Trunk Deletion is failing with error that it is currently in use.

Solution Verified - Updated -

Issue

  • The trunk cannot be deleted as it’s parent port is still bound to a deleted host thus further also not allowing network to be deleted as there trunks are build on those networks.
(oscar23) [id921356@el6266  ~]$ o network trunk delete b3b155d6-678c-4aba-81f5-ed4d0af27e2fFailed to delete trunk with name or ID 'b3b155d6-678c-4aba-81f5-ed4d0af27e2f': Trunk b3b155d6-678c-4aba-81f5-ed4d0af27e2f is currently in use.
> Neutron server returns request_ids: ['req-aceb5362-1ade-4b94-b099-ab6fc851cd60']
> 1 of 1 trunks failed to delete.
  • VM deletion failes and gives folliwng error if the parent port of trunk is associated with the VM itself during it’s creation.
> 2020-03-04 09:52:46.257 1 WARNING nova.network.neutronv2.api [req-0dd45fe4-861c-46d3-a5ec-7db36352da58 02c6d1bc10fe4ffaa289c786cd09b146 695c417810ac460480055b074bc41817 - default default] [instance: 2f9e3740-b425-4f00-a949-e1aacf2239c4] Failed to delete port 991e4e50-481a-4ca6-9ea6-69f848c4ca9f for instance.: Conflict: Port 991e4e50-481a-4ca6-9ea6-69f848c4ca9f is currently a parent port for trunk 5800ee0f-b558-46cb-bb0b-92799dbe02cf

Environment

RedHat OpenStack Platform 13 (RHOSP)

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