zuul_executor_ppas:
  # We use later HWE kernels for better memory managment, requiring an
  # updated AFS version which we install from our custom ppa.
  - name: openafs
    content: "deb http://ppa.launchpad.net/openstack-ci-core/openafs-amd64-hwe/ubuntu xenial main"
    key: "{{ openstack_ci_core_ppa_key }}"