On 31 Jan 2011, at 21:24, Manik Surtani wrote:
Guys,
I see this in the code base:
https://github.com/infinispan/infinispan/blob/master/core/src/main/java/o...
which has come in as a part of this commit:
https://github.com/infinispan/infinispan/commit/e85204dc34e058c256846699a...
This is no good, since throwing an IllegalStateException *after* a transaction has
prepared and is attempting to commit will leave the transaction in an inconsistent state.
This is why I see heuristic exceptions when trying to stress a lot of transactions while
having nodes join/leave.
A few points:
1) Mircea, are you aware of this, and is this a part of the transaction refactoring you
are working on?
2) If not, it probably should be. ;)
TransactionXAResource would raise an
heuristic exception in this case, so it will be the admin that would need to take care of
the commit.
This code will be revisited as part of the tx refactoring
3) Vladimir, why is this check necessary in the first place? If
prepares have happened on nodes A and B, and the commit should now go to nodes B and C due
to a rehash, can't we send the commit to a union of A, B and C, and let the nodes that
don't care about the tx anymore just ignore the commit?
Cheers
Manik
--
Manik Surtani
manik(a)jboss.org
twitter.com/maniksurtani
Lead, Infinispan
http://www.infinispan.org
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