Describe the Bug

Guys i use rivatuner and my game drops to 40fps while the f3 is open and 80-90fps while its closed
my cpu util is 20% and gpu 40% always so whats the problem?

Steps to Reproduce

press f3

Expected Behavior

no lag

Screenshots

No response

Modloader Type

Fabric

Modloader Version

0.5.10

Mod Version

7.0.2

Log Output

No response

Additional Context

No response