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[HDFS-7280] Use netty 4 in WebImageViewer - HDFS - [issue]
...This jira changes WebImageViewer to use netty 4 instead of netty 3....
http://issues.apache.org/jira/browse/HDFS-7280    Author: Haohui Mai, 2014-10-23, 02:24
[HDFS-7279] Use netty to implement DatanodeWebHdfsMethods - HDFS - [issue]
...Currently the DN implements all related webhdfs functionality using jetty. As the current jetty version the DN used (jetty 6) lacks of fine-grained buffer and connection management, DN often...
http://issues.apache.org/jira/browse/HDFS-7279    Author: Haohui Mai, 2014-10-23, 01:49
[HDFS-7277] Remove explicit dependency on netty 3.2 in BKJournal - HDFS - [issue]
...The HDFS BKJournal states a direct dependency on netty 3.2.4 in pom but the code does not use it. It should be removed....
http://issues.apache.org/jira/browse/HDFS-7277    Author: Haohui Mai, 2014-10-23, 01:41
[HDFS-7270] Implementing congestion control in writing pipeline - HDFS - [issue]
...When a client writes to HDFS faster than the disk bandwidth of the DNs, it  saturates the disk bandwidth and put the DNs unresponsive. The client only backs off by aborting / recovering...
http://issues.apache.org/jira/browse/HDFS-7270    Author: Haohui Mai, 2014-10-22, 01:30
[HDFS-7207] Consider adding a C++ API for libhdfs, libhdfs3, and libwebhdfs - HDFS - [issue]
...We should consider adding a C++ interface for libhdfs, libhdfs3, and libwebhdfs.  This interface should not impose unreasonable compatibility constraints on the libraries, and s...
http://issues.apache.org/jira/browse/HDFS-7207    Author: Haohui Mai, 2014-10-22, 01:26
[expand - 3 more] - Re: [DISCUSS] Resolving the divergences for web-related code between branch-2 and trunk - HDFS - [mail # dev]
...bq. If it cost nothing, I'd be in favour, but if the ongoing maintenance ishigh then I think that it has to be retired at some time. All that'sbeing arguedabout is "when".There are several t...
   Author: Haohui Mai, 2014-10-02, 17:39
[HDFS-6757] Simplify lease manager with INodeID - HDFS - [issue]
...Currently the lease manager records leases based on path instead of inode ids. Therefore, the lease manager needs to carefully keep track of the path of active leases during renames and dele...
http://issues.apache.org/jira/browse/HDFS-6757    Author: Haohui Mai, 2014-09-05, 00:19
[HDFS-5647] Merge INodeDirectory.Feature and INodeFile.Feature - HDFS - [issue]
...HDFS-4685 implements ACLs for HDFS, which can benefit from the INode features introduced in HDFS-5284. The current code separates the INode feature of INodeFile and INodeDirectory into two d...
http://issues.apache.org/jira/browse/HDFS-5647    Author: Haohui Mai, 2014-09-04, 02:15
[HDFS-5768] Consolidate the serialization code in DelegationTokenSecretManager - HDFS - [issue]
...This jira proposes to extract a private class for the serialization code for DelegationTokenSecretManager, so that it becomes easier to introduce new code paths to serialize the same set of ...
http://issues.apache.org/jira/browse/HDFS-5768    Author: Haohui Mai, 2014-09-04, 02:15
[HDFS-5941] add dfs.namenode.secondary.https-address and dfs.namenode.secondary.https-address in hdfs-default.xml - HDFS - [issue]
...HDFS-5629 introduces two new configuration dfs.namenode.secondary.https-address and dfs.namenode.secondary.https-address to allow the user to specify which https endpoints the server would l...
http://issues.apache.org/jira/browse/HDFS-5941    Author: Haohui Mai, 2014-09-04, 02:15
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