While the title of this post does sound like a halfway decent Harry Potter novel, this is far more nefarious. Pure Storage, like many other vendors have a best practice around lowering the Disk.DiskMaxIOSize setting on ESXi hosts when using UEFI boot for your Windows VMs. Why? Well:
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Yes not having it set in a few situations would cause BSOD. First off, why?
Continue reading “Disk.DiskMaxIOSize and the Blue Screen of Death”