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Tsz Wo Nicholas Sze
Aaron T. Myers
Brahma Reddy Battula
Uma Maheswara Rao G
Rushabh S Shah
Surendra Singh Lilhore
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[HDFS-10858] FBR processing may generate incorrect reportedBlock-blockGroup mapping
...In BlockManager#reportDiffSorted: } else if (reportedState == ReplicaState.FINALIZED && (storedBlock.findStorageInf...
, 2016-11-28, 05:42
[HDFS-7717] Erasure Coding: distribute replication to EC conversion work to DataNode
...In stripping erasure coding case, we need some approach to distribute conversion work between replication and stripping erasure coding to DataNode. It can be NameNode, or a tool utilizing MR...
, 2016-11-17, 02:44
[HDFS-9371] Code cleanup for DatanodeManager
...Some code cleanup for DatanodeManager. The main changes include: make the synchronization of datanodeMap and datanodesSoftwareVersions consistent remove unnecessary lock in handleHeartbeat...
, 2016-11-09, 02:29
[HDFS-10968] BlockManager#isInNewRack should consider decommissioning nodes
...For an EC block, it is possible we have enough internal blocks but without enough racks. The current reconstruction code calls BlockManager#isInNewRack to check if the target node can increa...
, 2016-10-08, 06:04
[HDFS-9063] Correctly handle snapshot path for getContentSummary
...The current getContentSummary implementation does not take into account the snapshot path, thus if we have the following ops:1. create dirs /foo/bar2. take snapshot s1 on /foo3. create a 1 b...
, 2016-09-24, 00:53
[HDFS-9145] Tracking methods that hold FSNamesytemLock for too long
...It will be helpful that if we can have a way to track (or at least log a msg) if some operation is holding the FSNamesystem lock for a long time....
, 2016-09-13, 23:29
[HDFS-10688] BPServiceActor may run into a tight loop for sending block report when hitting IOException
...Currently in BPServiceActor#offerService, when datanode runs into a local IOException, the DataNode only logs the exception and runs into the while loop again: } catch(Re...
, 2016-07-26, 02:00
[HDFS-7622] Erasure Coding: handling file truncation
...This jira will cover the following issues: how to truncate an erasure coded file how to erasure code a file that has been truncated and snapshotted...
, 2016-07-14, 04:55
[HDFS-7619] Erasure Coding: Handling files in snapshots
...Currently for files within snapshots, the file diff only records block list (before the truncate feature we only recorded file length). Now the file diff should also be able to capture the b...
, 2016-07-14, 04:55
[HDFS-7957] Truncate should verify quota before making changes
...This is a similar issue with HDFS-7587: for truncate we should also verify quota in the beginning and update quota in the end....
, 2016-07-05, 09:24
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