For databases utilizing Availability Groups. This wait accumulates when replicas are processing log records and SQL Server needs to wait for replicas to synchronize internally. This is a common wait, small values are acceptable but excessive values should be investigated

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Suggested solutions

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

Additional research

AlwaysOn Availability Groups Troubleshooting and Monitoring Guide

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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