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[HDFS-6236] ImageServlet should use Time#monotonicNow to measure latency. - HDFS - [issue]
...ImageServlet currently uses Time#now to get file transfer latency measurements and pass them to the metrics system.  It would be preferrable to use Time#monotonicNow so that we're using...
http://issues.apache.org/jira/browse/HDFS-6236    Author: Chris Nauroth, 2014-06-30, 09:18
[HDFS-6198] DataNode rolling upgrade does not correctly identify current block pool directory and replace with trash on Windows. - HDFS - [issue]
...For rolling upgrade, the DataNode uses a regex to identify the current block pool directory and replace it with the equivalent trash directory.  This regex hard-codes '/' as the file pa...
http://issues.apache.org/jira/browse/HDFS-6198    Author: Chris Nauroth, 2014-06-30, 09:18
[HDFS-6208] DataNode caching can leak file descriptors. - HDFS - [issue]
...In the DataNode, management of mmap'd/mlock'd block files can leak file descriptors....
http://issues.apache.org/jira/browse/HDFS-6208    Author: Chris Nauroth, 2014-06-30, 09:18
[HDFS-6402] Suppress findbugs warning for failure to override equals and hashCode in FsAclPermission. - HDFS - [issue]
...HDFS-6326 introduced the FsAclPermission class as a subclass of FsPermission.  This triggered a findbugs warning due to not overriding equals and hashCode.  It's intentional that t...
http://issues.apache.org/jira/browse/HDFS-6402    Author: Chris Nauroth, 2014-06-30, 09:18
[HDFS-6235] TestFileJournalManager can fail on Windows due to file locking if tests run out of order. - HDFS - [issue]
...TestFileJournalManager has multiple tests that reuse the same storage directory: /filejournaltest2.  The last test in the suite intentionally leaves a file open to test behavior of an u...
http://issues.apache.org/jira/browse/HDFS-6235    Author: Chris Nauroth, 2014-06-30, 09:18
[HDFS-6234] TestDatanodeConfig#testMemlockLimit fails on Windows due to invalid file path. - HDFS - [issue]
...TestDatanodeConfig#testMemlockLimit fails to initialize a DataNode due to an invalid URI configured in dfs.datanode.data.dir....
http://issues.apache.org/jira/browse/HDFS-6234    Author: Chris Nauroth, 2014-06-30, 09:18
[HDFS-6189] Multiple HDFS tests fail on Windows attempting to use a test root path containing a colon. - HDFS - [issue]
...Some HDFS tests are attempting to use a test root path based on the test.root.dir that we've defined for use on the local file system.  This doesn't work on Windows because of the drive...
http://issues.apache.org/jira/browse/HDFS-6189    Author: Chris Nauroth, 2014-06-30, 09:18
[expand - 2 more] - Re: Moving to JDK7, JDK8 and new major releases - HDFS - [mail # dev]
...Following up on ecosystem, I just took a look at the Apache trunk pom.xmlfiles for HBase, Flume and Oozie.  All are specifying 1.6 for source andtarget in the maven-compiler-plugin conf...
   Author: Chris Nauroth, 2014-06-28, 15:23
Re: Anyone know how to mock a secured hdfs for unit test? - HDFS - [mail # dev]
...Hi David and Kai,There are a couple of challenges with this, but I just figured out a prettydecent setup while working on HDFS-2856.  That code isn't committed yet,but if you open patch...
   Author: Chris Nauroth, 2014-06-27, 20:27
[HDFS-6600] fsck -move fails in secured clusters. - HDFS - [issue]
...In a secured cluster, running hdfs fsck -move fails.  When trying to move the recovered blocks to lost+found, fsck tries to start using a DFSClient, but it doesn't have the credentials ...
http://issues.apache.org/jira/browse/HDFS-6600    Author: Chris Nauroth, 2014-06-24, 23:59
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