Thought it might be interesting to post the tuning results of changing the -dcri option on Claymore 11.0 (mode 1 / ETH Only mining).
CardsL 9 x AMD RX 580 8Mb



In this case the dcri tuning tool suggested to use:
-dcri 7,7,7,6,9,8,8,7,7
as best dcri settings for the mining.