tools/docker/flink-distribution-template/conf/flink-conf.yaml

# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# This file is the base for the Apache Flink configuration

statefun.flink-job-name: Statefun Application

#==============================================================================
# Configurations strictly required by Stateful Functions. Do not change.
#==============================================================================

classloader.parent-first-patterns.additional: org.apache.flink.statefun;org.apache.kafka;com.google.protobuf

#==============================================================================
# Fault tolerance, checkpointing and recovery.
# For more related configuration options, please see: https://ci.apache.org/projects/flink/flink-docs-master/ops/config.html#fault-tolerance
#==============================================================================

# Uncomment the below to enable checkpointing for your application
#execution.checkpointing.mode: EXACTLY_ONCE
#execution.checkpointing.interval: 5sec

restart-strategy: fixed-delay
restart-strategy.fixed-delay.attempts: 2147483647
restart-strategy.fixed-delay.delay: 1sec

state.backend.local-recovery: true
state.backend: rocksdb
state.backend.rocksdb.timer-service.factory: ROCKSDB
state.backend.rocksdb.localdir: /local/state/rocksdb
state.backend.rocksdb.memory.partitioned-index-filters: true
state.backend.rocksdb.checkpoint.transfer.thread.num: 8
state.backend.rocksdb.thread.num: 4
state.checkpoints.dir: file:///checkpoint-dir
state.backend.incremental: true

taskmanager.state.local.root-dirs: file:///local/state/recovery

#==============================================================================
# Recommended memory configurations. Users may change according to their needs.
#==============================================================================

jobmanager.memory.process.size: 1g
taskmanager.memory.process.size: 4g

#==============================================================================
# Support easy upgrades as the module.yaml file updates
#==============================================================================

pipeline.auto-generate-uids: false
execution.savepoint.ignore-unclaimed-state: true