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[Fernando Royo <1974052@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

While running a heavy load test, where some hundreds of LBs are created
in a short period of time, some of them remains in PENDING_CREATE
without any apparent error.

[stack@undercloud ~]$ openstack loadbalancer list |grep -i pending
| 073b60fa-e41d-4df7-905e-9455b5fbd39a | 767b70f3-f5fa-496e-ac28-0819ce9411a5-207/cluster-density-207-1               | 172.30.58.222  | PENDING_CREATE      | ovn      |
| b129391a-ad69-4c0a-b1a3-d8319522cc18 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-157/cluster-density-157-1               | 172.30.161.89  | PENDING_CREATE      | ovn      |
| 01ac61d0-5c0a-4504-ae2e-07ecfd57a8f9 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-210/cluster-density-210-3               | 172.30.218.204 | PENDING_CREATE      | ovn      |
| 6244e2c7-2abf-4fc1-a088-4a4145d39177 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-185/cluster-density-185-4               | 172.30.141.108 | PENDING_CREATE      | ovn      |

** Affects: neutron
     Importance: Undecided
     Assignee: Fernando Royo (froyoredhat)
         Status: In Progress


** Tags: loadimpact ovn-octavia-provider

** Changed in: neutron
     Assignee: (unassigned) => Fernando Royo (froyoredhat)

** Changed in: neutron
       Status: New => In Progress

** Description changed:

  While running a heavy load test, where some hundreds of LBs are created
  in a short period of time, some of them remains in PENDING_CREATE
  without any apparent error.
  
  [stack@undercloud ~]$ openstack loadbalancer list |grep -i pending
  | 073b60fa-e41d-4df7-905e-9455b5fbd39a | 767b70f3-f5fa-496e-ac28-0819ce9411a5-207/cluster-density-207-1               | 172.30.58.222  | PENDING_CREATE      | ovn      |
  | b129391a-ad69-4c0a-b1a3-d8319522cc18 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-157/cluster-density-157-1               | 172.30.161.89  | PENDING_CREATE      | ovn      |
  | 01ac61d0-5c0a-4504-ae2e-07ecfd57a8f9 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-210/cluster-density-210-3               | 172.30.218.204 | PENDING_CREATE      | ovn      |
  | 6244e2c7-2abf-4fc1-a088-4a4145d39177 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-185/cluster-density-185-4               | 172.30.141.108 | PENDING_CREATE      | ovn      |
- 
- This patch cover any exception on requests over neutron client (e.g.
- subnet or listing port) during the creation of the LB

-- 
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https://bugs.launchpad.net/bugs/1974052

Title:
  Load Balancer remains in PENDING_CREATE

Status in neutron:
  In Progress

Bug description:
  While running a heavy load test, where some hundreds of LBs are
  created in a short period of time, some of them remains in
  PENDING_CREATE without any apparent error.

  [stack@undercloud ~]$ openstack loadbalancer list |grep -i pending
  | 073b60fa-e41d-4df7-905e-9455b5fbd39a | 767b70f3-f5fa-496e-ac28-0819ce9411a5-207/cluster-density-207-1               | 172.30.58.222  | PENDING_CREATE      | ovn      |
  | b129391a-ad69-4c0a-b1a3-d8319522cc18 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-157/cluster-density-157-1               | 172.30.161.89  | PENDING_CREATE      | ovn      |
  | 01ac61d0-5c0a-4504-ae2e-07ecfd57a8f9 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-210/cluster-density-210-3               | 172.30.218.204 | PENDING_CREATE      | ovn      |
  | 6244e2c7-2abf-4fc1-a088-4a4145d39177 | 767b70f3-f5fa-496e-ac28-0819ce9411a5-185/cluster-density-185-4               | 172.30.141.108 | PENDING_CREATE      | ovn      |

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