I’ve looked it up, and Over Budget texture streaming taked from 80 to 105 per cent capasity (it jumps all the time).
I did find some Forced streaming, however, it is mostly with engine textures (so I don’t think it’s normal):
LogContentStreaming: ,100.714,512x256,512x256,512x256,512x256,682,682,682,682,Forced,1000000.000000 sec,1.0,Texture2D /Engine/EngineSky/T_Sky_Clouds_M.T_Sky_Clouds_M
LogContentStreaming: ,100.714,512x512,512x512,512x512,512x512,170,170,170,170,Forced,1000000.000000 sec,1.0,Texture2D /Engine/EngineSky/T_Sky_Stars.T_Sky_Stars
LogContentStreaming: ,101.209,512x512,512x512,512x512,512x512,341,341,341,341,Forced,1000000.000000 sec,1.0,Texture2D /Engine/EngineMaterials/Grid.Grid
LogContentStreaming: ,100.857,2048x2048,2048x2048,2048x2048,2048x2048,2730,2730,2730,2730,Forced,1000000.000000 sec,1.0,Texture2D /Engine/EngineSky/T_Sky_Blue.T_Sky_Blue
LogContentStreaming: ,100.714,512x256,512x256,512x256,512x256,682,682,682,682,Forced,1000000.000000 sec,1.0,Texture2D /Engine/EngineSky/T_Sky_Clouds_M.T_Sky_Clouds_M
LogContentStreaming: ,100.714,512x512,512x512,512x512,512x512,170,170,170,170,Forced,1000000.000000 sec,1.0,Texture2D /Engine/EngineSky/T_Sky_Stars.T_Sky_Stars
Few of forced were my own (around seven or nine), and I’ve disabled streaming… to no result.
Streaming seems to take ten times more capasity then it should (it’s around 1075% for me). And, yes, here’s the dxdiag.