From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hollis Blanchard Date: Tue, 25 Mar 2008 13:52:07 +0000 Subject: Re: [kvm-ppc-devel] virtio network traffic issues Message-Id: <1206453127.1022.1.camel@basalt> List-Id: References: <47E9020B.3080705@linux.vnet.ibm.com> In-Reply-To: <47E9020B.3080705@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kvm-ppc@vger.kernel.org On Tue, 2008-03-25 at 14:45 +0100, Christian Ehrhardt wrote: > > => from one not yet defined point our guest seems to receive > absolutely nothing > => when the guest is hanging it sends nfs requests which are seen > externally, but it does not seem to get the respones > => the arp requests for the guest are repeated - maybe we can add some > very verbose debug in the guest virtio code and activate it when we > see that it is already hanging > => ideas: > - maybe some buffer/memory runs out and so incoming packets won't be > received anymore > - we break something in virtio / incoming interrupts (or maybe a > lock) and from that point no receive is possible > Could we be missing interrupts? Can you add a guest kernel timer that calls virtio_poll() regularly? > -- Hollis Blanchard IBM Linux Technology Center ------------------------------------------------------------------------- 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/ _______________________________________________ kvm-ppc-devel mailing list kvm-ppc-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-ppc-devel