local rr = tonumber(minetest.settings:get("biome_lib_queue_run_ratio")) or -100

biome_lib.queue_run_ratio = 100 - rr
biome_lib.entries_per_step = math.max(-rr, 1)

minetest.register_globalstep(function(dtime)
    if math.random(100) > biome_lib.queue_run_ratio then return end
    for s = 1, biome_lib.entries_per_step do
        biome_lib.generate_block()
    end
end)