Just to make it explicit: no the configuration is not stored. Only maxParallelism and the state backend choices are implicitly stored.
Thus, you can use the same savepoint to perform some A/B testing based on configuration. On Tue, Apr 20, 2021 at 6:51 PM Austin Cawley-Edwards < austin.caw...@gmail.com> wrote: > Hi Guarav, > > Which configs are you referring to? Everything usually stored in > `flink-conf.yaml`[1]? The State Processor API[2] is also a good resource to > understand what is actually stored, and how you can access it outside of a > running job. The SavepointMetadata class[3] is another place to reference, > which seems to say that the only stored bit that could be influenced by the > config is the `maxParallelism`. > > When restoring from a savepoint, you usually want to specify the > configuration as well. > > Hope that helps, > Austin > > > [1]: > https://ci.apache.org/projects/flink/flink-docs-master/docs/deployment/config/#configuration > [2]: > https://ci.apache.org/projects/flink/flink-docs-master/docs/libs/state_processor_api/ > [3]: > https://github.com/apache/flink/blob/c6997c97c575d334679915c328792b8a3067cfb5/flink-libraries/flink-state-processing-api/src/main/java/org/apache/flink/state/api/runtime/metadata/SavepointMetadata.java > > On Mon, Apr 19, 2021 at 8:54 PM gaurav kulkarni <kulkarnigaur...@yahoo.com> > wrote: > >> Hi, >> >> I was wondering if configs applied while creating a flink application are >> also stored as part of savepoint? If yes, an app is restored from a >> savepoint, does it start with the same configs? >> >> Thanks >> >>
