[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [xen-4.0-testing test] 2045: regressions - FAIL
On Tue, 2010-08-31 at 15:35 +0100, Ian Jackson wrote: > > > Even with the fix in place the gratuitous ARP behaviour is disabled > by > > default so you need to enable the net.ipv4.conf.<dev>.arp_notify > sysctl > > for any device you want to send the notifications. When I was > testing I > > did this by adding > > net.ipv4.conf.default.arp_notify = 1 > > to /etc/sysctl.conf and that seemed to do the trick. > > I think this is a bug. I think the default should be for something to > send this gratuitous arp and the most logical answer in the PV or > PV-on-HVM case is the domU. This is the upstream default, not something we control directly from netfront etc. > However: all of this doesn't apply to the test network used for these > tests. There is a daemon on that network which sends broadcast ARP > who-has packets for every IP address at very short intervals (5s or > so) and the reply will cause the switches to update their ideas of > MAC<->port mapping. Is this daemon specifically working around this issue or is there some other purpose which I can't quite think of? Ian. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
|
![]() |
Lists.xenproject.org is hosted with RackSpace, monitoring our |