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[HBASE-2420] [DAC] HDFS and ZK access delegation (isolation) - HBase - [issue]
...HBase security will be in part layered on top of HDFS security, and whatever ZK offers as well. For sake of discussion we presume both HDFS and ZK use a Kerberos based authentication and aut...
http://issues.apache.org/jira/browse/HBASE-2420    Author: Andrew Purtell, 2014-07-19, 01:47
[HBASE-1015] HBase Native Client Library - HBase - [issue]
...If via HBASE-794 first class support for talking via Thrift directly to HMaster and HRS is available, then pure C and C++ client libraries are possible. The C client library would wrap a Thr...
http://issues.apache.org/jira/browse/HBASE-1015    Author: Andrew Purtell, 2014-07-19, 01:18
[expand - 6 more] - Re: Comparing the performance of 0.98.4 RC0 and 0.98.0 using YCSB - 23% perf regression in workload E - HBase - [mail # dev]
...Workload E tests on a new testbed instance with careful attention toconfiguration do not produce the same results. We have instead:*​Workload E*  - 0.98.4RC0[OVERALL] RunTime(ms)1270229...
   Author: Andrew Purtell, 2014-07-18, 21:08
[HBASE-2601] full system application test scenarios - HBase - [issue]
...While the coverage of the unit test suite can certainly be improved, we would benefit greatly for having a suite of full system tests that mimic common applications which can be run periodic...
http://issues.apache.org/jira/browse/HBASE-2601    Author: Andrew Purtell, 2014-07-17, 04:50
[HBASE-11482] Optimize HBase TableInput/OutputFormats for exposing tables and snapshots as Spark RDDs - HBase - [issue]
...A core concept of Apache Spark is the resilient distributed dataset (RDD), a "fault-tolerant collection of elements that can be operated on in parallel". One can create a RDDs referencing a ...
http://issues.apache.org/jira/browse/HBASE-11482    Author: Andrew Purtell, 2014-07-16, 19:47
[expand - 1 more] - Re: Strange log messages during scan operations - HBase - [mail # dev]
...The namenode piggybacks invalidations on block reporting, and if I recallcorrectly might send only a percentage of the pending work at eachheartbeat.On Tue, Jul 15, 2014 at 11:54 AM, Vladimi...
   Author: Andrew Purtell, 2014-07-15, 19:19
[HBASE-11519] ClusterStatus should die and master should consume metrics - HBase - [issue]
...The master (or a separate monitoring UI) should consume metrics emitted by cluster daemons and watch ZooKeeper to determine cluster status rather than require daemons send ClusterStatus repo...
http://issues.apache.org/jira/browse/HBASE-11519    Author: Andrew Purtell, 2014-07-15, 19:10
[expand - 1 more] - Re: Cutting the 0.98.4 RC 0 at the end of today PST - HBase - [mail # dev]
...Thanks EnisOn Mon, Jul 14, 2014 at 4:45 PM, Enis Söztutar  wrote:Best regards,   - AndyProblems worthy of attack prove their worth by hitting back. - Piet Hein(via Tom White)&...
   Author: Andrew Purtell, 2014-07-14, 23:52
[HBASE-11039] [VisibilityController] Integration test for labeled data set mixing and filtered excise - HBase - [issue]
...Create an integration test for the VisibilityController that:1. Create several tables of test data2. Assign a set of auths to each table. Label all entries in the table with appropriate visi...
http://issues.apache.org/jira/browse/HBASE-11039    Author: Andrew Purtell, 2014-07-14, 22:43
Re: Question about HFile indices - HBase - [mail # dev]
...We used to hold the entire HFile index in memory, although you could tradeoff between the size of the index and amount of IO required to find thedesired records. Facebook found the aggregate...
   Author: Andrew Purtell, 2014-07-14, 20:37
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