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Apache HBase
**Jira** https://issues.apache.org/jira/browse/HBASE-15625 --- In modern deployments with large heap sizes, there are cases where allocating a very large memstore aggressively can be beneficial for performance. (e.g., memstore=0.6, blockcache=0.3) In such...
JIRA: [HBASE-29402](https://issues.apache.org/jira/browse/HBASE-29402) Please refer to parent JIRA: [HBASE-29368](https://issues.apache.org/jira/browse/HBASE-29368) for details and a design doc.
https://issues.apache.org/jira/browse/HBASE-27781 +Background+ In AsyncFutureRequestImpl we fail fast when operation timeout is exceeded during location resolution [here](https://github.com/apache/hbase/blob/branch-2.5/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncRequestFutureImpl.java#L460-L462). In that handling, we loop over all actions still being processed in the groupAndSendMulti...