99sono

Hi there, I am trying to make use of the sbt plugin for netbeans for a lift project. If you download lift release 2.6 and for example decide to open...

JEE RestApplication - Weblogic - Unpredicatable behavior on which provider gets used

5

We see the fowllowing. In Weblogic, that uses Jersey to orchestrate rest web services, we can enable jackson to be used by. 1. javax.ws.rs.core.Application extend this class and set the...

DeadLock new Pattern, Critical Deadlock Discovery Regarding EclipseLink Semaphore

3

Hi, On March 15, 2024, we made a significant discovery related to a deadlock pattern. Specifically, we found that the `eclipselink.concurrency.manager.object.building.semaphore` property in the `persistence.xml` file is not entirely safe....

New eclipselink dead lock scenario discovered the logic of the sessions.MergeManager.mergeChangesOfWorkingCopyIntoOriginal is not safe when it calls upon AbstractSession.getCacheKeyFromTargetSessionForMerge

6

We have discovered a completely new dead-lock pattern never encountered before. Until now, we have been conviced that with the persistence.xml settings ``` ``` And all the development to diagnose...

**Describe the bug** There is a bug in org.eclipse.persistence.internal.helper.ConcurrencyUtil.dumpConcurrencyManagerInformationStep02(ConcurrencyManagerState) https://github.com/eclipse-ee4j/eclipselink/blob/2.7.9/foundation/org.eclipse.persistence.core/src/org/eclipse/persistence/internal/helper/ConcurrencyUtil.java This method has copy mistake, see here: ``` // (b) log information about the threads that are waiting to acquire...

Please be aware, We currently have a tracker open in oracle related to dead locks in production due to a bug in the: org.eclipse.persistence.internal.jpa.EntityManagerSetupImpl.updateDescriptorCacheSettings(Map, ClassLoader) In eclipse link 2.7.6 there...

Patched eclipselink 2.7.6 Having blowups in ReadLockManager.removeReadLock(ReadLockManager.java:97) The implementation of CacheKey.equals(CacheKey.java:331 and CacheKey.HashCode are not safe

12

We’ve encountered a rare but critical bug in a project using Oracle-patched EclipseLink 2.7.6, which was modified to align with newer versions like 2.7.9. This bug is associated with the...

Eclipselink 2.7.x Tracing metadata - bug in method org.eclipse.persistence.internal.helper.ConcurrencyManager.putThreadAsWaitingToAcquireLockForWriting(Thread, String) - We end up with metadata on threads wanting to acquire write locks

10

**Bug Report: Issue with `putThreadAsWaitingToAcquireLockForWriting` Method in EclipseLink 2.7.x** 1. **Problem Description:** - The implementation of the `putThreadAsWaitingToAcquireLockForWriting` method in EclipseLink 2.7.x is incorrect. - The method adds trace metadata...

High amount of Acquire and Release lock acquisition time being wasted on I18n localtiozation cost of low value message - ReadLockManager.addReadLock is being slow because of ConcurrencyUtil.createReadLockAcquisitionMetadata because of TraceLocalization.buildMessage("concurrency_util_read_lock_acquisition_metadata")

1

All the massive dump information on this bug has been reported to Oracle via a private channel. In a specific live application where the level of concurrency is really high,...

Bug Report: WSL2 Network Behavior Diverges from Windows During Mixed Interface Conditions

6

### Windows Version Microsoft Windows [Version 10.0.26200.6901] ### WSL Version WSL version: 2.6.1.0 Kernel version: 6.6.87.2-1 WSLg version: 1.0.66 MSRDC version: 1.2.6353 Direct3D version: 1.611.1-81528511 DXCore version: 10.0.26100.1-240331-1435.ge-release Windows version:...