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[HADOOP-9968] ProxyUsers does not work with NetGroups - Hadoop - [issue]
...It is possible to use NetGroups for ACLs. This requires specifying  the config property hadoop.security.group.mapping as  org.apache.hadoop.security.JniBasedUnixGroupsNetgroupMappi...
http://issues.apache.org/jira/browse/HADOOP-9968    Author: Benoy Antony, 2014-05-30, 16:18
[HADOOP-10566] Refactor proxyservers out of ProxyUsers - Hadoop - [issue]
...HADOOP-10498 added proxyservers feature in ProxyUsers. It is beneficial to treat this as a separate feature since 1> The ProxyUsers is per proxyuser where as proxyservers is per cluster. ...
http://issues.apache.org/jira/browse/HADOOP-10566    Author: Benoy Antony, 2014-05-28, 22:12
[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, 2014-05-24, 03:19
[HADOOP-10595] Improve concurrency in HostFileReader - Hadoop - [issue]
...HostsFileReader is used to keep track of included and excluded hosts in the cluster. The threads needs to synchronize to access the set of hosts.This can be improved....
http://issues.apache.org/jira/browse/HADOOP-10595    Author: Benoy Antony, 2014-05-09, 17:38
[HADOOP-10593] Concurrency Improvements - Hadoop - [issue]
...This is an umbrella jira to improve the concurrency of a few classes by making use of safe publication idioms. Most of the improvements are based on the following:To publish an object safely...
http://issues.apache.org/jira/browse/HADOOP-10593    Author: Benoy Antony, 2014-05-09, 17:19
[HADOOP-10471] Reduce the visibility of constants in ProxyUsers - Hadoop - [issue]
...Most of the constants in proxyusers have public visibility unnecessarily. These public constants should be set to private  and their external usage should be replaced by the correspondi...
http://issues.apache.org/jira/browse/HADOOP-10471    Author: Benoy Antony, 2014-05-08, 16:17
[HADOOP-10539] Provide backward compatibility for ProxyUsers.authorize() call - Hadoop - [issue]
...HADOOP-10499  removed the unused Configuration parameter from ProxyUsers.authorize()  method. This broke few components like HBase who invoked that function and forced it to rely o...
http://issues.apache.org/jira/browse/HADOOP-10539    Author: Benoy Antony, 2014-04-25, 14:40
[HADOOP-10470] Change synchronization mechanism in ProxyUsers to readwrite lock - Hadoop - [issue]
...Currently ProxyUsers class achieve synchronization via synchornized. Performance on  ProxyUsers.authorize can be improved by replacing this with read/write lock....
http://issues.apache.org/jira/browse/HADOOP-10470    Author: Benoy Antony, 2014-04-24, 14:54
[HADOOP-8726] The Secrets in Credentials are not available to MR tasks - Hadoop - [issue]
...Though secrets are passed in Credentials, the secrets are not available to the MR tasks.This issue  exists with security on/off. This is related to the change in HADOOP-8225...
http://issues.apache.org/jira/browse/HADOOP-8726    Author: Benoy Antony, 2014-04-09, 05:09
[HADOOP-9709] Add ability in Hadoop servers (Namenode, Datanode, ResourceManager )  to support multiple QOP (Authentication , Privacy) - Hadoop - [issue]
...Hadoop Servers currently support only one QOP for the whole cluster.We want Hadoop servers to support different quality of protection at the same time. This will enable different clients to ...
http://issues.apache.org/jira/browse/HADOOP-9709    Author: Benoy Antony, 2014-04-01, 00:39
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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