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[HBASE-6966] "Compressed RPCs for HBase" (HBASE-5355) port to trunk - HBase - [issue]
...This jira will address the port of the compressed RPC implementation to trunk. I am expecting the patch to be significantly different due to the PB stuff in trunk, and hence filed a separate...
http://issues.apache.org/jira/browse/HBASE-6966    Author: Devaraj Das, 2015-08-27, 08:52
[HBASE-10844] Coprocessor failure during batchmutation leaves the memstore datastructs in an inconsistent state - HBase - [issue]
...Observed this in the testing with Phoenix. The test in Phoenix - MutableIndexFailureIT deliberately fails the batchmutation call via the installed coprocessor. But the update is not rolled b...
http://issues.apache.org/jira/browse/HBASE-10844    Author: Devaraj Das, 2015-08-22, 00:44
Re: Please welcome new HBase committer Stephen Yuan Jiang - HBase - [mail # dev]
...Congratulations Stephen! ...
   Author: Devaraj Das, 2015-08-21, 18:12
[HBASE-13330] Region left unassigned due to AM & SSH each thinking the assignment would be done by the other - HBase - [issue]
...Here is what I found during analysis of an issue. Raising this jira and a fix will follow.The TL;DR of this is that the AssignmentManager thinks the ServerShutdownHandler would assign the re...
http://issues.apache.org/jira/browse/HBASE-13330    Author: Devaraj Das, 2015-08-10, 18:27
[HBASE-13938] Deletes done during the region merge transaction may get eclipsed - HBase - [issue]
...Was looking at an issue from our internal testing. It seems the Deletes of the region rows from the meta done during the merge transaction could be eclipsed by the Put of a region row that m...
http://issues.apache.org/jira/browse/HBASE-13938    Author: Devaraj Das, 2015-06-23, 23:35
[HBASE-13375] Provide HBase superuser higher priority over other users in the RPC handling - HBase - [issue]
...HBASE-13351 annotates Master RPCs so that RegionServer RPCs are treated with a higher priority compared to user RPCs (and they are handled by a separate set of handlers, etc.). It may be goo...
http://issues.apache.org/jira/browse/HBASE-13375    Author: Devaraj Das, 2015-05-27, 06:33
Re: HBCK question: Exception in checkRegionConsistency() would kill HBCK - HBase - [mail # dev]
...I think it makes sense to continue to the other regions and eventually list out the regions that couldn't be "fixed".________________________________________From: Stephen Jiang Sent: Wednesd...
   Author: Devaraj Das, 2015-04-23, 18:30
[HBASE-6153] RS aborted due to rename problem (maybe a race) - HBase - [issue]
...I had a RS crash with the following:2012-05-31 18:34:42,534 DEBUG org.apache.hadoop.hbase.regionserver.Store: Renaming flushed file at hdfs://ip-10-140-14-134.ec2.internal:8020/apps/hbase/da...
http://issues.apache.org/jira/browse/HBASE-6153    Author: Devaraj Das, 2015-04-22, 01:47
[HBASE-13460] Revise the MetaLookupPool executor-related defaults (introduced in HBASE-13036) - HBase - [issue]
...The value of the max threads, max tasks, etc. can be improved to not unnecessarily reject tasks. In one of our internal tests, we saw tasks getting rejected (with the defaults that is curren...
http://issues.apache.org/jira/browse/HBASE-13460    Author: Devaraj Das, 2015-04-15, 19:36
[HBASE-13036] Meta scanner should use its own threadpool - HBase - [issue]
...Currently, during region location lookups, the meta is scanned and for this the scanner submits a request to the thread pool of the table in question. Sometimes, it might happen that many sc...
http://issues.apache.org/jira/browse/HBASE-13036    Author: Devaraj Das, 2015-04-15, 19:36
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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