For databases participating in an Availability Group. This wait type will accumulate while the transport layer is waiting to iterate through the replicated database list. This wait is uncommon and values should be low. If values are high see the suggested solutions below

Resolved by

DBAs and Developers

Suggested solutions

  1. Check the SQL Server error log for more information
  2. Examine Windows Failover Clustering logs
  3. Examine wait statistics on the instance for other Availability Group issues. Investigate accordingly

Additional research

Monitor SQL Server AlwaysOn Availability Groups

See more

Consider using ApexSQL Monitor, a Windows and SQL Server monitoring tool able to track SQL Server wait types, including the individual query wait statistics

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