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Apache HBase
This integration test emulates a use case that stores a lot of small values into a table that would likely be heavily indexed (ROW_INDEX_V1, small blocks, etc.), an application that...
HBASE-26171 Fix MetricsRegionServer may throws NullPointerException when optional.get() is called
Fix MetricsRegionServer may throws NullPointerException when optional.get() is called, thanks
## What is the purpose of this PR - This PR fixes a flaky test to avoid shared state pollution `org.apache.hadoop.hbase.replication.regionserver.TestDrainReplicationQueuesForStandBy.test` ## Reproduce the test failure - Run the test...
… table The master local region is not a typical Table/Region, however, we should consider it a system table when creating the TableName so that if we call isSystemTable() it...
## What is the purpose of this PR - This PR cleans the state polluted by `org.apache.hadoop.hbase.monitoring.TestTaskMonitor.testDoNotPurgeRPCTask`. - It may be better to clean state pollutions so that some other...
fix pe tool totalRows exceed maximum of int. when totalRows exceed maximum of int, we throws RunTimeException. already create https://issues.apache.org/jira/browse/HBASE-26017
`MapReduceBackupCopyJob.BackupDistCp.getKey()` concatenates strings in a loop, should consider using `StringBuilder` to concatenate strings, thanks