Applies to Microsoft SQL Any version of ONTAP or Data ONTAP Issue Running SQL performance metrics, Avg Disk Queue Length is over 1 An error may be reported in the running SQL logs: Disk overwhelmed: A...Applies to Microsoft SQL Any version of ONTAP or Data ONTAP Issue Running SQL performance metrics, Avg Disk Queue Length is over 1 An error may be reported in the running SQL logs: Disk overwhelmed: Avg Disk Queue Length is greater than 1 and response times are greater than 25 ms for IO sizes of 64 KB or smaller or 35 ms for IO sizes greater than 64 KB.