Occurs while performing synchronization on a callback list in order to remove a callback. It is not expected for this counter to change after server initialization is completed. 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.
SOS_CALLBACK_REMOVAL
Category: Other
SQL Server versions: 2005, 2008, 2008 R2, 2012, 2014, 2016, 2017
What is SOS_CALLBACK_REMOVAL?
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_CALLBACK_REMOVAL on how frequent it is compared to all other recent waits. The chart shows the total of all rankings.
Prevalence of SOS_CALLBACK_REMOVAL across the Spotlight Population
For 99 % of hours with this wait, average wait time is less than 0.053 ms
For each instance, we found all the recent hours when it had a SOS_CALLBACK_REMOVAL wait. We found the average latency for each of those hours.
18 instances contributed data to this chart