Posted on February 15, 2021 By Lars Larsson Guest post originally published on Elastisys’s blog by Lars Larsson, Senior Cloud Architect and Branch Manager at Elastisys All companies that use cloud services do so for a reason. But those reasons may change. Whether motivated by the need for a multi-cloud strategy, expenditure minimization, legislative or regulatory demands, or simply to get closer to end users, many organizations find themselves migrating from one cloud to another. Cloud-to-cloud migration for a non-trivial application contains a lot of unknown unknowns. This causes stress and uncertainty for a CTO. To help shed some light based on years of experience in the field, we have asked senior cloud architect Lars Larsson at Elastisys, to list some of these issues.