[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] xen-netfront crash when detaching network while some network activity
On Tue, Dec 01, 2015 at 11:32:58PM +0100, Marek Marczykowski-Górecki wrote: > On Tue, Dec 01, 2015 at 05:00:42PM -0500, Konrad Rzeszutek Wilk wrote: > > On Tue, Nov 17, 2015 at 03:45:15AM +0100, Marek Marczykowski-Górecki wrote: > > > On Wed, Oct 21, 2015 at 08:57:34PM +0200, Marek Marczykowski-Górecki > > > wrote: > > > > On Wed, May 27, 2015 at 12:03:12AM +0200, Marek Marczykowski-Górecki > > > > wrote: > > > > > On Tue, May 26, 2015 at 11:56:00AM +0100, David Vrabel wrote: > > > > > > On 22/05/15 12:49, Marek Marczykowski-Górecki wrote: > > > > > > > Hi all, > > > > > > > > > > > > > > I'm experiencing xen-netfront crash when doing xl network-detach > > > > > > > while > > > > > > > some network activity is going on at the same time. It happens > > > > > > > only when > > > > > > > domU has more than one vcpu. Not sure if this matters, but the > > > > > > > backend > > > > > > > is in another domU (not dom0). I'm using Xen 4.2.2. It happens on > > > > > > > kernel > > > > > > > 3.9.4 and 4.1-rc1 as well. > > > > > > > > > > > > > > Steps to reproduce: > > > > > > > 1. Start the domU with some network interface > > > > > > > 2. Call there 'ping -f some-IP' > > > > > > > 3. Call 'xl network-detach NAME 0' > > > > Do you see this all the time or just on occassions? > > Using above procedure - all the time. > > > I tried to reproduce it and couldn't see it. Is your VM an PV or HVM? > > PV, started by libvirt. This may have something to do, the problem didn't > existed on older Xen (4.1) and started by xl. I'm not sure about kernel > version there, but I think I've tried there 3.18 too, which has this > problem. > > But I don't see anything special in domU config file (neither backend > nor frontend) - it may be some libvirt default. If that's really the > cause. Can I (and how) get any useful information about that? libvirt naturally does some libxl calls, and they may be different. Any chance you could give me an idea of: - What commands you use in libvirt? - Do you use a bond or bridge? - What version of libvirt you are using? Thanks! CC-ing Joao just in case he has seen this. > > > -- > Best Regards, > Marek Marczykowski-Górecki > Invisible Things Lab > A: Because it messes up the order in which people normally read text. > Q: Why is top-posting such a bad thing? _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |