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[HDFS-6057] DomainSocketWatcher.watcherThread should be marked as daemon thread - HDFS - [issue]
...Running the tip of branch-2.4, I'm observing some zombie processes in my environment.  jstack shows the following thread preventing the JVM from shutting down:"Thread-3" prio=10 tid=0x0...
http://issues.apache.org/jira/browse/HDFS-6057    Author: Eric Sirianni, 2014-03-06, 17:13
[HDFS-5318] Support read-only and read-write paths to shared replicas - HDFS - [issue]
...There are several use cases for using shared-storage for datanode block storage in an HDFS environment (storing cold blocks on a NAS device, Amazon S3, etc.).With shared-storage, there is a ...
http://issues.apache.org/jira/browse/HDFS-5318    Author: Eric Sirianni, 2014-02-20, 14:52
[HDFS-5769] Bootstrap a write pipeline from read-only replicas - HDFS - [issue]
...HDFS-1606 added the capability for the DFSClient to add DataNodes to an existing write pipeline.  HDFS-2832 and HDFS-5318 introduce read-only replicas to HDFS.  This JIRA proposes ...
http://issues.apache.org/jira/browse/HDFS-5769    Author: Eric Sirianni, 2014-01-28, 23:36
[HDFS-5792] DFSOutputStream.close() throws exceptions with unintuitive stacktraces - HDFS - [issue]
...Given the following client code:class Foo {  void test() {    FSDataOutputStream out = ...;    out.write(...);    out.close(); &nb...
http://issues.apache.org/jira/browse/HDFS-5792    Author: Eric Sirianni, 2014-01-16, 21:32
[HDFS-5667] Include DatanodeStorage in StorageReport - HDFS - [issue]
...The fix for HDFS-5484 was accidentally regressed by the following change made via HDFS-5542+  DatanodeStorageInfo updateStorage(DatanodeStorage s) {     synchronized (sto...
http://issues.apache.org/jira/browse/HDFS-5667    Author: Eric Sirianni, 2014-01-07, 14:43
[HDFS-5454] DataNode UUID should be assigned prior to FsDataset initialization - HDFS - [issue]
...The DataNode's UUID (DataStorage.getDatanodeUuid() field) is NULL at the point where the FsDataset object is created (DataNode.initStorage().  As the DataStorage object is an input to t...
http://issues.apache.org/jira/browse/HDFS-5454    Author: Eric Sirianni, 2014-01-07, 00:44
[HDFS-5680] Double-JSON-encoding of JMX attributes yields malformed JSON - HDFS - [issue]
...The practice of  "double JSON encoding" JMX attributes: in the MXBean itself using Jetty's JSON.toString(...) in the JMXJsonServlet using Jacksonresults in malformed JSON documents (tec...
http://issues.apache.org/jira/browse/HDFS-5680    Author: Eric Sirianni, 2013-12-18, 15:37
[HDFS-5484] StorageType and State in DatanodeStorageInfo in NameNode is not accurate - HDFS - [issue]
...The fields in DatanodeStorageInfo are updated from two distinct paths: block reports storage reports (via heartbeats)The state and storageType fields are updated via the Block Report.  ...
http://issues.apache.org/jira/browse/HDFS-5484    Author: Eric Sirianni, 2013-12-14, 03:57
[HDFS-5505] DataStorage.format() should ignore NamespaceID - HDFS - [issue]
...I'm observing inconsistencies in the DataStorage.namespaceID value passed in to my FsDatasetSpi plugin: Upon initial startup (when the DataNode is formatted), the storage DataStorage.namespa...
http://issues.apache.org/jira/browse/HDFS-5505    Author: Eric Sirianni, 2013-11-12, 17:41
[HDFS-5380] NameNode returns stale block locations to clients during excess replica pruning - HDFS - [issue]
...Consider the following contrived example:// Step 1: Create file with replication factor = 2Path path = ...;short replication = 2;OutputStream os = fs.create(path, ..., replication, ...);// S...
http://issues.apache.org/jira/browse/HDFS-5380    Author: Eric Sirianni, 2013-10-17, 17:34
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