On 5/16/14 21:33 , Lloyd Parkes via smartos-discuss wrote: > On 17 May 2014 14:13, Robert Mustacchi <[email protected]> wrote: > >> On 5/16/14 19:07 , Lloyd Parkes via smartos-discuss wrote: >>> Hi all, >>> I spent several minutes looking for a doco on reporting bugs in the Wiki >>> but didn't come up with anything (and neither did Google), so here it is. >> >> We'll try and go through and add some language to the wiki, but you can >> file bugs at https://github.com/joyent/smartos-live > > > I had avoided Github because I once tried submitting a patch to you folks > and was told that I can't do that through github. Of course, bug reports > are not the same as patches.
For any software that doesn't come from illumos upstream, we do generally accept patches. For changes to illumos, we instead ask folks to go to illumos directly and then we'll pull in the changes directly. >>> Sometime since the builds of late 2013 the default IPv6 prefix length has >>> stopped being 64. In fact, it now appears to rather unreliable. >>> >>> The default IPv6 prefix length always seems to be 6 when I manually add >> an >>> address to an interface, but it seems to be 10 when a link-local address >> is >>> automatically assigned. In both cases, the prefix length should be 64. >> Note >>> that while link-local addresses are assigned from network block with a >>> prefix length of 10, link-local addresses are require to have 54 zero >> bits >>> after that prefix giving them the effective prefix length of 64. >> >> Can you describe how you're assigning those addresses and the VM >> configuration in question? Is this a SmartOS zone, a KVM instance, >> something else? >> > > I'm old-school, so it's none of the above. I'm running ifconfig in the > global zone. On the old system I could run > > ifconfig e1000g0 inet6 plumb up > ifconfig e1000g0 inet6 addif 2002:cb61:d534:3:21d:7dff:fe08:1111 > > Testing this is a bit tricky because the I only have one SmartOS server > which is my iSCSI target and I had an iSCSI configuration problem that > makes (made?) rebooting it a bad idea. > > I've built a bunch of VMs including one from the old SmartOS USB drive I > was using on my SmartOS server and I've tested them all. > > The SmartOS image from 20131212 also has a default prefix length of 6 and > so it has the bug too. I have no idea why my system used to work. > > Solaris 11.1 has a default prefix length of 64 and so it works fine. > > OS X and NetBSD also have a default prefix length of 64, but I don't really > expect anyone here to pay too much attention to those hippy BSD systems. > > The prefix length of 10 on link-local address is almost certainly a red > herring and I'm not going to worry about it. Okay, thanks for the background. We'll have to dig into it and may have additional questions later on. Thanks, Robert ------------------------------------------- smartos-discuss Archives: https://www.listbox.com/member/archive/184463/=now RSS Feed: https://www.listbox.com/member/archive/rss/184463/25769125-55cfbc00 Modify Your Subscription: https://www.listbox.com/member/?member_id=25769125&id_secret=25769125-7688e9fb Powered by Listbox: http://www.listbox.com
