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[HDFS-8508] TestJournalNode fails occasionally with bind exception
...TestJournalNode uses the default port for dfs.journalnode.http-address so it fails occasionally when running with -Pparallel-tests.The same issue likely exists with other tests. Tests should...
, 2016-04-24, 15:54
[HDFS-8392] DataNode support for multiple datasets
...For HDFS-7240 we would like to share available DataNode storage across HDFS blocks and Ozone objects.The DataNode already supports sharing available storage across multiple block pool IDs fo...
, 2016-03-15, 19:04
[HDFS-9817] Use SLF4J in new classes
...We are trying to use SLF4J for new classes as far as possible so let's change all the newly added classes to use SLF4J instead of depending on Log4J....
, 2016-03-07, 20:18
[HDFS-9821] HDFS configuration should accept friendly time units
...HDFS configuration keys that define time intervals use units inconsistently (Hours, seconds, milliseconds).Not all keys have the unit as part of their name. Related keys may use different un...
, 2016-02-26, 20:10
[HDFS-9839] Reduce verbosity of processReport logging
...BlockManager#processReport logs one line for each invalidated block at INFO. HDFS-7503 moved this logging outside the NameSystem write lock but we still see the NameNode being slowed down wh...
, 2016-02-21, 07:35
[HDFS-9801] ReconfigurableBase should update the cached configuration
...ReconfigurableBase#startReconfigurationTask does not update its cached configuration after a property is reconfigured. This means that configuration values queried via getConf().get(...) can...
, 2016-02-12, 23:58
[HDFS-9800] Add option to send BlockStateChange logs to alternate async appender
...BlockStateChange logs are usually suppressed in production to avoid the performance impact. It is often useful to enable them for troubleshooting but the verbosity of the logs slows down the...
, 2016-02-12, 22:59
'Target Version' field missing in Jira
- [mail # dev]
...Is it just me or has the Target Version/s field gone missing from Apache Hadoop Jira? I don't recall any recent discussion about it. ...
, 2016-02-12, 21:18
[HDFS-8595] TestCommitBlockSynchronization fails in branch-2.7
...Mock-based TestCommitBlockSynchronization fails in branch-2.7 with NPE due to a log statement dereferencing a null object....
, 2016-02-05, 22:31
[HDFS-6860] BlockStateChange logs are too noisy
...Block State Change logs are too noisy at the default INFO level and affect NN performance on busy clusters.Most of these state changes can be logged at debug level instead....
, 2016-01-22, 01:20
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