Occurs while the deadlock monitor waits to start the next deadlock search. This wait is expected between deadlock detections, and lengthy total waiting time on this resource does not indicate a problem. 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.
REQUEST_FOR_DEADLOCK_SEARCH
Category: Idle
SQL Server versions: 2008, 2008 R2, 2012, 2014, 2016, 2017
This is an idle wait and so it can be safely ignored.
What is REQUEST_FOR_DEADLOCK_SEARCH?
1 Answer
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answered 3318 days ago
Spotlight Essentials
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This wait never occurs for most instances
For each of 4207 instances, we ranked REQUEST_FOR_DEADLOCK_SEARCH on how frequent it is compared to all other recent waits. The chart shows the total of all rankings.
Prevalence of REQUEST_FOR_DEADLOCK_SEARCH across the Spotlight Population
For 95 % of hours with this wait, average wait time is around 4.9 seconds
For each instance, we found all the recent hours when it had a REQUEST_FOR_DEADLOCK_SEARCH wait. We found the average latency for each of those hours.
1152 instances contributed data to this chart