Cloudera Employee
Posts: 27
Registered: ‎08-29-2016

[ANNOUNCE] Cloudera Enterprise 5.9.2 Released

Dear CDH, Cloudera Manager, and Cloudera Navigator users,


We are pleased to announce the release of Cloudera Enterprise 5.9.2 (CDH 5.9.2, and Cloudera Manager 5.9.2.)

This release fixes key bugs and includes the following:


  • CDH fixes for the following issues:
    • FLUME-2812 - Fix semaphore leak causing java.lang.Error: Maximum permit count exceeded in MemoryChannel
    • HBASE-15378 - Scanner cannot handle heartbeat message with no results
    • HBASE-15931 - Add log for long-running tasks in AsyncProcess HBASE-16289 AsyncProcess stuck messages need to print region/server
    • HBASE-16304 - HRegion#RegionScannerImpl#handleFileNotFoundException may lead to deadlock when trying to obtain write lock on updatesLock
    • HDFS-10763 - Open files can leak permanently due to inconsistent lease update
    • HIVE-12465 - Hive might produce wrong results when (outer) joins are merged
    • HIVE-12768 - Thread safety: binary sortable serde decimal deserialization
    • HIVE-13539 - HiveHFileOutputFormat searching the wrong directory for HFiles
    • HUE-3079 - [jb] Display jobs from JHS (YARN and Spark) and their logs when not in RM
    • HUE-4546 - [editor] Cannot execute any Hive query: 'NoneType' object has no attribute 'update_data'
    • IMPALA-1702 - Enforce single-table consistency in query analysis.
    • IMPALA-3167 - Fix assignment of WHERE conjunct through grouping agg + OJ.
    • IMPALA-3552 - Make incremental stats max serialized size configurable
    • IMPALA-3875 - Thrift threaded server hang in some cases
    • SQOOP-2950 - Sqoop trunk has consistent UT failures - need fixing
    • YARN-3251 - Fixed a deadlock in CapacityScheduler when computing absoluteMaxAvailableCapacity in LeafQueue

For a full list of upstream JIRAs fixed in CDH 5.9.2, see the issues fixed section of the Release Notes.


  • Cloudera Manager fixes for the following issues:
      • Dollar sign '$' character in password results in an IllegalArgumentException: Fixed an issue where CSD-based services could not use certain special characters like '$' without getting an exception. This is most frequently an issue for passwords.


  • Hive Replication fails when Impala is SSL enabled but Hadoop services are not: Fixed an issue where a NullPointerException is thrown when using Hive Replication with SSL enabled on an Impala service but not on other Hadoop services.


For a full list of issues fixed in Cloudera Manager 5.9.2, see the issues fixed section of the Release Notes.


We look forward to you trying it, using the information below:


As always, we are happy to hear your feedback. Please send your comments and suggestions to the user group or through our community forums. You can also file bugs through our external JIRA projects on