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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.

SNI_HTTP_WAITFOR_0_DISCON

Category: Other
SQL Server versions: 2005, 2008, 2008 R2, 2012, 2014, 2016, 2017

What is SNI_HTTP_WAITFOR_0_DISCON?

1 Answer

 

Occurs during SQL Server shutdown, while waiting for outstanding HTTP connections to exit. Information from Microsoft®

Never

This wait has never occurred recently

SNI_HTTP_WAITFOR_0_DISCON has not occurred recently on 4207 instances checked.

Prevalence of SNI_HTTP_WAITFOR_0_DISCON across the Spotlight Population