Hi , and thanks a lot for your help. so $ sudo ip netns exec qdhcp-8db375e0-28d2-4379-9330-397dc9b4f2b1 ip a 3401: tap1c220d25-b9: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 68 qdisc noqueue state UNKNOWN group default qlen 1000 link/ether fa:16:3e:20:ef:bc brd ff:ff:ff:ff:ff:ff inet 169.254.169.254/32 brd 169.254.169.254 scope global tap1c220d25-b9 valid_lft forever preferred_lft forever inet 10.1.42.1/24 brd 10.1.42.255 scope global tap1c220d25-b9 valid_lft forever preferred_lft forever $tail -f /var/log/kolla/neutron/neutron-dhcp-agent.log |grep 8db375e0-28d2-4379-9330-397dc9b4f2b1 2023-04-05 08:36:11.558 7 INFO neutron.agent.dhcp.agent [-] Starting network 8db375e0-28d2-4379-9330-397dc9b4f2b1 dhcp configuration 2023-04-05 08:36:12.532 7 ERROR neutron.agent.dhcp.agent [-] Unable to enable dhcp for 8db375e0-28d2-4379-9330-397dc9b4f2b1.: neutron.privileged.agent.linux.ip_lib.InvalidArgument: Invalid parameter/value used on interface tap1c220d25-b9, namespace qdhcp-8db375e0-28d2-4379-9330-397dc9b4f2b1. 2023-04-05 08:36:12.532 7 ERROR neutron.agent.dhcp.agent neutron.privileged.agent.linux.ip_lib.InvalidArgument: Invalid parameter/value used on interface tap1c220d25-b9, namespace qdhcp-8db375e0-28d2-4379-9330-397dc9b4f2b1. 2023-04-05 08:36:12.534 7 INFO neutron.agent.dhcp.agent [-] Finished network 8db375e0-28d2-4379-9330-397dc9b4f2b1 dhcp configuration openstack network show 8db375e0-28d2-4379-9330-397dc9b4f2b1 +---------------------------+--------------------------------------+ | Field | Value | +---------------------------+--------------------------------------+ | admin_state_up | UP | | availability_zone_hints | | | availability_zones | nova | | created_at | 2023-04-04T11:49:47Z | | description | | | dns_domain | None | | id | 8db375e0-28d2-4379-9330-397dc9b4f2b1 | | ipv4_address_scope | None | | ipv6_address_scope | None | | is_default | None | | is_vlan_transparent | None | | mtu | 68 | | name | NET1 | | port_security_enabled | True | | project_id | 6d6cbcbb6e8d4264bcd13dd8b3d79466 | | provider:network_type | vxlan | | provider:physical_network | None | | provider:segmentation_id | 456 | | qos_policy_id | None | | revision_number | 2 | | router:external | Internal | | segments | None | | shared | False | | status | ACTIVE | | subnets | b72cf65c-1a22-4165-a55b-884bcc9c636a | | tags | | | updated_at | 2023-04-04T11:49:47Z | +---------------------------+———————————————————+ $openstack subnet show b72cf65c-1a22-4165-a55b-884bcc9c636a +----------------------+--------------------------------------+ | Field | Value | +----------------------+--------------------------------------+ | allocation_pools | 10.1.42.1-10.1.42.253 | | cidr | 10.1.42.0/24 | | created_at | 2023-04-04T11:49:47Z | | description | | | dns_nameservers | | | dns_publish_fixed_ip | None | | enable_dhcp | True | | gateway_ip | 10.1.42.254 | | host_routes | | | id | b72cf65c-1a22-4165-a55b-884bcc9c636a | | ip_version | 4 | | ipv6_address_mode | None | | ipv6_ra_mode | None | | name | | | network_id | 8db375e0-28d2-4379-9330-397dc9b4f2b1 | | project_id | 6d6cbcbb6e8d4264bcd13dd8b3d79466 | | revision_number | 0 | | segment_id | None | | service_types | | | subnetpool_id | None | | tags | | | updated_at | 2023-04-04T11:49:47Z | +----------------------+--------------------------------------+ Since yesterday, we have a lot of network (2 per students , 100 students) , so a lot of errors: In the log of dnsmask we can see this: Apr 5 08:55:02 dnsmasq-dhcp[2466928]: read /var/lib/neutron/dhcp/7d33855e-03a8-431b-9cf8-64f8e95b8f93/host Apr 5 08:55:02 dnsmasq-dhcp[2466928]: read /var/lib/neutron/dhcp/7d33855e-03a8-431b-9cf8-64f8e95b8f93/opts Apr 5 08:55:05 dnsmasq-dhcp[609053]: DHCPDISCOVER(tap5af0e639-f3) fa:16:3e:8d:86:b9 no address available Apr 5 08:55:05 dnsmasq-dhcp[4572]: DHCPDISCOVER(tap6fe70972-c9) fa:16:3e:6d:dc:c8 no address available You say: If that's not it please file a new bug with all the above info provided. How can I do that ? Thanks a lot Franck
Le 5 avr. 2023 à 00:00, Brian Haley <haleyb.dev@gmail.com> a écrit :
8db375e0-28d2-4379-9330-397dc9b4f2b1