Sauron submitted a new resource:
Deadlock Avoidance by Xon 1.0.19 - Deadlock Avoidance by Xon 1.0.19
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Deadlock Avoidance by Xon 1.0.19 - Deadlock Avoidance by Xon 1.0.19
Compatible XF Versions:
Additional Requirements:
- 1.4
- 1.5
php +5.5
XenForo's Datawriters have a _postSaveAfterTransaction() method. This method is intended to run after a database transaction is finished, but if a DataWriter is called from with-in another DataWriter, this does not happen.
This incurs the risk that various notification actions will pull in large queries into the transaction, which increasing the risk of deadlocks on a busy forum.
This is a formally...
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