Enabled option "Biome Blend" causes lag spikes when cutting tree trunk❓ and when leaves decay. The higher blend the worse lags. No lag if option disabled.
Environment
OS: Windows 10 Pro 1809 17763.529
Java: 1.8.0_51 64bit
Video: GeForce GTX 960M
CPU: 8x Intel (R) Core (TM) i7-6700HQ 2.60GHz
RAM: 16G
Duplicate of MC-133877