From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: still seeing network freezes with rtl8139 nic Date: Sun, 24 Feb 2008 12:14:09 +0200 Message-ID: <47C14371.9040405@qumranet.com> References: <47BDC414.30301@cisco.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel To: david ahern Return-path: In-Reply-To: <47BDC414.30301@cisco.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 david ahern wrote: > I know this issue has been discussed on this list before, but I am still > experiencing network freezes in a guest that requires a restart to clear. When > the network freezes in the guest I no longer see the network interrupts counter > incrementing (i.e., the eth0 counter in /proc/interrupts in the guest). Using > the crash utility, I verified that the interrupt is still enabled on the guest > side and that no interrupts are pending. This suggests that the interrupts are > not getting delivered to the VM. > > [...] > I am continuing to look into the irq processing on the kvm/qemu side. I'd like > to know if anyone has suggestions on what to look at. This is my first foray > into the kvm and qemu code, and it's a lot to take in all at once. > > Standard procedure is to run with -no-kvm and -no-kvm-irqchip, to see if the problem is in qemu proper, the in-kernel irq handling, or the rest of kvm. -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- 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/