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[HADOOP-11308] Enable JMX to directly output JSON objects instead JSON strings - Hadoop - [issue]
...Currently many JMX beans provide Json content as strings.JMXJsonServlet outputs these as Json Strings.  This also results in losing the original Json object structure.An example is give...
http://issues.apache.org/jira/browse/HADOOP-11308    Author: Benoy Antony, 2015-06-17, 03:16
[HADOOP-10211] Enable RPC protocol to negotiate SASL-QOP values between clients and servers - Hadoop - [issue]
...SASL allows different types of protection are referred to as the quality of protection (qop). It is negotiated between the client and server during the authentication phase of the SASL excha...
http://issues.apache.org/jira/browse/HADOOP-10211    Author: Benoy Antony, 2015-05-11, 18:27
[HADOOP-10829] Iteration on CredentialProviderFactory.serviceLoader  is thread-unsafe - Hadoop - [issue]
...CredentialProviderFactory uses ServiceLoader framework to load CredentialProviderFactory  private static final ServiceLoader<CredentialProviderFactory> serviceLoader =   ...
http://issues.apache.org/jira/browse/HADOOP-10829    Author: Benoy Antony, 2015-05-03, 01:52
[HADOOP-10594] Improve Concurrency in Groups - Hadoop - [issue]
...The static field GROUPS in Groups can be accessed by holding a lock only.This object is effectively immutable after construction and hence can safely published using a volatile field. This e...
http://issues.apache.org/jira/browse/HADOOP-10594    Author: Benoy Antony, 2015-05-02, 23:47
[HADOOP-10651] Add ability to restrict service access using IP addresses and hostnames - Hadoop - [issue]
...In some use cases, it make sense to authorize the usage of some services only from specific hosts. Just like ACLS for Service Authorization , there can be a list of hosts for each service an...
http://issues.apache.org/jira/browse/HADOOP-10651    Author: Benoy Antony, 2015-04-24, 23:49
[HADOOP-10703] HttpServer2 creates multiple authentication filters - Hadoop - [issue]
...The HttpServer2.defineFilter creates a Filter instance for each context. By default, there are 3 contexts.So there will be 3 separate AuthenticationFilter instances and corresponding Authent...
http://issues.apache.org/jira/browse/HADOOP-10703    Author: Benoy Antony, 2015-04-24, 23:49
[HADOOP-10307] Support multiple Authentication mechanisms for HTTP - Hadoop - [issue]
...Currently it is possible to specify a custom Authentication Handler  for HTTP authentication.  We have a requirement to support multiple mechanisms  to authenticate HTTP acces...
http://issues.apache.org/jira/browse/HADOOP-10307    Author: Benoy Antony, 2015-03-10, 21:21
[HADOOP-10654] Support pluggable mechanism to specify Service Authorization - Hadoop - [issue]
...The service authorization can be specified via hadoop-policy.xml for different services(protocols) using ACLS ( list of users and groups) . The other subtasks will improve the standard behav...
http://issues.apache.org/jira/browse/HADOOP-10654    Author: Benoy Antony, 2015-01-07, 22:42
[HADOOP-10852] NetgroupCache is not thread-safe - Hadoop - [issue]
...NetgroupCache internally uses two ConcurrentHashMaps and a boolean variable to signal updates on one of the ConcurrentHashMapNone of the functions are synchronized  and hence is possibl...
http://issues.apache.org/jira/browse/HADOOP-10852    Author: Benoy Antony, 2014-12-16, 15:10
Re: question about speed up the hdfs balancer - Hadoop - [mail # user]
...You can invoke  the following command  to change the BalanacerBandwidth atruntime.hadoop dfsadmin -setBalanacerBandwidth newbandwidthThis command is submitted to the namenode  ...
   Author: Benoy Antony, 2014-11-17, 18:27
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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