I don't think VAAI is an issue. It might due to overloading on disk due to high IOs , it is moving to other controller. Please update the firmware..
Do you have log snippets pointing to ancient IOs which shows issues with ESXi
I don't think VAAI is an issue. It might due to overloading on disk due to high IOs , it is moving to other controller. Please update the firmware..
Do you have log snippets pointing to ancient IOs which shows issues with ESXi