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• verificare la creazione di nuove VM. SDe Se la contastualizzazione non funziona dando errore di connessione al metadata server allora controllare se compare l'agente tra i network agent list e vedere quando l'heartbeat e' stato eseguito l'ultima volta.
  • se la data e' vecchia, rimuovere l'agent dai due controller e fare il reboot

    Code Block
    language shell
    [root@controller-02 nova]# openstack network agent list Could not load 'message_list': module 'zaqarclient.queues.v2.cli' has no attribute 'OldListMessages' Could not load 'message_post': module 'zaqarclient.queues.v2.cli' has no attribute 'OldPostMessages' +--------------------------------------+--------------------+----------------------------------+-------------------+-------+-------+---------------------------+ | ID | Agent Type | Host | Availability Zone | Alive | State | Binary | +--------------------------------------+--------------------+----------------------------------+-------------------+-------+-------+---------------------------+ | 03b6f400-d961-42cd-9df9-89e87dd58ca9 | Open vSwitch agent | controller-02.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | 10f518b3-d9a6-4adf-a482-20723682b5f5 | Metadata agent | controller-02.cloud.pd.infn.it | None | XXX | UP | neutron-metadata-agent | | 3241aa58-f697-478c-bacc-4e10d7cc43e7 | Open vSwitch agent | controller-01.cloud.pd.infn.it | None | XXX | UP | neutron-openvswitch-agent | | 7b34d1ad-99a7-4ca8-a1e6-82a90737a635 | Open vSwitch agent | t2-cld-nat-test.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | 7c026284-8b62-420d-9163-464c3b28bf24 | Open vSwitch agent | compute-01.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | 940d868e-8605-42e5-a731-b07e2a2a311e | DHCP agent | controller-01.cloud.pd.infn.it | nova | XXX | UP | neutron-dhcp-agent | | aa34b512-89d8-4913-aee1-9f2d2fdf124c | L3 agent | controller-01.cloud.pd.infn.it | nova | XXX | UP | neutron-l3-agent | | b60f9a09-06ad-4562-b1c9-72ef265200a6 | DHCP agent | controller-02.cloud.pd.infn.it | nova | :-) | UP | neutron-dhcp-agent | | b91764b8-58a2-4ad6-a8fc-fd20aa664571 | L3 agent | controller-02.cloud.pd.infn.it | nova | :-) | UP | neutron-l3-agent | | be79d4c8-f24d-47f9-876b-09ed34614dc2 | Open vSwitch agent | compute-03.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | df3074d3-0add-4f78-a5f4-fde900e764f2 | Open vSwitch agent | compute-02.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | fd8b02e9-ca5f-43d4-b1fc-31163ba2b7b3 | Open vSwitch agent | compute-04.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | +--------------------------------------+--------------------+----------------------------------+-------------------+-------+-------+---------------------------+ [root@controller-02 nova]# openstack network agent show 10f518b3-d9a6-4adf-a482-20723682b5f5 Could not load 'message_list': module 'zaqarclient.queues.v2.cli' has no attribute 'OldListMessages' Could not load 'message_post': module 'zaqarclient.queues.v2.cli' has no attribute 'OldPostMessages' +-------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+ | Field | Value | +-------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+ | admin_state_up | UP | | agent_type | Metadata agent | | alive | XXX | | availability_zone | None | | binary | neutron-metadata-agent | | configuration | {'log_agent_heartbeats': False, 'metadata_proxy_socket': '/var/lib/neutron/metadata_proxy', 'nova_metadata_host': '192.168.60.24', | | | 'nova_metadata_port': 8775} | | created_at | 2018-11-06 09:30:53 | | description | None | | ha_state | None | | host | controller-02.cloud.pd.infn.it | | id | 10f518b3-d9a6-4adf-a482-20723682b5f5 | | last_heartbeat_at | 2026-03-17 10:41:41 | | resources_synced | None | | started_at | 2026-03-09 10:56:21 | | topic | N/A | +-------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+ [root@controller-02 nova]#

  • Dopo aver eliminato i metadata agent e fatto il reboot la situazione e' la seguente: 

  • Code Block
    language shell
    [root@controller-01 ~]# openstack network agent list Could not load 'message_list': module 'zaqarclient.queues.v2.cli' has no attribute 'OldListMessages' Could not load 'message_post': module 'zaqarclient.queues.v2.cli' has no attribute 'OldPostMessages' +--------------------------------------+--------------------+----------------------------------+-------------------+-------+-------+---------------------------+ | ID | Agent Type | Host | Availability Zone | Alive | State | Binary | +--------------------------------------+--------------------+----------------------------------+-------------------+-------+-------+---------------------------+ | 03b6f400-d961-42cd-9df9-89e87dd58ca9 | Open vSwitch agent | controller-02.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | 3241aa58-f697-478c-bacc-4e10d7cc43e7 | Open vSwitch agent | controller-01.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | 7b34d1ad-99a7-4ca8-a1e6-82a90737a635 | Open vSwitch agent | t2-cld-nat-test.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | 7c026284-8b62-420d-9163-464c3b28bf24 | Open vSwitch agent | compute-01.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | 940d868e-8605-42e5-a731-b07e2a2a311e | DHCP agent | controller-01.cloud.pd.infn.it | nova | :-) | UP | neutron-dhcp-agent | | aa34b512-89d8-4913-aee1-9f2d2fdf124c | L3 agent | controller-01.cloud.pd.infn.it | nova | :-) | UP | neutron-l3-agent | | b60f9a09-06ad-4562-b1c9-72ef265200a6 | DHCP agent | controller-02.cloud.pd.infn.it | nova | :-) | UP | neutron-dhcp-agent | | b91764b8-58a2-4ad6-a8fc-fd20aa664571 | L3 agent | controller-02.cloud.pd.infn.it | nova | :-) | UP | neutron-l3-agent | | be79d4c8-f24d-47f9-876b-09ed34614dc2 | Open vSwitch agent | compute-03.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | df3074d3-0add-4f78-a5f4-fde900e764f2 | Open vSwitch agent | compute-02.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | | fd8b02e9-ca5f-43d4-b1fc-31163ba2b7b3 | Open vSwitch agent | compute-04.cloud.pd.infn.it | None | :-) | UP | neutron-openvswitch-agent | +--------------------------------------+--------------------+----------------------------------+-------------------+-------+-------+---------------------------+

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