Hi Rajan, Just a note that 184 was already taken by https://github.com/apache/pulsar/issues/16481
- Dave On Tue, Jul 12, 2022 at 6:23 PM Rajan Dhabalia <rdhaba...@apache.org> wrote: > Hi, > > We have created PIP-184 which helps users to perform cluster migration with > Apache Pulsar. Cluster migration or Blue-Green cluster deployment is one of > the proven solutions to migrate live traffic from one cluster to another. > One of the examples is applications running on Kubernetes sometimes require > a Kubernetes cluster upgrade which can cause downtime for the entire > application during a Kubernetes cluster upgrade. Blue-green deployment is > an application release model that gradually transfers user traffic from a > previous version of an app or microservice to a nearly identical new > release—both of which are running in production. > > The old version can be called the blue environment while the new version > can be known as the green environment. Once production traffic is fully > transferred from blue to green, blue can standby in case of rollback or be > pulled from production and updated to become the template upon which the > next update is made. We need such capability in Apache pulsar to migrate > live traffic from the blue cluster to the green cluster so, eventually, the > entire traffic moves from the blue cluster to the green cluster without > causing downtime for the topics. > > PIP: https://github.com/apache/pulsar/issues/16551 > > Thanks, > Rajan >
