diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt index 88353b9e3c9..94c521d5033 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt +++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt @@ -164,6 +164,8 @@ Release 2.7.0 - UNRELEASED HDFS-7389. Named user ACL cannot stop the user from accessing the FS entity. (Vinayakumar B via cnauroth) + HDFS-6938. Cleanup javac warnings in FSNamesystem (Charles Lamb via wheat9) + Release 2.6.0 - 2014-11-15 INCOMPATIBLE CHANGES @@ -173,6 +175,9 @@ Release 2.6.0 - 2014-11-15 HDFS-6584. Support archival storage. (See breakdown of tasks below for features and contributors) + HDFS-6581. Support writing to a single replica in RAM. (See breakdown of + tasks below for features and contributors). + IMPROVEMENTS HDFS-6613. Improve logging in caching classes. (wang) @@ -498,7 +503,7 @@ Release 2.6.0 - 2014-11-15 insecure HDFS (Allen Wittenauer via raviprak) HDFS-6517. Remove hadoop-metrics2.properties from hdfs project (Akira - AJISAKA via aw) + AJISAKA via aw) HDFS-6617. Flake TestDFSZKFailoverController.testManualFailoverWithDFSHAAdmin due to a long edit log sync op. (Liang Xie via cnauroth) @@ -781,121 +786,12 @@ Release 2.6.0 - 2014-11-15 HDFS-7218. FSNamesystem ACL operations should write to audit log on failure. (clamb via yliu) - HDFS-7199. DFSOutputStream should not silently drop data if DataStreamer + HDFS-7199. DFSOutputStream should not silently drop data if DataStreamer crashes with an unchecked exception (rushabhs via cmccabe) - HDFS-7383. DataNode.requestShortCircuitFdsForRead may throw + HDFS-7383. DataNode.requestShortCircuitFdsForRead may throw NullPointerException. (szetszwo via suresh) - HDFS-7387. NFS may only do partial commit due to a race between COMMIT and write - (brandonli) - - HDFS-7391. Renable SSLv2Hello in HttpFS. (rkanter via acmurthy) - - BREAKDOWN OF HDFS-6581 SUBTASKS AND RELATED JIRAS - - HDFS-6921. Add LazyPersist flag to FileStatus. (Arpit Agarwal) - - HDFS-6924. Add new RAM_DISK storage type. (Arpit Agarwal) - - HDFS-6922. Add LazyPersist flag to INodeFile, save it in FsImage and - edit logs. (Arpit Agarwal) - - HDFS-6923. Propagate LazyPersist flag to DNs via DataTransferProtocol. - (Arpit Agarwal) - - HDFS-6925. DataNode should attempt to place replicas on transient storage - first if lazyPersist flag is received. (Arpit Agarwal) - - HDFS-6926. DN support for saving replicas to persistent storage and - evicting in-memory replicas. (Arpit Agarwal) - - HDFS-6927. Initial unit tests for lazy persist files. (Arpit Agarwal) - - HDFS-6929. NN periodically unlinks lazy persist files with missing - replicas from namespace. (Arpit Agarwal) - - HDFS-6928. 'hdfs put' command should accept lazyPersist flag for testing. - (Arpit Agarwal) - - HDFS-6960. Bugfix in LazyWriter, fix test case and some refactoring. - (Arpit Agarwal) - - HDFS-6931. Move lazily persisted replicas to finalized directory on DN - startup. (Arpit Agarwal) - - HDFS-6950. Add Additional unit tests for HDFS-6581. (Xiaoyu Yao via - Arpit Agarwal) - - HDFS-6930. Improve replica eviction from RAM disk. (Arpit Agarwal) - - HDFS-6977. Delete all copies when a block is deleted from the block space. - (Arpit Agarwal) - - HDFS-6991. Notify NN of evicted block before deleting it from RAM disk. - (Arpit Agarwal) - - HDFS-6978. Directory scanner should correctly reconcile blocks on RAM - disk. (Arpit Agarwal) - - HDFS-7066. LazyWriter#evictBlocks misses a null check for replicaState. - (Xiaoyu Yao via Arpit Agarwal) - - HDFS-7064. Fix unit test failures in HDFS-6581 branch. (Xiaoyu Yao via - Arpit Agarwal) - - HDFS-6581. Few more unit test fixes for HDFS-6581. (Arpit Agarwal) - - HDFS-7080. Fix finalize and upgrade unit test failures. (Arpit Agarwal) - - HDFS-7084. FsDatasetImpl#copyBlockFiles debug log can be improved. - (Xiaoyu Yao via Arpit Agarwal) - - HDFS-7091. Add forwarding constructor for INodeFile for existing callers. - (Arpit Agarwal) - - HDFS-7100. Make eviction scheme pluggable. (Arpit Agarwal) - - HDFS-7108. Fix unit test failures in SimulatedFsDataset. (Arpit Agarwal) - - HDFS-6990. Add unit test for evict/delete RAM_DISK block with open - handle. (Xiaoyu Yao via Arpit Agarwal) - - HDFS-7143. Fix findbugs warnings in HDFS-6581 branch. (szetszwo via - Arpit Agarwal) - - HDFS-6932. Balancer and Mover tools should ignore replicas on RAM_DISK. - (Xiaoyu Yao via Arpit Agarwal) - - HDFS-7144. Fix findbugs warnings in RamDiskReplicaTracker. (szetszwo via - Arpit Agarwal) - - HDFS-7155. Bugfix in createLocatedFileStatus caused by bad merge. - (Arpit Agarwal) - - HDFS-7153. Add storagePolicy to NN edit log during file creation. - (Arpit Agarwal) - - HDFS-7159. Use block storage policy to set lazy persist preference. - (Arpit Agarwal) - - HDFS-7129. Metrics to track usage of memory for writes. (Xiaoyu Yao - via Arpit Agarwal) - - HDFS-7171. Fix Jenkins failures in HDFS-6581 branch. (Arpit Agarwal) - - HDFS-7112. LazyWriter should use either async IO or one thread per physical - disk. (Xiaoyu Yao via cnauroth) - - HDFS-7090. Use unbuffered writes when persisting in-memory replicas. - (Xiaoyu Yao via cnauroth) - - HDFS-6934. Move checksum computation off the hot path when writing to RAM - disk. (cnauroth) - - HDFS-7291. Persist in-memory replicas with appropriate unbuffered copy API - on POSIX and Windows. (Xiaoyu Yao via cnauroth) - HDFS-7147. Update archival storage user documentation. (Tsz Wo Nicholas Sze via wheat9) @@ -1287,6 +1183,11 @@ Release 2.6.0 - 2014-11-15 HDFS-7382. DataNode in secure mode may throw NullPointerException if client connects before DataNode registers itself with NameNode. (cnauroth) + HDFS-7387. NFS may only do partial commit due to a race between COMMIT and write + (brandonli) + + HDFS-7391. Renable SSLv2Hello in HttpFS. (rkanter via acmurthy) + Release 2.5.2 - 2014-11-10 INCOMPATIBLE CHANGES