This clone BZ tracks the fix in CNV 2.6.6.
The issue is reproducible in CNV v2.6.6-39 / iib 90101 The first CBT snapshot is deleted once the 3rd one is created Moving to ASSIGNED Versions: CNV v2.6.6-39 iib 90101 MTV 2.0.0-24 iib 78839 OCP 4.7.20 (PSI)
Moving back to ON_QA since the fix should be in CNV-2.6.6-41
Verification is blocked by - Bug 1982760 - [v2v] no kind VirtualMachine is registered for version \"kubevirt.io/v1\" i...
verified rhv+vmware cnv-2.6.6-44 waited >3 Pre copies. source vm turned On/Off snapshots are only removed at the end of the flow.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: OpenShift Virtualization 2.6.6 Images security and bug fix update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2021:3119