Apache Flink 1.8.3 Released

December 11, 2019 - Hequn Cheng

The Apache Flink community released the third bugfix version of the Apache Flink 1.8 series.

This release includes 45 fixes and minor improvements for Flink 1.8.2. The list below includes a detailed list of all fixes and improvements.

We highly recommend all users to upgrade to Flink 1.8.3.

Updated Maven dependencies:


You can find the binaries on the updated Downloads page.

List of resolved issues:


  • [FLINK-13723] - Use liquid-c for faster doc generation
  • [FLINK-13724] - Remove unnecessary whitespace from the docs' sidenav
  • [FLINK-13725] - Use sassc for faster doc generation
  • [FLINK-13726] - Build docs with jekyll 4.0.0.pre.beta1
  • [FLINK-13791] - Speed up sidenav by using group_by


  • [FLINK-12342] - Yarn Resource Manager Acquires Too Many Containers
  • [FLINK-13184] - Starting a TaskExecutor blocks the YarnResourceManager's main thread
  • [FLINK-13728] - Fix wrong closing tag order in sidenav
  • [FLINK-13746] - Elasticsearch (v2.3.5) sink end-to-end test fails on Travis
  • [FLINK-13749] - Make Flink client respect classloading policy
  • [FLINK-13892] - HistoryServerTest failed on Travis
  • [FLINK-13936] - NOTICE-binary is outdated
  • [FLINK-13966] - Jar sorting in collect_license_files.sh is locale dependent
  • [FLINK-13995] - Fix shading of the licence information of netty
  • [FLINK-13999] - Correct the documentation of MATCH_RECOGNIZE
  • [FLINK-14009] - Cron jobs broken due to verifying incorrect NOTICE-binary file
  • [FLINK-14010] - Dispatcher & JobManagers don't give up leadership when AM is shut down
  • [FLINK-14043] - SavepointMigrationTestBase is super slow
  • [FLINK-14107] - Kinesis consumer record emitter deadlock under event time alignment
  • [FLINK-14175] - Upgrade KPL version in flink-connector-kinesis to fix application OOM
  • [FLINK-14235] - Kafka010ProducerITCase>KafkaProducerTestBase.testOneToOneAtLeastOnceCustomOperator fails on travis
  • [FLINK-14315] - NPE with JobMaster.disconnectTaskManager
  • [FLINK-14337] - HistoryServerTest.testHistoryServerIntegration failed on Travis
  • [FLINK-14347] - YARNSessionFIFOITCase.checkForProhibitedLogContents found a log with prohibited string
  • [FLINK-14370] - KafkaProducerAtLeastOnceITCase>KafkaProducerTestBase.testOneToOneAtLeastOnceRegularSink fails on Travis
  • [FLINK-14398] - Further split input unboxing code into separate methods
  • [FLINK-14413] - shade-plugin ApacheNoticeResourceTransformer uses platform-dependent encoding
  • [FLINK-14434] - Dispatcher#createJobManagerRunner should not start JobManagerRunner
  • [FLINK-14562] - RMQSource leaves idle consumer after closing
  • [FLINK-14589] - Redundant slot requests with the same AllocationID leads to inconsistent slot table
  • [FLINK-15036] - Container startup error will be handled out side of the YarnResourceManager's main thread


  • [FLINK-12848] - Method equals() in RowTypeInfo should consider fieldsNames
  • [FLINK-13729] - Update website generation dependencies
  • [FLINK-13965] - Keep hasDeprecatedKeys and deprecatedKeys methods in ConfigOption and mark it with @Deprecated annotation
  • [FLINK-13967] - Generate full binary licensing via collect_license_files.sh
  • [FLINK-13968] - Add travis check for the correctness of the binary licensing
  • [FLINK-13991] - Add git exclusion for 1.9+ features to 1.8
  • [FLINK-14008] - Auto-generate binary licensing
  • [FLINK-14104] - Bump Jackson to 2.10.1
  • [FLINK-14123] - Lower the default value of taskmanager.memory.fraction
  • [FLINK-14215] - Add Docs for TM and JM Environment Variable Setting
  • [FLINK-14334] - ElasticSearch docs refer to non-existent ExceptionUtils.containsThrowable
  • [FLINK-14639] - Fix the document of Metrics that has an error for `User Scope`
  • [FLINK-14646] - Check non-null for key in KeyGroupStreamPartitioner
  • [FLINK-14995] - Kinesis NOTICE is incorrect