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[HBASE-13109] Make better SEEK vs SKIP decisions during scanning - HBase - [issue]
...I'm re-purposing this issue to add a heuristic as to when to SEEK and when to SKIP Cells. This has come up in various issues, and I think I have a way to finally fix this now. HBASE-9778, HB...
http://issues.apache.org/jira/browse/HBASE-13109    Author: Lars Hofhansl, 2015-03-26, 01:22
[HBASE-12976] Set default value for hbase.client.scanner.max.result.size - HBase - [issue]
...Setting scanner caching is somewhat of a black art. It's hard to estimate ahead of time how large the result set will be.I propose we hbase.client.scanner.max.result.size to 2mb. That is goo...
http://issues.apache.org/jira/browse/HBASE-12976    Author: Lars Hofhansl, 2015-03-20, 05:14
[HBASE-13292] Undo parent from 0.98 and 1.0: setting hbase.client.scanner.max.result.size is considered harmful - HBase - [issue]
...Defaulting hbase.client.scanner.max.result.size to 2mb will have to be undone from all branches....
http://issues.apache.org/jira/browse/HBASE-13292    Author: Lars Hofhansl, 2015-03-19, 22:08
[HBASE-13276] Fix incorrect condition for minimum block locality in 0.98 - HBase - [issue]
...0.98 only. Parent somehow was incorrect. One-liner to fix it.But it's critical as we perform potentially way more compactions now....
http://issues.apache.org/jira/browse/HBASE-13276    Author: Lars Hofhansl, 2015-03-19, 02:16
[HBASE-9117] Remove HTablePool and all HConnection pooling related APIs - HBase - [issue]
...The recommended way is now: Create an HConnection: HConnectionManager.createConnection(...) Create a light HTable: HConnection.getTable(...) table.close() connection.close()All other API and...
http://issues.apache.org/jira/browse/HBASE-9117    Author: Lars Hofhansl, 2015-03-16, 20:28
[HBASE-9778] Add hint to ExplicitColumnTracker to avoid seeking - HBase - [issue]
...The issue of slow seeking in ExplicitColumnTracker was brought up by Vladimir Rodionov on the dev list.My idea here is to avoid the seeking if we know that there aren't many versions to skip...
http://issues.apache.org/jira/browse/HBASE-9778    Author: Lars Hofhansl, 2015-03-04, 22:25
[HBASE-13094] Consider Filters that are evaluated before deletes and see delete markers - HBase - [issue]
...That would be good for full control filtering of all cells, such as needed for some transaction implementations.Gary Helmling...
http://issues.apache.org/jira/browse/HBASE-13094    Author: Lars Hofhansl, 2015-02-25, 00:40
[HBASE-13068] Unexpected client exception with slow scan - HBase - [issue]
...I just came across in interesting exception:Caused by: java.io.IOException: Call 10 not added as the connection newbunny/ (auth:SIMPLE)/60000 is closing&nbs...
http://issues.apache.org/jira/browse/HBASE-13068    Author: Lars Hofhansl, 2015-02-18, 20:48
[HBASE-13046] Review replication timeouts - HBase - [issue]
...See discussion on HBASE-12971.We should review all the config options we have for replication timeouts and make sure the defaults make sense....
http://issues.apache.org/jira/browse/HBASE-13046    Author: Lars Hofhansl, 2015-02-14, 06:20
[HBASE-5954] Allow proper fsync support for HBase - HBase - [issue]
...At least get recommendation into 0.96 doc and some numbers running w/ this hdfs feature enabled....
http://issues.apache.org/jira/browse/HBASE-5954    Author: Lars Hofhansl, 2015-02-14, 06:12
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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