In general there are no in place upgrades in Flink for either jobs or processes . This is not specific to Kubernetes, Yarn or any deployment mode.
Gyula On Sat, 4 Mar 2023 at 06:51, ramkrishna vasudevan <ramvasu.fl...@gmail.com> wrote: > Thanks for the reply. Yes I get that the operator helps out in upgrades > also . But when the operator works with flink k8s native clusters, it can > help with savepoints and helps in creating a new upgraded cluster, but the > existing cluster is not generally upgraded due to the design as how > clusters are created. > > Is my understanding correct? > > Regards > Ram > > On Fri, Mar 3, 2023 at 9:49 PM Thomas Weise <t...@apache.org> wrote: > > > Hi, > > > > The Flink k8s native integration does not handle upgrades. That's what > > flink-kubernates-operator was built for. Please check out: > > > > https://nightlies.apache.org/flink/flink-kubernetes-operator-docs-main/ > > > > Thanks, > > Thomas > > > > > > On Fri, Mar 3, 2023 at 2:02 AM ramkrishna vasudevan < > > ramvasu.fl...@gmail.com> > > wrote: > > > > > Hi All, > > > > > > The native implementation of the App mode and session mode - does not > > have > > > any replica set . > > > Instead it just allows the JM to create TM pods on demand. > > > > > > This is simple and easy in terms of creation of resources, but for an > > > upgrade story, how is this managed? Leaving K8s to manage a replica set > > > based upgrade might be easier right? > > > > > > Just wanted to understand how upgrades are handled in native K8s mode. > > > > > > Regards > > > Ram > > > > > >
