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Vscan servers have backpressure
https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Vscan_servers_have_backpressure
Applies to ONTAP 9 Vscan VMware ESXi Issue Vscan servers hosted on VMware ESXi are experiencing Vscan backpressure and disconnections that are seen from ONTAP.

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