[JBTM-4039] DiskSlotStore performance failure with 1600 threads

[jiramigration]

Michael Musgrove opened JBTM-4039 and commented

The run that uses 1600 threads fails with:

Warmup Iteration 1: 2026-05-05T16:43:28.766129536Z com.arjuna.ats.jta.xa.performance.DiskSlotsStoreBenchmark.testDiskSlotsStore-jmh-worker-37 FATAL JTAStoreTests#jtaTest%n

jakarta.transaction.RollbackException: ARJUNA016053: Could not commit transaction.
at com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple.commitAndDisassociate(TransactionImple.java:1327)
at com.arjuna.ats.internal.jta.transaction.arjunacore.BaseTransaction.commit(BaseTransaction.java:104)
at com.arjuna.ats.jta.xa.performance.JTAStoreBase.jtaTest(JTAStoreBase.java:43)
at com.arjuna.ats.jta.xa.performance.DiskSlotsStoreBenchmark.testDiskSlotsStore(DiskSlotsStoreBenchmark.java:80)

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No further details from JBTM-4039