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.

ASYNC_OP_COMPLETION

Category: Other
SQL Server versions: 2014, 2016, 2017

What is ASYNC_OP_COMPLETION?

Never

This wait has never occurred recently

ASYNC_OP_COMPLETION has not occurred recently on 4207 instances checked.

Prevalence of ASYNC_OP_COMPLETION across the Spotlight Population