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[HDFS-3122] Block recovery with closeFile flag true can race with blockReport. Due to this blocks are getting marked as corrupt. - HDFS - [issue]
...Block Report can race with Block Recovery with closeFile flag true. Block report generated just before block recovery at DN side and due to N/W problems, block report got delayed to NN....
http://issues.apache.org/jira/browse/HDFS-3122    Author: Uma Maheswara Rao G, 2012-07-02, 09:01
[HDFS-3464] BKJM: Deleting currentLedger and leaving 'inprogress_x'  on exceptions can throw BKNoSuchLedgerExistsException later. - HDFS - [issue]
...HDFS-3058 will clean currentLedgers on exception.In BookKeeperJournalManager, startLogSegment() is deleting the corresponding 'inprogress_ledger' ledger on exception. Here leaving the 'inpro...
http://issues.apache.org/jira/browse/HDFS-3464    Author: Uma Maheswara Rao G, 2012-06-25, 16:08
[HDFS-3389] Document the BKJM usage in Namenode HA. - HDFS - [issue]
...As per the discussion in HDFS-234, We need clear documentation for BKJM usage in Namenode HA....
http://issues.apache.org/jira/browse/HDFS-3389    Author: Uma Maheswara Rao G, 2012-06-16, 13:22
[HDFS-3468] Make BKJM-ZK session timeout configurable. - HDFS - [issue]
...Currently BKJM-ZK session timeout has been hardcoded to 3000ms.Considering ZKFC timeouts configurable, we should make this also configurable.Unfortunale we can not compare both the values at...
http://issues.apache.org/jira/browse/HDFS-3468    Author: Uma Maheswara Rao G, 2012-05-31, 14:06
RE: [VOTE] Merge HDFS-3042 (auto-HA) branch to trunk - HDFS - [mail # dev]
...Great.  +1 for merge. ________________________________________ From: Todd Lipcon [[EMAIL PROTECTED]] Sent: Sunday, May 20, 2012 12:27 PM To: [EMAIL PROTECTED] Subject: [VOTE] Merge HDFS...
   Author: Uma Maheswara Rao G, 2012-05-21, 03:26
[HDFS-3328] NPE in DataNode.getIpcPort - HDFS - [issue]
...While running the tests, I have seen this exceptions.Tests passed. Not sure this is a problem.2012-04-26 23:15:51,763 WARN  hdfs.DFSClient (DFSOutputStream.java:run(710)) - DFSOutputStr...
http://issues.apache.org/jira/browse/HDFS-3328    Author: Uma Maheswara Rao G, 2012-05-11, 13:08
[HDFS-3282] Add HdfsDataInputStream as a public API - HDFS - [issue]
...This JIRA is to expose the getFileLength API through a new public DistributedFileSystemInfo class.I would appreciate if someone suggest good name for this public class.Nicholas, did you plan...
http://issues.apache.org/jira/browse/HDFS-3282    Author: Uma Maheswara Rao G, 2012-04-26, 13:23
[HDFS-3301] Add public waitOnSafeMode API with HdfsUtils - HDFS - [issue]
...Add public waitOnSafeMode API as HdfsUtils.I have seen this util api in Hbase and using FSCOnstants in it. Currently that is deprecated and moved the SafeModeActions to HdfsConstants and als...
http://issues.apache.org/jira/browse/HDFS-3301    Author: Uma Maheswara Rao G, 2012-04-19, 11:40
RE: Help setting up hadoop - HDFS - [mail # dev]
...Can you check what is the JAVA_HOME it displays, when you echo on the same console? Also try setting JAVA_HOME in hadoop-env.sh. This should unblock your work.  -Uma ___________________...
   Author: Uma Maheswara Rao G, 2012-04-10, 05:02
[HDFS-2768] BackupNode stop can not close proxy connections because it is not a proxy instance. - HDFS - [issue]
...Observe this from BackupNode tests:java.lang.IllegalArgumentException: not a proxy instance at java.lang.reflect.Proxy.getInvocationHandler(Unknown Source) at org.apache.hadoop.ipc.RPC.stopP...
http://issues.apache.org/jira/browse/HDFS-2768    Author: Uma Maheswara Rao G, 2012-04-10, 02:37
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