FLUME-2071 - Flume Context doesn't support float or double configuration values.
FLUME-2464 - Remove hadoop and hbase profiles.
FLUME-3101 - Add maxBatchCount config property to Taildir Source.
FLUME-3133 - Add client IP / hostname headers to Syslog sources.
HADOOP-9567 - Provide auto-renewal for keytab based logins.
HADOOP-11100 - Support to configure ftpClient.setControlKeepAliveTimeout.
HADOOP-14314 - The OpenSolaris taxonomy link is dead in InterfaceClassification.md.
HADOOP-14970 - MiniHadoopClusterManager does not respect the lack of format option.
HADOOP-15214 - Make Hadoop compatible with Guava 21.0.
HADOOP-15813 - Enable a more reliable SSL connection reuse.
HADOOP-15823 - ABFS: Stop requiring client ID and tenant ID for MSI.
HADOOP-15832 - Upgrade BouncyCastle to 1.60.
HADOOP-15860 - ABFS: Throw IllegalArgumentException when a directory or a file name ends with a period.
HDFS-12498 - JournalNodeSyncer is not started in a federated HA cluster.
HDFS-12579 - JournalNodeSyncer should use fromUrl field of EditLogManifestResponse to construct the servlet Url.
HDFS-12716 - The 'dfs.datanode.failed.volumes.tolerated' property to support minimum number of volumes that should be available.
HDFS-12886 - Ignore minReplication for block recovery.
HDFS-12946 - Add a tool to check the rack configuration against EC policies.
HDFS-13023 - JournalNodeSyncer does not work on a secure cluster.
HDFS-13626 - Fix incorrect username when the setOwner operation is denied.
HDFS-13744 - OIV tool should better handle control characters present in file or directory names.
HDFS-13761 - Add toString method to the AclFeature class.
HDFS-13818 - Extend OIV to detect FSImage corruption.
HDFS-13996 - Make HttpFS ACLs RegEx-configurable.
HDFS-14008 - NameNode should log the snapshotdiff report.
HDFS-14015 - Improve error handling in hdfsThreadDestructor in the native thread local storage.
HDFS-14027 - DFSStripedOutputStream should implement both the hsync methods.
HDFS-14028 - The HDFS OIV temporary directory deletes a folder.
HDFS-14053 - Provide ability for NameNode to re-replicate based on topology changes.
HDFS-14061 - Check if the cluster topology supports the EC policy before setting, enabling, or adding it.
HDFS-14125 - Use a parameterized log format in ECTopologyVerifier.
HDFS-14140 - JournalNodeSyncer authentication is failing in a secure cluster.
HDFS-14188 - Make the hdfs ec -verifyClusterSetup command accept an EC policy as a parameter.
HDFS-14231 - DataXceiver#run() should not log exceptions caused by InvalidTokenException as an error.
MAPREDUCE-4669 - MRAM web UI does not work with HTTPS.
MAPREDUCE-7125 - JobResourceUploader creates LocalFileSystem when it's not necessary.
YARN-8582 - Document YARN support for HTTPS in AM Web server.
YARN-8899 - Fixed minicluster dependency on yarn-server-web-proxy.
YARN-8908 - Fix errors in yarn-default.xml related to GPU/FPGA.
YARN-9087 - Improve logging for initialization of Resource plugins.
HBASE-21345 - [hbck2] Allow version check to proceed even though master is 'initializing'.
HBASE-21590 - Optimize trySkipToNextColumn in StoreScanner a bit.
HBASE-21738 - Remove all the CLSM#size operation in our memstore because it's an quite time consuming.
HIVE-20331 - Query with union all, lateral view and Join fails with "cannot find parent in the child operator"
IMPALA-341 - Remote profiles are no longer ignored by the coordinator for the queries with the LIMIT clause.
IMPALA-941- Impala supports fully qualified table names that start with a number.
IMPALA-1048 - The query execution summary now includes the total time taken and memory consumed by the data sink at the root of each query fragment.
IMPALA-3323 - Fixed the issue where valid impala-shell options, such as --ldap_password_cmd, were unrecognized when the --config_file option was specified.
IMPALA-5397 - If a query has a dedicated coordinator, its end time is now set when the query releases its admission control resources. With no dedicated coordinator, the end time is set on un-registration.
IMPALA-6521 - When set, experimental flags are now shown in /varz in web UI and log files.
IMPALA-6900 - INVALIDATE METADATA operation is no longer ignored when HMS is empty.
IMPALA-7446 - Impala enables buffer pool garbage collection when near process memory limit to prevent queries from spilling to disk earlier than necessary.
IMPALA-7857 - Logs more information about StateStore failure detection.
IMPALA-7928 - To increase the efficiency of the HDFS file handle cache, remote reads for a particular file are scheduled to a consistent set of executor nodes.
IMPALA-7929 - Impala query on tables created via Hive and mapped to HBase failed with an internal exception because the qualifier of the HBase key column is null in the mapped table. Impala relaxed the requirement and allows a NULL qualifier.
IMPALA-7960 - Impala now returns a correct result when comparing TIMESTAMP to a string literal in a binary predicate where the TIMESTAMP is casted to VARCHAR of smaller length.
IMPALA-7961 - Fixed an issue where queries running with the SYNC_DDL query option can fail when the Catalog Server is under a heavy load with concurrent catalog operations of long-running DDLs.
IMPALA-8026 - Impala query profile now reports correct row counts for all nested loop join modes.
IMPALA-8061 - Impala correctly initializes S3_ACCESS_VALIDATED variable to zero when TARGET_FILESYSTEM=3.
IMPALA-8154 - Disabled the Kerberos auth_to_local setting to prevent connection issues between impalads.
IMPALA-8188 - Impala now correctly detects an NVME device name and handles it.
IMPALA-8245 - Added hostname to the timeout error message to enable the user to easily identify the host which has reached a bad connection state with the HDFS NameNode.
IMPALA-8254 - COMPUTE STATS failed if COMPRESSION_CODEC is set.
KAFKA-3514 - Stream timestamp computation needs some further thoughts.
KAFKA-6998 - Disable Caching when max.cache.bytes are zero.
KAFKA-7483 - Allow streams to pass headers through Serializer.
The Kudu Python client now detects and reports on conflicting/incorrect initialization of the OpenSSL library to avoid glitches and undefined behavior.
KUDU-1678 - Fixed a crash caused by a race condition between altering tablet schemas and deleting tablet replicas.
KUDU-2680 - Now the kudu fs update_dirs tool can correctly remove directories in the presence of tablet tombstones.
KUDU-2195 - Now you can use the ‑‑cmeta_force_fsync flag to fsync Kudu's consensus metadata more aggressively. Setting this to truemay decrease Kudu's performance, but will improve its durability in the face of power failures and forced shutdowns.
KUDU-2684 - Fixed an issue that would cause an excessive amount of RPC traffic from Kudu masters if the tablet servers were configured with duplicated master addresses.
KUDU-2688 - Fixed an issue that would cause the kudu cluster rebalance tool to run indefinitely in the case of tables with a replication factor of 2.
KUDU-2690 - Fixed an issue that could lead to a failure to bootstrap tablet replicas that were a part of workloads with many alter table operations.
KUDU-2710 - Fixed an issue with the Java scanner's keepAlive that could lead to a permanent hang in the scanner.
KUDU-2706 - Fixed an issue that would cause undefined behavior upon connecting to a secure cluster concurrently from multiple C++ clients.
SENTRY-1797 - SentryKerberosContext should use periodic executor instead of managing periodic execution via run() method.
SENTRY-2205 - Improve Sentry NN Logging.
SENTRY-2441 - When MAuthzPathsMapping is deleted all associated MPaths should be deleted automatically..
SENTRY-2444 - SigUtils signal handler needs a way to unregister functions.
SENTRY-2460 - Export sentry permission information to HDFS location.
SENTRY-2481 - Filter HMS server-side objects based on HMS user authorization (Sergio Pena, reviewed by Na Li, Arjun Mishra).
SENTRY-2493 - Sentry store api's for path mapping should handle empty/null paths.
SENTRY-2496 - Support multi-field attribute based document level controls for Solr.
SENTRY-2497 - show grant role results should handle case where URI doesn't have a defined scheme. (Haley Reeve reviewed by Na Li).
SENTRY-2502 - Sentry NN plug-in stops fetching updates from sentry server.
SPARK-23781 - [CORE] Merge token renewer functionality into HadoopDelegationTokenManager.
SPARK-23831 - Revert "[SQL] Add org.apache.derby to IsolatedClientLoader"
SPARK-24958 - [CORE] Add memory from procfs to executor metrics.
SPARK-25501 - [SS] Add kafka delegation token support.
SPARK-25682 - [K8S] Package example jars in same target for dev and distro images.
SPARK-25689 - [CORE] Follow up: don't get delegation tokens when kerberos not available.
SPARK-25689 - [YARN] Make driver, not AM, manage delegation tokens.
SPARK-25815 - [K8S] Support kerberos in client mode, keytab-based token renewal.
SPARK-25875 - [K8S] Merge code to set up driver command into a single step.
SPARK-25876 - [K8S] Simplify kubernetes configuration types.
SPARK-25877 - [K8S] Move all feature logic to feature classes.
SPARK-26011 - [SPARK-SUBMIT] Yarn mode pyspark app without python main resource does not honor "spark.jars.packages"
SPARK-26094 - [CORE][STREAMING] createNonEcFile creates parent dirs.
SPARK-26194 - [K8S] Auto generate auth secret for k8s apps.
SPARK-26236 - [SS] Add kafka delegation token support documentation.
SPARK-26239 - File-based secret key loading for SASL.
SPARK-26322 - [SS] Add spark.kafka.sasl.token.mechanism to ease delegation token configuration.
SPARK-26595 - [CORE] Allow credential renewal based on kerberos ticket cache.
SPARK-26873 - [SQL] Use a consistent timestamp to build Hadoop Job IDs.