[infinispan-dev] Undesired behavior

Pedro Ruivo pruivo at gsd.inesc-id.pt
Fri Mar 30 04:40:33 EDT 2012


Hi everybody,

The problem is the following: I have some cases where the 
RollbackCommand is processed before the correspondent PrepareCommand, 
leading to locks to be acquired and never unlocked again.

I am in a scenario where the dataset of each node is disjoint (no 
contention) but I have large transactions. When a transaction aborts, I 
execute it again (so it has the same keys modified) and try to commit 
it. Initially, the transaction aborts due to timeout waiting responses 
(that is 2 min and 30 sec), but after, I see aborts due to lock 
acquisition timeout. The final result is that all the nodes in the 
system finishes except this one.

Is there anyway to release the locks for previously finished transactions?

Cheers,
Pedro Ruivo


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