[ https://forge.continuent.org/jira/browse/SEQUOIA-1115?page=all ]
Emmanuel Cecchet resolved SEQUOIA-1115:
---------------------------------------
Resolution: Fixed
Fix Version: Sequoia 4.0
Fix ported to Sequoia 4 as well
> Unexpected error in BackendTaskQueues can leave a task unnotified forever,
> which prevents further admin commands from completing ("Waiting for n pending
> writes")
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: SEQUOIA-1115
> URL: https://forge.continuent.org/jira/browse/SEQUOIA-1115
> Project: Sequoia
> Type: Bug
> Components: Core
> Versions: sequoia 2.10.10
> Reporter: Stephane Giron
> Assignee: Stephane Giron
> Priority: Critical
> Fix For: Sequoia 4.0, sequoia 2.10.11
>
>
> In BackendTaskQueues, if fetchNextQueryFromBackendTotalOrderQueue fails with
> a runtime exception, the task will never be notified of the failure.
> This will lead to this well known problem :
> 2008-07-18 22:38:46,515 INFO controller.virtualdatabase.DB1 Waiting for
> virtual database DB1 shutdown
> 2008-07-18 22:38:46,517 INFO controller.RequestManager.DB1 Suspending
> activity for DB1
> 2008-07-18 22:39:01,517 WARN sequoia.controller.scheduler Waiting for 1
> pending writes
> 2008-07-18 22:39:31,511 WARN sequoia.controller.scheduler Waiting for 1
> pending writes
> where the virtual database will be unable to shutdown properly.
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