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.


Category: XTP
SQL Server versions: 2012, 2014, 2016, 2017


1 Answer


Occurs when the database memory allocator needs to stop receiving low-memory notifications. Information from Microsoft®


This wait has never occurred recently

WAIT_XTP_GUEST has not occurred recently on 4207 instances checked.

Prevalence of WAIT_XTP_GUEST across the Spotlight Population