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[Bug 1925213] Re: o-api seems to leak memory when ovn-octavia-provider is used

 

Let me put this into invalid, I realized it was an amphora LB being hit
with constant updates and now I don't see this issue on my env.

** Changed in: neutron
       Status: Incomplete => Invalid

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https://bugs.launchpad.net/bugs/1925213

Title:
  o-api seems to leak memory when ovn-octavia-provider is used

Status in neutron:
  Invalid

Bug description:
  I left my DevStack env for a several days to see the following:

  stack@mdulko-devstack-ovnvm-0:~$ free -m
                total        used        free      shared  buff/cache   available
  Mem:          16039       15407         132         375         499          22
  Swap:             0           0           0                     

  htop confirmed me that this is o-api taking that and restarting it
  helped immediately:

  stack@mdulko-devstack-ovnvm-0:~$ sudo systemctl kill devstack@o-api
  stack@mdulko-devstack-ovnvm-0:~$ sudo systemctl restart devstack@o-api
  stack@mdulko-devstack-ovnvm-0:~$ free -h
                total        used        free      shared  buff/cache   available
  Mem:            15G        8.4G        6.3G        375M        1.0G        6.7G
  Swap:            0B          0B          0B

  This was an env running kuryr-kubernetes that happened to have a bug
  that kept setting the listener timeouts for the LB all the time. I
  guess this might have had contributed to the problem.

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References