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[Oleg Bondarev <obondarev@xxxxxxxxxxxx>]

Public bug reported:

Release: Pike.

Under load (10 parallel threads) several requests for router interface creation failed.
No error logs seen, just several DB retries for StaleDataError in standardattributes table.
Server response:

INFO neutron.api.v2.resource [req-...] add_router_interface failed (client error): The server could not comply with the request since it is either malformed or otherwise incorrect.
INFO neutron.wsgi [req-...] 125.22.218.43,172.30.121.16 "PUT /v2.0/routers/d63811e1-9e54-467b-a4d3-8c407e38ccf2/add_router_interface HTTP/1.1" status: 400  len: 365 time: 4.6666040

Analysis to follow.

** Affects: neutron
     Importance: High
     Assignee: Oleg Bondarev (obondarev)
         Status: Confirmed


** Tags: l3-dvr-backlog

** Description changed:

  Under load (10 parallel threads) several requests for router interface creation failed.
  No error logs seen, just several DB retries for StaleDataError in standardattributes table.
+ Server response: 
+ 
+ INFO neutron.api.v2.resource [req-...] add_router_interface failed (client error): The server could not comply with the request since it is either malformed or otherwise incorrect.
+ INFO neutron.wsgi [req-...] 125.22.218.43,172.30.121.16 "PUT /v2.0/routers/d63811e1-9e54-467b-a4d3-8c407e38ccf2/add_router_interface HTTP/1.1" status: 400  len: 365 time: 4.6666040
  
  Analysis to follow.

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https://bugs.launchpad.net/bugs/1783728

Title:
  DVR: router interface creation failure (load testing)

Status in neutron:
  Confirmed

Bug description:
  Release: Pike.

  Under load (10 parallel threads) several requests for router interface creation failed.
  No error logs seen, just several DB retries for StaleDataError in standardattributes table.
  Server response:

  INFO neutron.api.v2.resource [req-...] add_router_interface failed (client error): The server could not comply with the request since it is either malformed or otherwise incorrect.
  INFO neutron.wsgi [req-...] 125.22.218.43,172.30.121.16 "PUT /v2.0/routers/d63811e1-9e54-467b-a4d3-8c407e38ccf2/add_router_interface HTTP/1.1" status: 400  len: 365 time: 4.6666040

  Analysis to follow.

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