We have begun to see a noticeable percentage of this in our Openstack- on-Openstack automated testing. I've not yet dug too deeply, but the symptom is: a deployment completes and tests successfully, then as we're collecting logs from machines, one or more of the compute nodes falls over with: http://paste.ubuntu.com/10556479/
Let me know if there's anything you'd like for us to try. This is on our private cloud "serverstack" environment. ubuntu@chakora:~$ uname -a Linux chakora 3.13.0-46-generic #77-Ubuntu SMP Mon Mar 2 18:23:39 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux ubuntu@chakora:~$ dpkg-query --show linux-generic libvirt-bin qemu-system nova-compute-kvm nova-compute-libvirt libvirt-bin 1.2.2-0ubuntu13.1.9 linux-generic 3.13.0.46.53 nova-compute-kvm 1:2014.1.3-0ubuntu2 nova-compute-libvirt 1:2014.1.3-0ubuntu2 qemu-system 2.0.0+dfsg-2ubuntu1.10 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1413540 Title: soft lockup issues with nested KVM VMs running tempest To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1413540/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
