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Tristan Tarrant updated ISPN-5470:
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Fix Version/s: 9.4.2.Final
(was: 9.4.1.Final)
Remote-executor threads should not block to acquire locks
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Key: ISPN-5470
URL:
https://issues.jboss.org/browse/ISPN-5470
Project: Infinispan
Issue Type: Task
Components: Core
Affects Versions: 7.2.1.Final
Reporter: Dan Berindei
Priority: Major
Fix For: 9.4.2.Final
Currently, enabling the queue on the remote-executor thread pool can cause deadlocks,
because a CommitCommand/1PCPrepareCommand could end up in the queue while a
remote-executor thread is busy waiting to acquire the same lock that this commit would
release.
If trying to acquire a lock would free the thread until the key has been acquired, we
could enable the queue on the remote-executor/OOB thread pools, and we would need a lot
less threads for the same load.