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[HDFS-10301] BlockReport retransmissions may lead to storages falsely being declared zombie if storage report processing happens out of order
...When NameNode is busy a DataNode can timeout sending a block report. Then it sends the block report again. Then NameNode while process these two reports at the same time can interleave proce...
, 2016-08-19, 01:29
[HDFS-10694] BlockManager.processReport() should print blockReportId in each log message.
...Currently BlockManager.processReport() is printing blockReportId in some log message, but doesn't in other. It should consistently print blockReportId. This is helpful in debugging block rep...
, 2016-08-11, 02:13
[HDFS-10733] NameNode terminated after full GC thinking QJM is unresponsive.
...NameNode went into full GC while in AsyncLoggerSet.waitForWriteQuorum(). After completing GC it checks if the timeout for quorum is reached. If the GC was long enough the timeout can expire,...
, 2016-08-09, 16:35
[HDFS-10693] metaSave should print blocks, not LightWeightHashSet
...metaSave command does not print actually block info for invalid blocks. This is because it is trying to print instances of LightWeightHashSet<Block>, which is not informative.See Inval...
, 2016-08-08, 01:53
[HDFS-10712] Fix TestDataNodeVolumeFailure on 2.* branches.
...TestDataNodeVolumeFailure.testVolumeFailure() should pass not null BlockReportContext.This has been fixed on trunk....
, 2016-08-02, 00:52
[HDFS-9503] Replace -namenode option with -fs for NNThroughputBenchmark
...HDFS-7847 introduced a new option -namenode, which is intended to point the benchmark to a remote NameNode. It should use a standard generic option -fs instead, which is routinely used to sp...
, 2016-07-22, 02:17
[HDFS-2002] Incorrect computation of needed blocks in getTurnOffTip()
...SafeModeInfo.getTurnOffTip() under-reports the number of blocks needed to reach the safemode threshold....
, 2016-05-25, 21:33
[HDFS-10377] CacheReplicationMonitor shutdown log message should use INFO level.
...HDFS-7258 changed some log messages to DEBUG level from INFO. DEBUG level is good for frequently logged messages, but the shutdown message is logged once and should be INFO level the same as...
, 2016-05-11, 02:30
[HDFS-7330] Unclosed RandomAccessFile warnings in FSDatasetIml.
...RandomAccessFile is opened as an underline file for FileInputStream. It should be closed when the stream is closed. So to fix these 2 warning (in getBlockInputStream() and getTmpInputStreams...
, 2016-05-05, 01:55
[HDFS-10264] Logging improvements in FSImageFormatProtobuf.Saver
...There are two missing LOG messages in FSImageFormat.Saver that are missing in FSImageFormatProtobuf.Saver, which mark start and end of fsimage saving. Would be good to have them logged for p...
, 2016-04-22, 20:24
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