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[OpenStack Infra <1898863@xxxxxxxxxxxxxxxxxx>]

Reviewed:  https://review.opendev.org/758116
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=9d38c069809cffb35e4236e41b9442514e9f42c5
Submitter: Zuul
Branch:    master

commit 9d38c069809cffb35e4236e41b9442514e9f42c5
Author: Slawek Kaplonski <skaplons@xxxxxxxxxx>
Date:   Wed Oct 14 15:16:30 2020 +0200

    Disable dstat service temporary in ovn scenario jobs
    
    Multinode OVN jobs are failing very often due to bug [1] so
    lets disable dstat service in those jobs for now as workaround
    of the problem.
    
    [1] https://bugs.launchpad.net/ubuntu/+source/dstat/+bug/1866619
    
    Change-Id: Id9bb16d9e3e649e1538bc33bd1b7e8eab7e74048
    Closes-Bug: #1898863


** Changed in: neutron
       Status: In Progress => Fix Released

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https://bugs.launchpad.net/bugs/1898863

Title:
  OVN based scenario jobs failing 100% of times

Status in neutron:
  Fix Released

Bug description:
  Job like neutron-ovn-tempest-slow and neutron-ovn-tempest-full-
  multinode-ovs-master are failing on spawning devstack with error like:

  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]:   File "/usr/bin/dstat", line 519, in show
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]:     line = line + cprintlist(self.val[name], ctype, self.width, scale)
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]:   File "/usr/bin/dstat", line 2087, in cprintlist
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]:     ret = ret + sep + cprint(var, ctype, width, scale)
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]:   File "/usr/bin/dstat", line 2137, in cprint
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]:     ret, c = dchg(var, width, base)
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]:   File "/usr/bin/dstat", line 2037, in dchg
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]:     ret = str(int(round(var)))
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 dstat.sh[84041]: OverflowError: cannot convert float infinity to integer
  Oct 06 19:17:08 ubuntu-focal-ovh-gra1-0020322316 systemd[1]: devstack@dstat.service: Succeeded.

  I don't see same errors on other jobs in neutron.

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