org.neo4j.kernel.DeadlockDetectedException: LockClient[31853] can't wait on resource RWLock[NODE(5), hash=1284472530] since => LockClient[31853] <-[:HELD_BY]- RWLock[NODE(50), hash=1715435838] <-[:WAITING_FOR]- LockClient[31854] <-[:HELD_BY]- RWLock[NODE(5),

Google Groups | Ray Chengr | 2 months ago
  1. 0

    Neo4j 3.0 deadlock from multiple py2neo 3.0 transactions

    Google Groups | 2 months ago | Ray Chengr
    org.neo4j.kernel.DeadlockDetectedException: LockClient[31853] can't wait on resource RWLock[NODE(5), hash=1284472530] since => LockClient[31853] <-[:HELD_BY]- RWLock[NODE(50), hash=1715435838] <-[:WAITING_FOR]- LockClient[31854] <-[:HELD_BY]- RWLock[NODE(5),
  2. 0

    LockClient can't wait on resource RWLock

    Google Groups | 3 months ago | Ray Chengr
    org.neo4j.kernel.DeadlockDetectedException: LockClient[5498051] can't wait on resource RWLock[RELATIONSHIP(2009573), hash=942147114] since => LockClient[5498051] <-[:HELD_BY]- RWLock[RELATIONSHIP(2009572), hash=1901714492] <-[:WAITING_FOR]- LockClient[5498052] <-[:HELD_BY]- RWLock[RELATIONSHIP(2009573), hash=942147114]
  3. 0

    LockClient can't wait on resource RWLock

    Google Groups | 3 months ago | Ray Chengr
    org.neo4j.kernel.DeadlockDetectedException: LockClient[5498051] can't wait on resource RWLock[RELATIONSHIP(2009573), hash=942147114] since => LockClient[5498051] <-[:HELD_BY]- RWLock[RELATIONSHIP(2009572), hash=1901714492] <-[:WAITING_FOR]- LockClient[5498052] <-[:HELD_BY]- RWLock[RELATIONSHIP(2009573), hash=942147114]
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  5. 0

    ForsetiClient can't acquire ExclusiveLock

    GitHub | 11 months ago | xghrbc1001
    org.neo4j.kernel.DeadlockDetectedException: ForsetiClient[153] can't acquire ExclusiveLock{owner=ForsetiClient[159]} on NODE(1892858739), because holders of that lock are waiting for ForsetiClient[153]. Wait list:ExclusiveLock[ Client[159] waits for [153,159]]
  6. 0

    Unnecessary deadlocks occur when using tx.acquireReadLock(..)

    GitHub | 1 year ago | bachmanm
    org.neo4j.kernel.DeadlockDetectedException: ForsetiClient[48] can't acquire UpdateLock{objectId=1486737951, refCount=1, holder=ForsetiClient[45]} on NODE(0), because holders of that lock are waiting for ForsetiClient[48]. Wait list:SharedLock[ Client[45] waits for []]

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    Root Cause Analysis

    1. org.neo4j.kernel.DeadlockDetectedException

      LockClient[31853] can't wait on resource RWLock[NODE(5), hash=1284472530] since => LockClient[31853] <-[:HELD_BY]- RWLock[NODE(50), hash=1715435838] <-[:WAITING_FOR]- LockClient[31854] <-[:HELD_BY]- RWLock[NODE(5),

      at org.neo4j.kernel.impl.locking.community.RagManager.checkWaitOnRecursive()
    2. Neo4j - Graph Database Kernel
      CommunityLockClient.acquireExclusive
      1. org.neo4j.kernel.impl.locking.community.RagManager.checkWaitOnRecursive(RagManager.java:198)
      2. org.neo4j.kernel.impl.locking.community.RagManager.checkWaitOnRecursive(RagManager.java:225)
      3. org.neo4j.kernel.impl.locking.community.RagManager.checkWaitOn(RagManager.java:165)
      4. org.neo4j.kernel.impl.locking.community.RWLock.acquireWriteLock(RWLock.java:375)
      5. org.neo4j.kernel.impl.locking.community.LockManagerImpl.getWriteLock(LockManagerImpl.java:55)
      6. org.neo4j.kernel.impl.locking.community.CommunityLockClient.acquireExclusive(CommunityLockClient.java:142)
      6 frames