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[HDFS-10460] Erasure Coding: Recompute block checksum for a particular range less than file size on the fly by reconstructing missed block
...This jira is HDFS-9833 follow-on task to address reconstructing block and then recalculating block checksum for a particular range query.For example,// create a file 'stripedFile1' with file...
, 2016-06-23, 10:04
[HDFS-10407] Erasure Coding: Rename CorruptReplicasMap to CorruptRedundancyMap in BlockManager to more generic
...The idea of this jira is to rename the following entity in BlockManager, CorruptReplicasMap to CorruptRedundancyMap...
, 2016-06-20, 12:09
[HDFS-10236] Erasure Coding: Rename replication-based names in BlockManager to more generic [part-3]
...The idea of this jira is to rename the following entity in BlockManager as,getExpectedReplicaNum to getExpectedRedundancyNum...
, 2016-05-27, 04:43
[HDFS-10434] Fix intermittent test failure of TestDataNodeErasureCodingMetrics
...This jira is to fix the test case failure.Reference : Build15485_TestDataNodeErasureCodingMetrics_testEcTasksError MessageBad value for metric EcReconstructionTasks expected:<1> but wa...
, 2016-05-26, 03:07
[HDFS-10461] Erasure Coding: Optimize block checksum recalculation logic on the fly by reconstructing multiple missed blocks at a time
...This is HDFS-9833 follow-on task. HDFS-9833 is recomputing only one block checksum a time. The reconstruction logic can be further optimized by reconstructing multiple blocks at a time.There...
, 2016-05-25, 18:02
[HDFS-10368] Erasure Coding: Deprecate replication-related config keys
...This jira is to visit the replication based config keys and deprecate them(if necessary) in order to make it more meaningful.Please refer discussion thread...
, 2016-05-06, 16:52
[HDFS-9869] Erasure Coding: Rename replication-based names in BlockManager to more generic [part-2]
...The idea of this jira is to rename the following entities in BlockManager as, PendingReplicationBlocks to PendingReconstructionBlocks excessReplicateMap to extraRedundancyMap...
, 2016-04-28, 02:54
[HDFS-10308] TestRetryCacheWithHA#testRetryCacheOnStandbyNN failing
...Its failing with following exceptionjava.lang.AssertionError: expected:<25> but was:<26> at org.junit.Assert.fail(Assert.java:88) at org.junit.Assert.failNotEquals(Assert.java:74...
, 2016-04-20, 19:50
[HDFS-9918] Erasure Coding: Sort located striped blocks based on decommissioned states
...This jira is a follow-on work of HDFS-8786, where we do decommissioning of datanodes having striped blocks.Now, after decommissioning it requires to change the ordering of the storage list s...
, 2016-04-13, 02:29
[HDFS-10186] DirectoryScanner: Improve logs by adding full path of both actual and expected block directories
...As per the discussion, this jira is to improve directory scanner log by adding the wrong and correct directory path so that admins can take necessary actions....
, 2016-04-07, 04:56
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