High CPU may be cloud-init. Using todays server image, running 'prepare- testbed' spins the CPU at 200%. The end of the log shows:
Aug 6 10:13:15 autopkgtest [CLOUDINIT] helpers.py[DEBUG]: Running config-package-update-upgrade-install using lock (<FileLock using file '/var/lib/cloud/instances/nocloud/sem/config_package_update_upgrade_install'>) Aug 6 10:13:15 autopkgtest [CLOUDINIT] util.py[DEBUG]: Writing to /var/lib/cloud/instances/nocloud/sem/update_sources - wb: [420] 19 bytes Aug 6 10:13:15 autopkgtest [CLOUDINIT] helpers.py[DEBUG]: Running update-sources using lock (<FileLock using file '/var/lib/cloud/instances/nocloud/sem/update_sources'>) Aug 6 10:13:15 autopkgtest [CLOUDINIT] util.py[DEBUG]: Running command ['apt-get', '--option=Dpkg::Options::=--force-confold', '--option=Dpkg::options::=--force-unsafe-io', '--assume-yes', '--quiet', 'update'] with allowed return codes [0] (shell=False, capture=False) Aug 6 10:13:34 autopkgtest [CLOUDINIT] util.py[DEBUG]: Running command ['apt-get', '--option=Dpkg::Options::=--force-confold', '--option=Dpkg::options::=--force-unsafe-io', '--assume-yes', '--quiet', 'dist-upgrade'] with allowed return codes [0] (shell=False, capture=False) Aug 6 10:13:36 autopkgtest [CLOUDINIT] helpers.py[DEBUG]: update-sources already ran (freq=once-per-instance) Aug 6 10:13:36 autopkgtest [CLOUDINIT] util.py[DEBUG]: Running command ['apt-get', '--option=Dpkg::Options::=--force-confold', '--option=Dpkg::options::=--force-unsafe-io', '--assume-yes', '--quiet', 'install', 'eatmydata', 'linux-image-generic', 'autopkgtest', 'dpkg-dev', 'pbuilder', 'bzr'] with allowed return codes [0] (shell=False, capture=False) 1680s before timeout 1620s before timeout 1560s before timeout 1500s before timeout 1440s before timeout 1380s before timeout 1320s before timeout ** Also affects: cloud-init (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1208455 Title: general protection fault running apt-get inside nested kvm VM To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cloud-init/+bug/1208455/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs