 jobmanager.rpc.address: jobmanager
 jobmanager.rpc.port: 6123
 jobmanager.memory.process.size: 1600m
 taskmanager.memory.process.size: 1728m
 taskmanager.numberOfTaskSlots: 2
 parallelism.default: 2
 state.backend: filesystem
 state.checkpoints.dir: file:///opt/flink/data/checkpoints
 state.savepoints.dir: file:///opt/flink/data/savepoints
 execution.checkpointing.interval: 10000
 execution.checkpointing.mode: EXACTLY_ONCE