Speed up server:

disable_fire = true
pause_fps_max = 15
disable_anticheat = true  <-- supposed to speed up server, default is false
# if users have slow pc make number lower, faster pc's then higher (default 10)
max_simultaneous_block_sends_per_client = 10
# change following to 1000 if you have plenty of bandwidth (default 20)
max_simultaneous_block_sends_server_total = 200
active_block_range = 1
dedicated_server_step = 0.1
server_map_save_interval = 15.3
sqlite_synchronous = 0
default_privs = interact, shout
# 4096 = 100mb memory used for clearingobjects
max_clearobjects_extra_loaded_blocks = 16384
max_simultaneous_block_sends_server_total = 1
max_block_send_distance = 2
max_block_generate_distance = 3
time_send_interval = 3500
viewing_range_nodes_max = 100
client_unload_unused_data_timeout = 300
server_unload_unused_data_timeout = 28
server_map_save_interval = 90
cache_block_before_spawn = true