Since you say that after this you cannot start any containers at all until a host reboot, I think what you get is a known kernel netdev refcounting bug. (Check your host syslog messages.) You might try a backported raring kernel.
-serge Quoting Rintcius Blok (rintc...@gmail.com): > Hi, > > I get an unusable lxc service in my host every now and then after > creating a new container. > Only after a reboot I can get it back to normal. > > This is basically what I do (12.10 host): > > lxc-create -t ubuntu-cloud -n c.lxc -- --auth-key $HOME/.ssh/id_rsa.pub > --userdata /root/webdocs.txt.gz > > The problem must occur quite early in the process, since there is no > cloudinit log file in the container yet. > > Also I cannot ssh into the container: > > $ ssh c.lxc > nc: getaddrinfo: Name or service not known > ssh_exchange_identification: Connection closed by remote host > > And these are the only files I see in the container's var/lib/cloud: > > $ cd /var/lib/lxc/c.lxc/rootfs/var/lib/cloud > $ ls -R > .: > seed > > ./seed: > nocloud-net > > ./seed/nocloud-net: > meta-data user-data > > The lxc service gets unusable in the sense that: > - I cannot stop the lxc service anymore > - containers cannot be started anymore (also simple containers) > > The lxc processes stay in these state (even though I stopped and > destroyed the containers & they do not turn up lxc-list anymore): > # ps auxwww | grep lxc > 103 1179 0.0 0.0 26032 964 ? S 11:59 0:00 dnsmasq > -u lxc-dnsmasq --strict-order --bind-interfaces > --pid-file=/var/run/lxc/dnsmasq.pid --conf-file= --listen-address > 10.0.3.1 --dhcp-range 10.0.3.2,10.0.3.254 --dhcp-lease-max=253 > --dhcp-no-override --except-interface=lo --interface=lxcbr0 > root 12741 0.0 0.0 27540 972 ? Ds 19:05 0:00 lxc-start > -d -n c.lxc > root 13159 0.0 0.0 27540 976 ? Ds 19:28 0:00 lxc-start > -d -n e.lxc > root 13445 0.0 0.0 27540 972 ? Ds 19:47 0:00 lxc-start > -d -n b.lxc > > Note the "D" state of the container processes (D = Uninterruptible > sleep (usually IO)) > > I don't have a reproduction path for this yet. > > Any ideas how to troubleshoot this further, in order to get a > reproduction path? > > Thanks, > Rintcius > > ------------------------------------------------------------------------------ > Monitor your physical, virtual and cloud infrastructure from a single > web console. Get in-depth insight into apps, servers, databases, vmware, > SAP, cloud infrastructure, etc. Download 30-day Free Trial. > Pricing starts from $795 for 25 servers or applications! > http://p.sf.net/sfu/zoho_dev2dev_nov > _______________________________________________ > Lxc-users mailing list > Lxc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/lxc-users ------------------------------------------------------------------------------ Monitor your physical, virtual and cloud infrastructure from a single web console. Get in-depth insight into apps, servers, databases, vmware, SAP, cloud infrastructure, etc. Download 30-day Free Trial. Pricing starts from $795 for 25 servers or applications! http://p.sf.net/sfu/zoho_dev2dev_nov _______________________________________________ Lxc-users mailing list Lxc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/lxc-users