Hashrate drops on all AMD rigs

Hi all. Today i try switch few my RIGs from Windows to HiveOS. Under Windows works all fine, but under HiveOS all AMD rigs same problem viz screen. Anyone help ? Thxhttps://forum.hiveos.farm/uploads/editor/qi/mdy6s3bnlk2j.jpg

You are using claymore -oldkernels? I had this same problem when i tryed oldkernels setting.

Did you ever figure out what is wrong

I’m getting the exact same big. Please someone help us out.

I had this problem before
solved by switching pci from motheboard bios from gen 1 to gen 2 or auto