Matteo Bertozzi created HBASE-14017:
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Summary: Procedure v2 - MasterProcedureQueue fix concurrency issue
on table queue deletion
Key: HBASE-14017
URL: https://issues.apache.org/jira/browse/HBASE-14017
Project: HBase
Issue Type: Sub-task
Components: proc-v2
Affects Versions: 1.1.0.1, 2.0.0, 1.2.0
Reporter: Matteo Bertozzi
Assignee: Matteo Bertozzi
Priority: Blocker
Fix For: 2.0.0, 1.2.0, 1.1.2
[~syuanjiang] found a concurrecy issue in the procedure queue delete where we
don't have an exclusive lock before deleting the table
{noformat}
Thread 1: Create table is running - tryWrite() acquire the lock, before set
wlock=true;
Thread 2: markTableAsDeleted see the queue empty and wlock= false
Thread 1: set wlock=true; too late
Thread 2: delete the queue
Thread 1: never able to release the lock
{noformat}
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