Ceph: Successful adoption produced a file in /root and was not cleaned up
Issue
After a successful upgrade from RHCS 4 to RHCS 5, an adoption task takes place to place the management of the cluster under the cephadm tool, after the adoption takes place successfully there may be a file named "-" that is left behind in the /root directory.
Environment
Recent upgrade to RHCS 5
After successful adoption
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