Yuan Tian created IOTDB-5431:
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Summary: Concurrent bug caused by using synchronizedSet() in
DriverScheduler
Key: IOTDB-5431
URL: https://issues.apache.org/jira/browse/IOTDB-5431
Project: Apache IoTDB
Issue Type: Bug
Reporter: Yuan Tian
Assignee: Alima777
Attachments: image-2023-01-18-17-43-53-454.png,
image-2023-01-18-17-44-16-595.png
synchronizedSet() return a faked thread-safe Set, because its iterator method
is not thread-safe.
If we use for-each syntax for that Set, it may cause
ConcurrentModificationException.
!image-2023-01-18-17-43-53-454.png!
!image-2023-01-18-17-44-16-595.png!
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