm.com> <20080502001653.GB6721@dmt> <200805052040.23253.kmr@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel@lists.sourceforge.net, Marcelo Tosatti To: Karl Rister Return-path: In-Reply-To: <200805052040.23253.kmr@us.ibm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces@lists.sourceforge.net Errors-To: kvm-devel-bounces@lists.sourceforge.net List-Id: kvm.vger.kernel.org Karl Rister wrote: > On Thursday 01 May 2008 7:16:53 pm Marcelo Tosatti wrote: > >> Does -no-kvm-irqchip or -no-kvm-pit makes a difference? If not, please >> grab kvm_stat --once output when that happens. >> > > Per some suggestions I have moved up to kvm-68 which is better, but still > having problems. Replicating the problem with only one guest spinning has > proven quite difficult, but attempting to boot a large smp guest can reliably > recreate the problem. Using -no-kvm-pit did not help the large guest > and -no-kvm-irqchip made it seize up even earlier with only 1 cpu spinning > instead of all of them. > > Can you try the many-uniprocessor-guests scenario, with each guest pinned to a cpu? taskset $(( 1 << (RANDOM % 32) )) qemu ... -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone