The AlwaysOn primary database received a backup request from a secondary database and is waiting for the background thread to finish processing the request on acquiring or releasing the BulkOp lock. Information from Microsoft®
Waitopedia is a comprehensive resource of information about SQL Server waits.
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.
HADR_BACKUP_BULK_LOCK
Category: Other
SQL Server versions: 2012, 2014, 2016, 2017
What is HADR_BACKUP_BULK_LOCK?
1 Answer
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answered 3348 days ago
Spotlight Essentials
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This wait never occurs for most instances
For each of 4207 instances, we ranked HADR_BACKUP_BULK_LOCK on how frequent it is compared to all other recent waits. The chart shows the total of all rankings.
Prevalence of HADR_BACKUP_BULK_LOCK across the Spotlight Population
For 56 % of hours with this wait, average wait time is less than 46 ms
For each instance, we found all the recent hours when it had a HADR_BACKUP_BULK_LOCK wait. We found the average latency for each of those hours.
59 instances contributed data to this chart