1. Waitopedia
  2. EXECSYNC

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.

EXECSYNC

Category: Other
SQL Server versions: 2000, 2005, 2008, 2008 R2, 2012, 2014, 2016, 2017

What is EXECSYNC?

1 Answer

 

Occurs during parallel queries while synchronizing in query processor in areas not related to the exchange iterator. Examples of such areas are bitmaps, large binary objects (LOBs), and the spool iterator. LOBs may frequently use this wait state. Information from Microsoft®
Very rare

This wait never occurs for most instances

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

Prevalence of EXECSYNC across the Spotlight Population

For 74 % of hours with this wait, average wait time is less than 0.3 ms

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

2477 instances contributed data to this chart

Latency Distribution of EXECSYNC across the Spotlight Population