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: Idle
SQL Server versions: 2016, 2017

This is an idle wait and so it can be safely ignored.


Very rare

This wait never occurs for most instances

For each of 4207 instances, we ranked PARALLEL_REDO_WORKER_WAIT_WORK on how frequent it is compared to all other recent waits. The chart shows the total of all rankings.

Prevalence of PARALLEL_REDO_WORKER_WAIT_WORK across the Spotlight Population

For 34 % of hours with this wait, average wait time is around 15 ms

For each instance, we found all the recent hours when it had a PARALLEL_REDO_WORKER_WAIT_WORK wait. We found the average latency for each of those hours.

245 instances contributed data to this chart

Latency Distribution of PARALLEL_REDO_WORKER_WAIT_WORK across the Spotlight Population