The HBase Team is pleased to announce the immediate release of HBase 0.94.16. Download it from your favorite Apache mirror [1]. This release has also been pushed to Apache's maven repository.
All previous 0.92.x and 0.94.x releases can upgraded to 0.94.16 via a rolling upgrade without downtime, intermediary versions can be skipped. 0.94.16 fixes 31 issues, including an important race condition during assignments. [HBASE-10257] - [0.94] Master aborts due to assignment race [HBASE-7226] - HRegion.checkAndMutate uses incorrect comparison result for <, <=, > and >= [HBASE-8558] - Add timeout limit for HBaseClient dataOutputStream [HBASE-8912] - [0.94] AssignmentManager throws IllegalStateException from PENDING_OPEN to OFFLINE [HBASE-9346] - HBCK should provide an option to check if regions boundaries are the same in META and in stores. [HBASE-10078] - Dynamic Filter - Not using DynamicClassLoader when using FilterList [HBASE-10193] - Cleanup HRegion if one of the store fails to open at region initialization [HBASE-10214] - Regionserver shutdown improperly and leaves the dir in .old not deleted [HBASE-10215] - TableNotFoundException should be thrown after removing stale znode in ETH [HBASE-10225] - Bug in calls to RegionObsever.postScannerFilterRow [HBASE-10250] - [0.94] TestHLog fails occasionally [HBASE-10268] - TestSplitLogWorker occasionally fails [HBASE-10272] - Cluster becomes nonoperational if the node hosting the active Master AND ROOT/META table goes offline [HBASE-10273] - AssignmentManager.regions and AssignmentManager.servers are not always updated in tandem [HBASE-10279] - TestStore.testDeleteExpiredStoreFiles is flaky [HBASE-10281] - TestMultiParallel.testFlushCommitsNoAbort fails frequently in 0.94 [HBASE-10284] - Build broken with svn 1.8 [HBASE-10286] - Revert HBASE-9593, breaks RS wildcard addresses [HBASE-10306] - Backport HBASE-6820 to 0.94, MiniZookeeperCluster should ensure that ZKDatabase is closed upon shutdown() [HBASE-10285] - All for configurable policies in ChaosMonkey [HBASE-10259] - [0.94] Upgrade JUnit to 4.11 Note that 0.94.16 passes the full test suite with JDK7. See also the full release notes [2]. Thanks to everybody who contributed to this release! Yours, The HBase Team 1. http://www.apache.org/dyn/closer.cgi/hbase/ 2. https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12310753&version=12325656
