CDH 3 Release Notes

The following lists all Flume Jiras included in CDH 3 that are not included in the Flume base version 0.9.4. The flume-0.9.4+25.6.CHANGES.txt file lists all changes included in CDH 3. The patch for each change can be found in the cloudera/patches directory in the release tarball.

Changes Not In Flume 0.9.4

Flume

Bug

[FLUME-697] - ExecNioSource has an unbounded queue that can cause OOME.
[FLUME-681] - High message rate with SyslogTcpSourceThreads can lead to OOM
[FLUME-512] - Flume swallowing ClassNotFoundException
[FLUME-666] - TailSource.close should block until subthread is closed.
[FLUME-658] - Handle Unexpected RuntimeExceptions differently than IOExceptions in sinks and decorators.
[FLUME-656] - Flume node deadlocks on roll sink rotate with failing subsink.
[FLUME-682] - Improve SeqfileEventSink performance
[FLUME-620] - Collector fails due to an infinite loop during file-rolling if the body size is greater than 30kb

Improvement

[FLUME-603] - Revisit Performance tests
[FLUME-691] - Have project build that contains binaries and sources.
[FLUME-683] - Add input/output buffering to ThriftEventSource/Sink
[FLUME-676] - Allow EL values in value() decorator

New Feature

[FLUME-499] - names of incomplete files being written to hdfs should indicate they are incomplete.
[FLUME-273] - RollSink should expose ability to configure SizeTrigger

Task

[FLUME-703] - Make default thrift compiler location based off of THRIFT_HOME env variable
[FLUME-702] - Make git hash an argument to the build
[FLUME-701] - Make flume distribution tar generated contents live inside ./flume-<version>/
[FLUME-700] - Make build explicitly depend on antlr-runtime
[FLUME-677] - update build instructions in devnotes or readme file.