Please see:
http://logs.openstack.org/58/471658/4/check/gate-openstack-ansible-os_gnocchi-ansible-func-ubuntu-xenial/a162165/console.html.gz#_2017-06-14_18_38_25_907018
output:
TASK [os_gnocchi : Install pip packages] ***************************************
2017-06-14 18:37:59.929975 | Wednesday 14 June 2017 18:37:59 +0000 (0:00:00.031) 0:12:20.977 ********
2017-06-14 18:38:04.080818 | FAILED - RETRYING: Install pip packages (5 retries left).
2017-06-14 18:38:08.512266 | FAILED - RETRYING: Install pip packages (4 retries left).
2017-06-14 18:38:12.907013 | FAILED - RETRYING: Install pip packages (3 retries left).
2017-06-14 18:38:17.306010 | FAILED - RETRYING: Install pip packages (2 retries left).
2017-06-14 18:38:21.634457 | FAILED - RETRYING: Install pip packages (1 retries left).
2017-06-14 18:38:25.907018 | fatal: [openstack2]: FAILED! => {"attempts": 5, "changed": false, "cmd": "/openstack/venvs/gnocchi-untagged/bin/pip2 install -U --constraint /home/jenkins/git/openstack/local-package-constraints.txt --constraint /opt/developer-pip-constraints.txt --constraint http://git.openstack.org/cgit/openstack/openstack-ansible/plain/global-requirement-pins.txt --constraint http://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt --no-binary libvirt-python cryptography gnocchiclient gnocchi[mysql,file,swift,ceph] keystonemiddleware python-memcached", "failed": true, "msg": "stdout: Collecting gnocchi from git+https://git.openstack.org/openstack/gnocchi@master#egg=gnocchi (from -c /opt/developer-pip-constraints.txt (line 1))\n Cloning https://git.openstack.org/openstack/gnocchi (to master) to ./pip-build-JhpeXm/gnocchi\n Complete output from command python setup.py egg_info:\n Traceback (most recent call last):\n File \"<string>\", line 1, in <module>\n IOError: [Errno 2] No such file or directory: '/tmp/pip-build-JhpeXm/gnocchi/setup.py'\n \n ----------------------------------------\n\n:stderr: Ignoring jsbeautifier: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring jsbeautifier: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring hyperframe: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring hyperframe: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring cssutils: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring cssutils: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring kaitaistruct: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring kaitaistruct: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring tornado: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring tornado: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring ruamel.yaml: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring ruamel.yaml: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring html2text: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring html2text: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring dnspython3: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring dnspython3: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring hpack: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring hpack: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring pyperclip: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring pyperclip: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring brotlipy: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring brotlipy: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring mypy: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring mypy: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring urwid: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring urwid: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring argh: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring argh: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring blinker: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring blinker: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring typed-ast: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring typed-ast: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring h2: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring h2: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring mitmproxy: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring mitmproxy: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring EditorConfig: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring EditorConfig: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring watchdog: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring watchdog: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring backports-abc: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring backports-abc: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring pathtools: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring pathtools: markers 'python_version == \"3.5\"' don't match your environment\nIgnoring sortedcontainers: markers 'python_version == \"3.4\"' don't match your environment\nIgnoring sortedcontainers: markers 'python_version == \"3.5\"' don't match your environment\nCommand \"python setup.py egg_info\" failed with error code 1 in /tmp/pip-build-JhpeXm/gnocchi/\n"}
Not enough ppl have reproduced this, so we couldn't triage it in our weekly triage meeting.