[jira] [Created] (HBASE-29139) RegionMover does not consider the RS Group when selecting the target RegionServer during the loadRegions() process.

["Jack Yang (Jira)" <ji...@apache.org>]

Jack Yang created HBASE-29139:
---------------------------------

             Summary: RegionMover does not consider the RS Group when selecting the target RegionServer during the loadRegions() process.
                 Key: HBASE-29139
                 URL: https://issues.apache.org/jira/browse/HBASE-29139
             Project: HBase
          Issue Type: Bug
    Affects Versions: 2.4.13
            Reporter: Jack Yang
            Assignee: Jack Yang


When trying to Decommission RegionServer with `sh /home/hbase/bin/graceful_stop.sh --maxthreads 32 --nobalancer localhost`, the process of moving regions would stuck with errors:
{code:java}
2025-02-18 11:33:56,999 ERROR [pool-6-thread-23] util.MoveWithAck: Region: ns1:test1,1014357|2021-08-28 00:17:49.343,1678468120886.d1c541166fc845ccd5429eb75265f5ee. stuck on rserver1.test.com,16020,1739270418124 for 64.199 sec , newServer=rserver2.test.com,16020,1739273909154
2025-02-18 11:34:02,421 ERROR [pool-4-thread-1] util.RegionMover: Was Not able to move region....Exiting Now
2025-02-18 11:34:02,422 ERROR [pool-4-thread-1] util.RegionMover: Error while unloading regions 
java.lang.Exception: Could not move region Exception
        at org.apache.hadoop.hbase.util.RegionMover.waitMoveTasksToFinish(RegionMover.java:548)
        at org.apache.hadoop.hbase.util.RegionMover.submitRegionMovesWhileUnloading(RegionMover.java:506)
        at org.apache.hadoop.hbase.util.RegionMover.unloadRegions(RegionMover.java:482)
        at org.apache.hadoop.hbase.util.RegionMover.lambda$unloadRegions$3(RegionMover.java:449)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:750){code}



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