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[HADOOP-9955] RPC idle connection closing is extremely inefficient - Hadoop - [issue]
...The RPC server listener loops accepting connections, distributing the new connections to socket readers, and then conditionally & periodically performs a scan for idle connections.  ...
http://issues.apache.org/jira/browse/HADOOP-9955    Author: Daryn Sharp, 2014-09-04, 00:39
[HADOOP-9956] RPC listener inefficiently assigns connections to readers - Hadoop - [issue]
...The socket listener and readers use a complex synchronization to update the reader's NIO Selector.  Updating active selectors is not thread-safe so precautions are required.However, the...
http://issues.apache.org/jira/browse/HADOOP-9956    Author: Daryn Sharp, 2014-09-04, 00:39
[HADOOP-9748] Reduce blocking on UGI.ensureInitialized - Hadoop - [issue]
...EnsureInitialized is always sync'ed on the class, when it should only sync if it actually has to initialize....
http://issues.apache.org/jira/browse/HADOOP-9748    Author: Daryn Sharp, 2014-09-04, 00:39
[HADOOP-9105] FsShell -moveFromLocal erroneously fails - Hadoop - [issue]
...The move successfully completes, but then reports error upon trying to delete the local source directory even though it succeeded....
http://issues.apache.org/jira/browse/HADOOP-9105    Author: Daryn Sharp, 2014-09-04, 00:23
[HADOOP-9020] Add a SASL PLAIN server - Hadoop - [issue]
...Java includes a SASL PLAIN client but not a server....
http://issues.apache.org/jira/browse/HADOOP-9020    Author: Daryn Sharp, 2014-09-04, 00:23
[HADOOP-9698] RPCv9 client must honor server's SASL negotiate response - Hadoop - [issue]
...As of HADOOP-9421, a RPCv9 server will advertise its authentication methods.  This is meant to support features such as IP failover, better token selection, and interoperability in a he...
http://issues.apache.org/jira/browse/HADOOP-9698    Author: Daryn Sharp, 2014-09-04, 00:02
[HADOOP-9820] RPCv9 wire protocol is insufficient to support multiplexing - Hadoop - [issue]
...RPCv9 is intended to allow future support of multiplexing.  This requires all wire messages to be tagged with a RPC header so a demux can decode and route the messages accordingly.RPC p...
http://issues.apache.org/jira/browse/HADOOP-9820    Author: Daryn Sharp, 2014-09-04, 00:01
[HADOOP-9352] Expose UGI.setLoginUser for tests - Hadoop - [issue]
...The UGI.setLoginUser method is not publicly exposed, which makes it impossible to correctly test code executed outside of an explicit doAs.  getCurrentUser/getLoginUser will always vivi...
http://issues.apache.org/jira/browse/HADOOP-9352    Author: Daryn Sharp, 2014-09-03, 23:56
[HADOOP-11019] Queued IPC calls are not aborted if the connection drops - Hadoop - [issue]
...Once a call is read from the wire and queued, it will be executed even if the connection has already dropped.  If the client closes the connection due to timeout, perhaps because the se...
http://issues.apache.org/jira/browse/HADOOP-11019    Author: Daryn Sharp, 2014-08-28, 19:23
[HADOOP-10332] HttpServer's jetty audit log always logs 200 OK - Hadoop - [issue]
...HttpServer inserts the audit logger handler  before the actual servlet handlers, so the default 200 is always logged even if the operation fails.handlers.setHandlers(new Handler[] {requ...
http://issues.apache.org/jira/browse/HADOOP-10332    Author: Daryn Sharp, 2014-08-15, 06:39
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB