As discussed in earlier sections, originally, our focus was mainly on greenfield applications and how to leverage cloud-native capabilities like serverless, containers, microservices architectures, CI/CD patterns, and so on. However, in typical enterprise environments, most customers already have significant investment in their existing on-premise or colocation environments, so those workloads also need to be moved to the cloud to benefit holistically. To enable the same, Google Cloud offers some native services as well as partner offerings which can be leveraged across various stages of migration. Broadly speaking, Google suggests four different phases in any migration project, which includes assessment, planning, network configuration, and replication.
For most the part, during the assessment and network configuration phases, the onus is on the customer to look at the appropriate tooling...