Occurs when a task is waiting to acquire a Schema Modify lock with Abort Blockers. (Related to the low priority wait option of ALTER TABLE and ALTER INDEX.) Information from Microsoft®
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The description shown below is the top answer as voted by the Spotlight community.
The charts are based on 2.1 TB of data collected from 4207 instances uploaded by 323 Spotlight users over an 8 week period.
LCK_M_SCH_M_ABORT_BLOCKERS
Category: Lock
SQL Server versions: 2014, 2016, 2017
What is LCK_M_SCH_M_ABORT_BLOCKERS?
1 Answer
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answered 3318 days ago
Spotlight Essentials
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This wait has never occurred recently
LCK_M_SCH_M_ABORT_BLOCKERS has not occurred recently on 4207 instances checked.