(Republishing, or using this info in a commercial product/website, is prohibited without permission. All other uses are permitted. If in doubt, please ask.)
This wait type exists so that all lock modes have _LOW_PRIORITY and _ABORT_BLOCKERS wait types, but this wait type is not used.
The only _LOW_PRIORITY and _ABORT_BLOCKERS wait types that are used, during online index and partition switching operations, are:
(Books Online description: “Occurs when a task is waiting to acquire a Shared lock with Abort Blockers. (Related to the low priority wait option of ALTER TABLE and ALTER INDEX.)”)
Questions/comments on this wait type? Click here to send Paul an email, especially if you have any information to add to this topic.
Added in SQL Server version:
Removed in SQL Server version:
Extended Events wait_type value:
The map_key value in sys.dm_xe_map_values is 956 in 2014 RTM. After 2014 RTM, you must check the DMV to get the latest value as some map_key values have changed in later builds.
This wait type is not used.