<div dir="ltr">Hola, <br><br>Les comento el problema con el que estoy lidiando para ver si alguien puede darme una mano.<br><br>Empezamos a tener problemas con el DHCP en nuestro cluster, de repente muchas de las instancias dejaron de obtener IP. Este es el log del servidor DHCP:<br><br>2017-04-26 09:25:07.948 18193 ERROR neutron.plugins.openvswitch.agent.ovs_neutron_agent [-] No local VLAN available for net-id=664f64fd-9844-4f1e-a040-9bac2dfa83bb<br>2017-04-26 09:25:07.951 18193 ERROR neutron.plugins.openvswitch.agent.ovs_neutron_agent [-] Error while processing VIF ports<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent Traceback (most recent call last):<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent File "/usr/lib/python2.7/dist-packages/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py", line 1345, in rpc_loop<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent ovs_restarted)<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent File "/usr/lib/python2.7/dist-packages/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py", line 1160, in process_network_ports<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent devices_added_updated, ovs_restarted)<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent File "/usr/lib/python2.7/dist-packages/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py", line 1051, in treat_devices_added_or_updated<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent ovs_restarted) <br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent File "/usr/lib/python2.7/dist-packages/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py", line 957, in treat_vif_port<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent ovs_restarted)<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent File<br>"/usr/lib/python2.7/dist-packages/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py", line 620, in port_bound<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent lvm = self.local_vlan_map[net_uuid]<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent KeyError: u'664f64fd-9844-4f1e-a040-9bac2dfa83bb'<br>2017-04-26 09:25:07.951 18193 TRACE neutron.plugins.openvswitch.agent.ovs_neutron_agent <br>2017-04-26 09:25:07.952 18193 INFO neutron.plugins.openvswitch.agent.ovs_neutron_agent [-] Agent out of sync with plugin!<br><br>Al revisar los puertos puedo ver lo siguiente:<br><br># neutron --os-tenant-name tenant-340856 port-list<br>+--------------------------------------+------+-------------------+--------------------------------------------------------------------------------------+<br>| id | name | mac_address | fixed_ips |<br>+--------------------------------------+------+-------------------+--------------------------------------------------------------------------------------+<br>| 5b5a2eea-2604-4120-afa4-53bb242d1a97 | | fa:16:3e:f8:42:bf | {"subnet_id": "28fe403f-b06a-4d58-b6ba-3f1002634838", "ip_address": "192.168.200.5"} |<br>| 9892ca71-24c4-4d37-805f-d96deba775e8 | | fa:16:3e:67:4d:af | {"subnet_id": "28fe403f-b06a-4d58-b6ba-3f1002634838", "ip_address": "192.168.200.1"} |<br>| d8f623d0-9570-4049-992c-8faa6a35da78 | | fa:16:3e:99:97:94 | {"subnet_id": "28fe403f-b06a-4d58-b6ba-3f1002634838", "ip_address": "192.168.200.2"} |<br>| fcd2b665-c161-40e0-bfc5-7a737a6abaa8 | | fa:16:3e:13:b5:32 | {"subnet_id": "28fe403f-b06a-4d58-b6ba-3f1002634838", "ip_address": "192.168.200.6"} |<br>+--------------------------------------+------+-------------------+--------------------------------------------------------------------------------------+<br><br><br># neutron --os-tenant-id cb06a97924f74001817c22ffb99d8b4c port-show 5b5a2eea-2604-4120-afa4-53bb242d1a97<br>+-----------------------+--------------------------------------------------------------------------------------+<br>| Field | Value |<br>+-----------------------+--------------------------------------------------------------------------------------+<br>| admin_state_up | True |<br>| allowed_address_pairs | |<br>| binding:vnic_type | normal |<br>| device_id | bdb86d6a-32e7-46c3-97bc-4a094e4e3ca3 |<br>| device_owner | compute:None |<br>| extra_dhcp_opts | |<br>| fixed_ips | {"subnet_id": "28fe403f-b06a-4d58-b6ba-3f1002634838", "ip_address": "192.168.200.5"} |<br>| id | 5b5a2eea-2604-4120-afa4-53bb242d1a97 |<br>| mac_address | fa:16:3e:f8:42:bf |<br>| name | |<br>| network_id | 664f64fd-9844-4f1e-a040-9bac2dfa83bb |<br>| security_groups | 4940d595-853a-4735-9347-e6eb2e62d8e8 |<br>| | 8c552636-b33b-4241-8a76-89ec83104105 |<br>| status | ACTIVE |<br>| tenant_id | cb06a97924f74001817c22ffb99d8b4c |<br>+-----------------------+--------------------------------------------------------------------------------------+<br><br><br># neutron --os-tenant-id cb06a97924f74001817c22ffb99d8b4c port-show 9892ca71-24c4-4d37-805f-d96deba775e8<br>+-----------------------+--------------------------------------------------------------------------------------+<br>| Field | Value |<br>+-----------------------+--------------------------------------------------------------------------------------+<br>| admin_state_up | True |<br>| allowed_address_pairs | |<br>| binding:vnic_type | normal |<br>| device_id | c5064be4-82dd-48bb-8a48-fd677673ba1e |<br>| device_owner | network:router_interface |<br>| extra_dhcp_opts | |<br>| fixed_ips | {"subnet_id": "28fe403f-b06a-4d58-b6ba-3f1002634838", "ip_address": "192.168.200.1"} |<br>| id | 9892ca71-24c4-4d37-805f-d96deba775e8 |<br>| mac_address | fa:16:3e:67:4d:af |<br>| name | |<br>| network_id | 664f64fd-9844-4f1e-a040-9bac2dfa83bb |<br>| security_groups | |<br>| status | ACTIVE |<br>| tenant_id | cb06a97924f74001817c22ffb99d8b4c |<br>+-----------------------+--------------------------------------------------------------------------------------+<br><br><br># neutron --os-tenant-id cb06a97924f74001817c22ffb99d8b4c port-show d8f623d0-9570-4049-992c-8faa6a35da78<br>+-----------------------+--------------------------------------------------------------------------------------+<br>| Field | Value |<br>+-----------------------+--------------------------------------------------------------------------------------+<br>| admin_state_up | True |<br>| allowed_address_pairs | |<br>| binding:vnic_type | normal |<br>| device_id | |<br>| device_owner | |<br>| extra_dhcp_opts | |<br>| fixed_ips | {"subnet_id": "28fe403f-b06a-4d58-b6ba-3f1002634838", "ip_address": "192.168.200.2"} |<br>| id | d8f623d0-9570-4049-992c-8faa6a35da78 |<br>| mac_address | fa:16:3e:99:97:94 |<br>| name | |<br>| network_id | 664f64fd-9844-4f1e-a040-9bac2dfa83bb |<br>| security_groups | 4940d595-853a-4735-9347-e6eb2e62d8e8 |<br>| status | DOWN |<br>| tenant_id | cb06a97924f74001817c22ffb99d8b4c |<br>+-----------------------+--------------------------------------------------------------------------------------+<br><br><br># neutron --os-tenant-id cb06a97924f74001817c22ffb99d8b4c port-show fcd2b665-c161-40e0-bfc5-7a737a6abaa8<br>+-----------------------+--------------------------------------------------------------------------------------+<br>| Field | Value |<br>+-----------------------+--------------------------------------------------------------------------------------+<br>| admin_state_up | True |<br>| allowed_address_pairs | |<br>| binding:vnic_type | normal |<br>| device_id | reserved_dhcp_port |<br>| device_owner | network:dhcp |<br>| extra_dhcp_opts | |<br>| fixed_ips | {"subnet_id": "28fe403f-b06a-4d58-b6ba-3f1002634838", "ip_address": "192.168.200.6"} |<br>| id | fcd2b665-c161-40e0-bfc5-7a737a6abaa8 |<br>| mac_address | fa:16:3e:13:b5:32 |<br>| name | |<br>| network_id | 664f64fd-9844-4f1e-a040-9bac2dfa83bb |<br>| security_groups | |<br>| status | BUILD |<br>| tenant_id | cb06a97924f74001817c22ffb99d8b4c |<br>+-----------------------+--------------------------------------------------------------------------------------+<br><br><br>Como se ve el puerto correspondiente al DHCP queda en estado BUILD.<br><br>En el servidor de DHCP, veo que empieza a sincronizarse hasta que falla con el error del inicio de este mensaje, desanctiva todos los puertos y comienza a activarlos y así sucesivamente.<br><br>Alguien tuvo algún problema similar, ya se me están acabando las ideas, agradecería una pista por donde poder buscar la solución.<br><br><br>Gracias!<br clear="all"><div><br>-- <br><div class="gmail_signature">Ezequiel Cardinali<br><br></div>
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