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[HDFS-7503] Namenode restart after large deletions can cause slow processReport (due to logging)
...If a large directory is deleted and namenode is immediately restarted, there are a lot of blocks that do not belong to any file. This results in a log:2014-11-08 03:11:45,584 INFO BlockState...
, 2015-02-20, 17:46
[HDFS-7734] Class cast exception in NameNode#main
...NameNode hits the following exception immediately on startup.15/02/03 15:50:25 ERROR namenode.NameNode: Failed to start namenode.java.lang.ClassCastException: org.apache.log4j.Logger cannot ...
, 2015-02-05, 15:24
[HDFS-7643] Test case to ensure lazy persist files cannot be truncated
...Task to add test case for HDFS-7634. Ensure that an attempt to truncate a file created with LAZY_PERSIST policy is failed by the NameNode. For reference see TestLazyPersistFiles#testAppendIs...
, 2015-01-25, 01:58
[HDFS-5423] Verify initializations of LocatedBlock/RecoveringBlock
...Tracking Jira to make sure we verify initialization of LocatedBlock and RecoveringBlock, possibly reorg the constructors to make missing initialization of StorageIDs less likely....
, 2015-01-21, 19:53
[HDFS-5153] Datanode should send block reports for each storage in a separate message
...When the number of blocks on the DataNode grows large we start running into a few issues: Block reports take a long time to process on the NameNode. In testing we have seen that a block repo...
, 2015-01-08, 23:35
[HDFS-7572] TestLazyPersistFiles#testDnRestartWithSavedReplicas is flaky on Windows
...Error MessageExpected: is <DISK> but: was <RAM_DISK>Stacktracejava.lang.AssertionError: Expected: is <DISK> but: was <RAM_DISK> ...
, 2015-01-06, 21:12
[HDFS-7514] TestTextCommand fails on Windows
...TestTextCommand fails on WindowsError MessagePathname /D:/w/hbk/hadoop-hdfs-project/hadoop-hdfs/target/test/data/testText/weather.avro from D:/w/hbk/hadoop-hdfs-project/hadoop-hdfs/target/te...
, 2014-12-13, 15:25
[HDFS-5960] Fix TestRollingUpgrade
...TestRollingUpgrade fails when restarting the NN because OP_ROLLING_UPGRADE_START and OP_ROLLING_UPGRADE_FINALIZE are not expected.The fix is to start/finalize rolling upgrade when the corres...
, 2014-12-05, 02:13
[HDFS-4961] BlockId and Generation Stamp code should be moved to the blockmanagement package
...While reviewing the fix for HDFS-4645, Nicholas mentioned The block id and generation stamp code actually should be moved to the blockmanagement package. See if you want to move...
, 2014-11-13, 21:51
[HDFS-7093] Add config key to restrict setStoragePolicy
...Currently we do not allow unprivileged users to set the storage policy on a directory. This Jira proposes removing this restriction....
, 2014-11-01, 23:53
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