Occurs during internal synchronization of the dispatcher pool. This includes when the pool is being adjusted. 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.
SOS_DISPATCHER_MUTEX
Category: Other
SQL Server versions: 2008, 2008 R2, 2012, 2014, 2016, 2017
What is SOS_DISPATCHER_MUTEX?
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 SOS_DISPATCHER_MUTEX on how frequent it is compared to all other recent waits. The chart shows the total of all rankings.
Prevalence of SOS_DISPATCHER_MUTEX across the Spotlight Population
For 93 % of hours with this wait, average wait time is less than 0.0033 ms
For each instance, we found all the recent hours when it had a SOS_DISPATCHER_MUTEX wait. We found the average latency for each of those hours.
537 instances contributed data to this chart