I am running a test to upgrade 1 node cluster from 6.0.9 to 6.1.8 and running into Bootstrap failure, resulting upgrade failed, do we have any clue what bootstrapping does and why it is failing?
Phase Description State Node Requires Updated
----- ----------- ----- ---- -------- -------
* init Initialize update operation Completed 10.201.64.74 - Wed Feb 19 18:11 UTC
* checks Run preflight checks Completed - /init Wed Feb 19 18:11 UTC
* pre-update Run pre-update application hook Completed - /init Wed Feb 19 18:11 UTC
* bootstrap Bootstrap update operation on nodes Failed - /init Wed Feb 19 18:11 UTC
* node1 Bootstrap node "node1" Failed 10.201.64.74 - Wed Feb 19 18:11 UTC
* masters Update master nodes Unstarted - /checks,/bootstrap,/pre-update -