[infinispan-issues] [JBoss JIRA] (ISPN-4108) Pessimistic tx for a union CH will not be forwarded to all owners.

Erik Salter (JIRA) issues at jboss.org
Thu Mar 13 11:46:10 EDT 2014


Erik Salter created ISPN-4108:
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             Summary: Pessimistic tx for a union CH will not be forwarded to all owners.
                 Key: ISPN-4108
                 URL: https://issues.jboss.org/browse/ISPN-4108
             Project: Infinispan
          Issue Type: Bug
          Components: State Transfer
    Affects Versions: 5.2.7.Final
            Reporter: Erik Salter
            Assignee: Dan Berindei


There is a case where transactions originating from a LockControlCommand will not be forwarded to the new owner during state transfer.

If the transactions begin on the old primary owner after the tx list was sent to the new owner, the replicate the lock information to the joiner (because the originator is still the primary owner in the union CH that we use during state transfer). When state transfer ends and the joiner becomes the new primary owner, it will allow other txs to lock the same key.  This leads to data loss/inconsistency

We should change PessimisticLockingInterceptor to replicate the lock command to the other owners even if the originator is the primary owner, when there is a state transfer in progress.

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