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[Tony Breeds <tony@xxxxxxxxxxxxxxxxxx>]

Added to nova as it's not grenade specific and I saw it in a tempest-
dvvm-full job

** Also affects: nova
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1355573

Title:
  tempest volume scenarios periodically fail /w SSHTimeout

Status in grenade:
  New
Status in OpenStack Compute (nova):
  New

Bug description:
  Not sure this is a duplicate, but I've noticed failing tempest volume
  scenarios as part of grenade tests, ie

  http://logs.openstack.org/07/112707/1/check/check-grenade-dsvm-
  partial-ncpu/43dbf72/logs/testr_results.html.gz

  Traceback (most recent call last):
    File "tempest/test.py", line 128, in wrapper
      return f(self, *func_args, **func_kwargs)
    File "tempest/scenario/test_volume_boot_pattern.py", line 163, in test_volume_boot_pattern
      keypair)
    File "tempest/scenario/test_volume_boot_pattern.py", line 116, in _ssh_to_server
      private_key=keypair.private_key)
    File "tempest/scenario/manager.py", line 484, in get_remote_client
      linux_client.validate_authentication()
    File "tempest/common/utils/linux/remote_client.py", line 53, in validate_authentication
      self.ssh_client.test_connection_auth()
    File "tempest/common/ssh.py", line 150, in test_connection_auth
      connection = self._get_ssh_connection()
    File "tempest/common/ssh.py", line 87, in _get_ssh_connection
      password=self.password)
  SSHTimeout: Connection to the 172.24.4.2 via SSH timed out.
  User: cirros, Password: None

  Checking logstash these seem to be happening frequently during grenade
  jobs, failing both test_snapshot_pattern and test_volume_boot_pattern
  tests. 141 failures over the last 7 days.

  http://logstash.openstack.org/#eyJzZWFyY2giOiJtZXNzYWdlOlwiU1NIVGltZW91dDogQ29ubmVjdGlvbiB0byB0aGUgMTcyLjI0LjQuMiB2aWEgU1NIIHRpbWVkIG91dC5cIiIsImZpZWxkcyI6W10sIm9mZnNldCI6MCwidGltZWZyYW1lIjoiNjA0ODAwIiwiZ3JhcGhtb2RlIjoiY291bnQiLCJ0aW1lIjp7InVzZXJfaW50ZXJ2YWwiOjB9LCJzdGFtcCI6MTQwNzgxMzYzNjg1Nn0=

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