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[HBASE-2647] TestLogRolling flaky in trunk - HBase - [issue]
...Saw this failure on my Hudson:org.apache.hadoop.hbase.client.NoServerForRegionException: Timed out trying to locate root region because: Failed setting up proxy to / after...
http://issues.apache.org/jira/browse/HBASE-2647    Author: Todd Lipcon, 2014-01-26, 22:16
[HBASE-3666] TestScannerTimeout fails occasionally - HBase - [issue]
...LeaseExceptionIf I loop TestScannerTimeout, it eventually fails with:org.apache.hadoop.hbase.regionserver.LeaseException: org.apache.hadoop.hbase.regionserver.LeaseException: lease '-4526340...
http://issues.apache.org/jira/browse/HBASE-3666    Author: Todd Lipcon, 2013-12-30, 03:38
[expand - 1 more] - Re: Please welcome our newest committer, Liang Xie! - HBase - [mail # dev]
...Congrats Liang!  -Todd   On Wed, Dec 18, 2013 at 4:53 PM, Ted Yu  wrote:     Todd Lipcon Software Engineer, Cloudera...
   Author: Todd Lipcon, 2013-12-19, 00:56
[HBASE-4364] Filters applied to columns not in the selected column list are ignored - HBase - [issue]
...For a scan, if you select some set of columns using addColumns(), and then apply a SingleColumnValueFilter that restricts the results based on some other columns which aren't selected, then ...
http://issues.apache.org/jira/browse/HBASE-4364    Author: Todd Lipcon, 2013-12-18, 22:41
[HBASE-5945] Reduce buffer copies in IPC server response path - HBase - [issue]
...The new PB code is sloppy with buffers and makes several needless copies. This increases GC time a lot. A few simple changes can cut this back down....
http://issues.apache.org/jira/browse/HBASE-5945    Author: Todd Lipcon, 2013-12-16, 18:46
Re: Adding frameworks and coding for testabilitywas [Re: Testing the fix for race condition between Compaction and StoreScanner.init] - HBase - [mail # dev]
...I haven't seen the particular "framework" in question, but I do think there's a continuum of reasonable choices here, ranging from full DI and using mocks/spys, to using AspectJ for AOP, to ...
   Author: Todd Lipcon, 2013-11-22, 23:06
[HBASE-4393] Implement a canary monitoring program - HBase - [issue]
...This JIRA is to implement a standalone program that can be used to do "canary monitoring" of a running HBase cluster. This program would gather a list of the regions in the cluster, then ite...
http://issues.apache.org/jira/browse/HBASE-4393    Author: Todd Lipcon, 2013-10-15, 05:46
[HBASE-4231] Flush regions in multiple threads - HBase - [issue]
...As servers get beefier, it makes less and less sense to have only a single thread do flushes at a time. In watching an insert-only benchmark run, HBase isn't currently disk, network, or CPU-...
http://issues.apache.org/jira/browse/HBASE-4231    Author: Todd Lipcon, 2013-09-23, 17:53
[HBASE-5897] prePut coprocessor hook causing substantial CPU usage - HBase - [issue]
...I was running an insert workload against trunk under oprofile and saw that a significant portion of CPU usage was going to calling the "prePut" coprocessor hook inside doMiniBatchPut, even t...
http://issues.apache.org/jira/browse/HBASE-5897    Author: Todd Lipcon, 2013-09-18, 23:15
[HBASE-4403] Adopt interface stability/audience classifications from Hadoop - HBase - [issue]
...As HBase gets more widely used, we need to be more explicit about which APIs are stable and not expected to break between versions, which APIs are still evolving, etc. We also have many publ...
http://issues.apache.org/jira/browse/HBASE-4403    Author: Todd Lipcon, 2013-09-11, 01:40
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