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[HBASE-13291] Lift the scan ceiling - HBase - [issue]
...Scanning medium sized rows with multiple concurrent scanners exhibits interesting 'ceiling' properties. A server runs at about 6.7k ops a second using 450% of possible 1600% of CPUs  wh...
http://issues.apache.org/jira/browse/HBASE-13291    Author: stack, 2015-04-17, 01:08
[HBASE-5980] Scanner responses from RS should include metrics on rows/KVs filtered - HBase - [issue]
...Currently it's difficult to know, when issuing a filter, what percentage of rows were skipped by that filter. We should expose some basic counters back to the client scanner object. For exam...
http://issues.apache.org/jira/browse/HBASE-5980    Author: Todd Lipcon, 2015-04-17, 00:12
[HBASE-12987] HBCK should print status while scanning over many regions - HBase - [issue]
...Running simple commands like hbck -summary on a large table can take some time. We should print some information to let it be known how things are progressing....
http://issues.apache.org/jira/browse/HBASE-12987    Author: Nick Dimiduk, 2015-04-17, 00:08
[HBASE-13479] [branch-1.0] Master should not bind to region server ports - HBase - [issue]
...In parent jira, we have brought back old config value hbase.master.port and made it so that if it is configured (which is by default), master does not bind to the region servers's RPC and in...
http://issues.apache.org/jira/browse/HBASE-13479    Author: Enis Soztutar, 2015-04-16, 22:17
[HBASE-13453] Master should not bind to region server ports - HBase - [issue]
...In 1.0, master by default binds to the region server ports (rpc and info). We have done it so thinking that in the long term, master and meta co-location will be default, and we can merge th...
http://issues.apache.org/jira/browse/HBASE-13453    Author: Enis Soztutar, 2015-04-16, 21:49
[HBASE-13463] Quota needs to be updated only in case of successful region merge - HBase - [issue]
...During review of HBASE-13438, Vandana pointed out the following:in the case of MERGE_REVERTED, the assignment manager is not updating the quota. You need to add another hook in RegionStateLi...
http://issues.apache.org/jira/browse/HBASE-13463    Author: Ted Yu, 2015-04-16, 21:22
[HBASE-10491] RegionLocations::getRegionLocation can return unexpected replica - HBase - [issue]
...The method returns first non-null replica.If first replica is assumed to always be non-null (discussed with Enis), then this code is not necessary, it should return 0th one, maybe assert it'...
http://issues.apache.org/jira/browse/HBASE-10491    Author: Sergey Shelukhin, 2015-04-16, 19:22
[HBASE-13103] [ergonomics] add region size balancing as a feature of master - HBase - [issue]
...Often enough, folks miss-judge split points or otherwise end up with a suboptimal number of regions. We should have an automated, reliable way to "reshape" or "balance" a table's region boun...
http://issues.apache.org/jira/browse/HBASE-13103    Author: Nick Dimiduk, 2015-04-16, 19:20
[HBASE-4879] Add Constraint support to shell - HBase - [issue]
...Follow-on ticket to HBASE-4605. Extend the shell functionality to include altering a table to add a Constraint. Discussion around this can be found at:http://search-hadoop.com/m/EeYb3dezMM...
http://issues.apache.org/jira/browse/HBASE-4879    Author: Jesse Yates, 2015-04-16, 18:30
[HBASE-11634] Disallow non-atomic update operations when TIMELINE consistency is enabled - HBase - [issue]
...Something to consider for the HBASE-10070 line of changes. When a client reads a timeline consistent view of data, read-update-write operations are potentially destructive. When a client is ...
http://issues.apache.org/jira/browse/HBASE-11634    Author: Nick Dimiduk, 2015-04-16, 16:30
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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