Comment 19 for bug 1453350

Reviewed: https://review.openstack.org/219706
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=b9cebd18cfc1c4fa0a221d4d2518f7f94d6fc938
Submitter: Jenkins
Branch: master

commit b9cebd18cfc1c4fa0a221d4d2518f7f94d6fc938
Author: Neil Jerram <email address hidden>
Date: Wed Sep 2 15:14:30 2015 +0100

    DHCP agent: log when reloading allocations for a new VM port

    This will help us to see more clearly if failing DHCP for a new VM -
    as seen in failures such as the following traceback from [1] - is
    caused by DHCP configuration being too slow, as suggested by the
    referenced bug.

    Traceback (most recent call last):
      File "/home/aqua/tempest/tempest/test.py", line 125, in wrapper
        return f(self, *func_args, **func_kwargs)
      File "/home/aqua/tempest/tempest/scenario/test_server_basic_ops_38.py", line 105, in test_server_basicops
        self.verify_ssh()
      File "/home/aqua/tempest/tempest/scenario/test_server_basic_ops_38.py", line 95, in verify_ssh
        private_key=self.keypair['private_key'])
      File "/home/aqua/tempest/tempest/scenario/manager.py", line 310, in get_remote_client
        linux_client.validate_authentication()
      File "/home/aqua/tempest/tempest/common/utils/linux/remote_client.py", line 55, in validate_authentication
        self.ssh_client.test_connection_auth()
      File "/home/aqua/tempest/tempest/common/ssh.py", line 150, in test_connection_auth
        connection = self._get_ssh_connection()
      File "/home/aqua/tempest/tempest/common/ssh.py", line 87, in _get_ssh_connection
        password=self.password)
    tempest.exceptions.SSHTimeout: Connection to the 172.17.205.21 via SSH timed out.
    User: cirros, Password: None

    [1] http://logs.openstack.org/39/194939/19/check/gate-grenade-dsvm-neutron/82a7e58/

    Change-Id: I5d77762bf8d4caa2e6f8b3527a30bf80bac62085
    Related-Bug: #1453350