Explicit locking in JPAStorageService

Etienne Dysli-Metref etienne.dysli-metref at switch.ch
Thu Nov 5 10:28:33 EST 2015


On 05/11/15 00:10, Daniel Fisher wrote:
> As I recall the databases we tested didn't do a good job of
> selecting the correct lock[1].

I see, that's unfortunate. :(

> However the locking code was added before the retry code, so it may
> not be as necessary anymore.

Or the two combined may produce more lock contention...

> I recall doing some simple tests to see if the locking code slowed
> down the tests significantly and the results were negligible.

Did you rerun those tests with the code going into 3.2?

  Etienne

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