>-------- Оригинално писмо -------- >От: Michael Stauber mstau...@blueonyx.it
>Относно: Re: [Users] OpenVZ on EL6 - weird network issue >До: OpenVZ users <users@openvz.org> >Изпратено на: Неделя, 2014, Декември 28 00:18:17 EET > Hi Pavel, > > > Did you tried open-v-switch instead standard Linux bridges? > > I actually wasn't aware of that one before you mentioned it. > > I'm just starting to read the docs and specs of it and it looks indeed > very interesting. > > Do you by chance have any specific pointers or docs how to set it up for > usage with OpenVZ? I'm willing to give it a shot, but with these client > systems I can't afford much in the way of experimenting. Taking the > bridge stack apart and replacing it with something else might be a > little too extreme, but I'll consider it as last resort. In any case I'd > like to avoid the usual beginner mistakes one could make when switching > to open-v-switch, so any tips and hints (or URLs to reading material) > would be appreciated. > > As for Scott's suggestion with a cronjob with arp-seeds: > > I did some digging and the network related shell scripts of OpenVZ are > quite enlightening there: > > /etc/sysconfig/network-scripts/ifup-venet > /usr/libexec/vzctl/scripts/vps-functions > > It appears that if I set up a cronjob that periodically runs ... > > /etc/sysconfig/network-scripts/ifup-venet > /etc/sysconfig/network-scripts/ifcfg-br0 > > ... then it'll handle the arp-seeds as well via the function vzarp() as > provided by /usr/libexec/vzctl/scripts/vps-functions. > > I tried it on a test box and it didn't appear to have any negative > impact. Some debugging lines thrown in by me also showed me the exact > commands that these scripts use to do the arp-seeds. I can work with that. > > I'll implement that on the three affected nodes and will see if it helps. > > -- > With best regards > > Michael Stauber > _______________________________________________ > Users mailing list > Users@openvz.org > https://lists.openvz.org/mailman/listinfo/users From what you are experiencing I'll check ARP on the switch... If I understood correctly you firewall cannot reach the nodes (cannot be reached from outside...) - can you ssh to them from FW? Good luck... _______________________________________________ Users mailing list Users@openvz.org https://lists.openvz.org/mailman/listinfo/users
