Cancel, pause restart Handle in SpringBoot

[wwitt]

Multiple async tasks in parallel might cause issues if they are short lived and finish at nearly the same time. There was a post a while back with a similar error:

ORA-00060 deadlock flowable with oracleDB as datasource

I actually included it because it may allow you to remove some of your custom wiring of the messages into the process. You are correct that most of the time a race condition will trigger a FlowableOptimisticException but clearly something is getting around the locking we do have. I would expect a slow database connection to lead to connection timeouts not a deadlock, though I suppose it increase the time a transaction takes and also time the application is vulnerable to this occurring. I’d lo…