Overcloud upgrade prepare step is stuck in an infinite loop trying to delete the AllNodesDeploySteps resource

Solution Unverified - Updated -

Issue

  • During RHOSP12 to RHOSP13 major upgrade preparation the heat-engine log shows scheduler in a loop of switching between the "sleeping" and "running" states endlessly without any meaningful message:

    2018-10-08 15:28:07.498 3621 DEBUG heat.engine.scheduler [req-35fe52af-eca3-4074-811d-dd6bbe62d81e - - - - -] Task delete from TemplateResource "AllNodesDeploySteps" [bb2012a0-25ab-486f-9824-7a4c44bb3eeb] Stack "overcloud" [a74eef8a-65ea-47c3-9c67-79a8dfc7bfb5] sleeping _sleep /usr/lib/python2.7/site-packages/heat/engine/scheduler.py:150
2018-10-08 15:28:08.501 3621 DEBUG heat.engine.scheduler [req-35fe52af-eca3-4074-811d-dd6bbe62d81e - - - - -] Task delete from TemplateResource "AllNodesDeploySteps" [bb2012a0-25ab-486f-9824-7a4c44bb3eeb] Stack "overcloud" [a74eef8a-65ea-47c3-9c67-79a8dfc7bfb5] running step /usr/lib/python2.7/site-packages/heat/engine/scheduler.py:209

Environment

  • Red Hat OpenStack Platform (RHOSP) 12

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