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config/servercore/config.yml

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+# The main configuration file for ServerCore.
+# Most of these settings can be reloaded without restarting using /servercore reload.
+
+# Most miscellaneous feature toggles.
+features:
+  # Stops the server from loading spawn chunks.
+  disable-spawn-chunks: false
+  # Prevents lagspikes caused by players moving into unloaded chunks.
+  prevent-moving-into-unloaded-chunks: false
+  # The amount of seconds between auto-saves when /save-on is active.
+  autosave-interval-seconds: 300
+  # The fraction that decides the chance of experience orbs being able to merge with each other. (1 = 100%, 40 = 2.5%)
+  # Note that just like in vanilla, experience orbs will still need to be of the same size to actually merge.
+  xp-merge-fraction: 40
+  # The radius in blocks that experience orbs will merge at.
+  xp-merge-radius: 0.5
+  # The radius in blocks that items will merge at.
+  item-merge-radius: 0.5
+  lobotomize-villagers:
+    # Makes villagers tick less often if they are stuck in a 1x1 space.
+    enabled: false
+    # Decides the interval in between villager ticks when lobotomized.
+    tick-interval: 20
+
+
+# Automatically modifies dynamic settings based on the server performance.
+dynamic:
+  # Enables dynamic performance checks.
+  enabled: false
+  # The average MSPT to target.
+  target-mspt: 35
+  # The settings that will be decreased when the server is overloaded, in the specified order.
+  # Removing a setting from the list will disable it.
+  # ► max = The maximum value the server will increase the setting to.
+  # ► min = The minimum value the server will decrease the setting to.
+  # ► increment = The amount the setting will be increased or decreased by.
+  # ► interval = The amount of seconds between each check to increase or decrease.
+  dynamic-settings:
+    - setting: 'CHUNK_TICK_DISTANCE'
+      max: 10
+      min: 2
+      increment: 1
+      interval: 15
+
+    - setting: 'MOBCAP_PERCENTAGE'
+      max: 100
+      min: 30
+      increment: 10
+      interval: 15
+
+    - setting: 'SIMULATION_DISTANCE'
+      max: 10
+      min: 2
+      increment: 1
+      interval: 15
+
+    - setting: 'VIEW_DISTANCE'
+      max: 10
+      min: 2
+      increment: 1
+      interval: 150
+
+
+# A special mobcap that only affects the breeding of animals and villagers.
+breeding-cap:
+  # Enables breeding caps.
+  enabled: false
+  # The breeding cap for villagers.
+  # ► limit = The limit of mobs of the same type within range. Setting this to negative will disable the breeding cap.
+  # ► range = The range it will check for entities of the same type.
+  villagers:
+    limit: 32
+    range: 64
+
+  # The breeding cap for animals.
+  # Note that this cap only checks for animals of the same type.
+  # If the limit is 32 you can still breed 32 cows and 32 pigs next to each other.
+  animals:
+    limit: 32
+    range: 64
+
+
+# Gives more control over mob spawning.
+mob-spawning:
+  # Mobcap settings for zombie reinforcements.
+  # ► enforce-mobcaps = Whether to enforce mobcaps for this type of mobspawning.
+  # ► mobcap-modifier = The modifier to apply to this enforced mobcap. This modifier only affects this type of mobspawning.
+  # Since these mobspawns normally wouldn't be affected by the mobcap, you might want to allow them to spawn a bit over it.
+  zombie-reinforcements:
+    enforce-mobcap: false
+    mobcap-modifier: 1.5
+
+  # Mobcap settings for zombified piglin spawning from nether portal random ticks.
+  nether-portal-randomticks:
+    enforce-mobcap: false
+    mobcap-modifier: 1.5
+
+  # Mobcap settings for mobs spawned from monster spawners.
+  monster-spawners:
+    enforce-mobcap: false
+    mobcap-modifier: 1.5
+
+  # A list of mob categories with their respective mobcap and spawn interval.
+  # ► category = The vanilla spawn category.
+  # ► mobcap = The maximum amount of entities in the same category that can spawn near a player.
+  # ► spawn-interval = The interval between spawn attempts in ticks. Higher values mean less frequent spawn attempts.
+  categories:
+    - category: 'MONSTER'
+      mobcap: 70
+      spawn-interval: 1
+
+    - category: 'CREATURE'
+      mobcap: 10
+      spawn-interval: 400
+
+    - category: 'AMBIENT'
+      mobcap: 15
+      spawn-interval: 1
+
+    - category: 'AXOLOTLS'
+      mobcap: 5
+      spawn-interval: 1
+
+    - category: 'UNDERGROUND_WATER_CREATURE'
+      mobcap: 5
+      spawn-interval: 1
+
+    - category: 'WATER_CREATURE'
+      mobcap: 5
+      spawn-interval: 1
+
+    - category: 'WATER_AMBIENT'
+      mobcap: 20
+      spawn-interval: 1
+
+
+# Settings for commands and their formatting.
+commands:
+  # Enables the /servercore status command.
+  status-enabled: true
+  # Enables the /mobcaps command.
+  mobcaps-enabled: true
+  colors:
+    # The colors used in command feedback. You can use hex codes or minecraft legacy color names.
+    # The primary color is the most used color in command feedback.
+    primary: 'dark_aqua'
+    # The secondary color is used for highlighting important information, like values.
+    secondary: 'green'
+    # The tertiary color is mostly used for text in titles.
+    tertiary: 'aqua'
+
+
+# Activation range can drastically reduce the amount of lag caused by ticking entities.
+# It does this by cleverly skipping certain entity ticks based on the distance to players and other factors, like immunity checks.
+# Immunity checks determine whether an entity should be ticked even when it's outside the activation range, like for example when it is falling or takes damage.
+# Note: while this is a very powerful feature, it can still slow down mobfarms and break very specific technical contraptions.
+activation-range:
+  # Enables activation range.
+  enabled: false
+  # Briefly ticks entities newly added to the world for 10 seconds (includes both spawning and loading).
+  # This gives them a chance to properly immunize when they are spawned if they should be. Can be helpful for mobfarms.
+  tick-new-entities: true
+  # Enables vertical range checks. By default, activation ranges only work horizontally.
+  # This can greatly improve performance on taller worlds, but might break a few very specific ai-based mobfarms.
+  use-vertical-range: false
+  # Skips 1/4th of entity ticks whilst not immune.
+  # This affects entities that are within the activation range, but not immune (for example by falling or being in water).
+  skip-non-immune: false
+  # Allows villagers to tick regardless of the activation range when panicking.
+  villager-tick-panic: true
+  # The time in seconds that a villager needs to be inactive for before obtaining work immunity (if it has work tasks).
+  villager-work-immunity-after: 20
+  # The amount of ticks an inactive villager will wake up for when it has work immunity.
+  villager-work-immunity-for: 20
+  # A list of entity types that should be excluded from activation range checks.
+  excluded-entity-types:
+    - 'minecraft:hopper_minecart'
+    - 'minecraft:warden'
+    - 'minecraft:ghast'
+  # The activation type that will get assigned to any entity that doesn't have a custom activation type.
+  # ► activation-range = The range an entity is required to be in from a player to be activated.
+  # ► tick-interval = The interval between 'active' ticks whilst the entity is inactive. Negative values will disable these active ticks.
+  # ► wakeup-interval = The interval between inactive entity wakeups in seconds.
+  # ► extra-height-up = Allows entities to be ticked when far above the player when vertical range is in use.
+  # ► extra-height-down = Allows entities to be ticked when far below the player when vertical range is in use.
+  default-activation-type:
+    activation-range: 16
+    tick-interval: 20
+    wakeup-interval: -1
+    extra-height-up: false
+    extra-height-down: false
+
+  # A list of custom activation types.
+  # ► name = The name of the activation type.
+  # ► entity-matcher = A list of conditions to filter entities. Only one of these conditions needs to be met for an entity to match.
+  # ► If an entity matches multiple activation types, the one highest in the list will be used. The conditions accept the following formats:
+  #   - Entity type matching    |   Uses the entity type's identifier.  |  'minecraft:zombie' matches zombies, but for example not husks or drowned.
+  #   - Typeof class matching   |   Uses the 'typeof:' prefix.          |  'typeof:monster' matches all monsters.
+  # ► Available typeof classes: mob, monster, raider, neutral, ambient, animal, water_animal, flying_animal, flying_monster, villager.
+  custom-activation-types:
+    - name: 'raider'
+      activation-range: 48
+      tick-interval: 20
+      wakeup-interval: 20
+      extra-height-up: true
+      extra-height-down: false
+      entity-matcher:
+        - 'typeof:raider'
+
+    - name: 'water'
+      activation-range: 16
+      tick-interval: 20
+      wakeup-interval: 60
+      extra-height-up: false
+      extra-height-down: false
+      entity-matcher:
+        - 'typeof:water_animal'
+
+    - name: 'villager'
+      activation-range: 16
+      tick-interval: 20
+      wakeup-interval: 30
+      extra-height-up: false
+      extra-height-down: false
+      entity-matcher:
+        - 'typeof:villager'
+
+    - name: 'zombie'
+      activation-range: 16
+      tick-interval: 20
+      wakeup-interval: 20
+      extra-height-up: true
+      extra-height-down: false
+      entity-matcher:
+        - 'minecraft:zombie'
+        - 'minecraft:husk'
+
+    - name: 'monster-below'
+      activation-range: 32
+      tick-interval: 20
+      wakeup-interval: 20
+      extra-height-up: true
+      extra-height-down: true
+      entity-matcher:
+        - 'minecraft:creeper'
+        - 'minecraft:slime'
+        - 'minecraft:magma_cube'
+        - 'minecraft:hoglin'
+
+    - name: 'flying-monster'
+      activation-range: 48
+      tick-interval: 20
+      wakeup-interval: 20
+      extra-height-up: true
+      extra-height-down: false
+      entity-matcher:
+        - 'minecraft:ghast'
+        - 'minecraft:phantom'
+
+    - name: 'monster'
+      activation-range: 32
+      tick-interval: 20
+      wakeup-interval: 20
+      extra-height-up: true
+      extra-height-down: false
+      entity-matcher:
+        - 'typeof:monster'
+
+    - name: 'animal'
+      activation-range: 16
+      tick-interval: 20
+      wakeup-interval: 60
+      extra-height-up: false
+      extra-height-down: false
+      entity-matcher:
+        - 'typeof:animal'
+        - 'typeof:ambient'
+
+    - name: 'creature'
+      activation-range: 24
+      tick-interval: 20
+      wakeup-interval: 30
+      extra-height-up: false
+      extra-height-down: false
+      entity-matcher:
+        - 'typeof:mob'
+
+

config/servercore/optimizations.yml

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+# Allows you to toggle specific optimizations that don't have full vanilla parity.
+# These settings will only take effect after server restarts.
+
+# Prevents many different lagspikes caused by loading chunks synchronously.
+# This for example causes maps to only update loaded chunks, which depending on the viewdistance can be a smaller radius than vanilla.
+reduce-sync-loads: true
+# Can significantly reduce the time spent on chunk iteration by caching ticking chunks every second.
+# This is especially useful for servers with a high playercount and / or viewdistance.
+# Note: The list of ticking chunks is only updated every second, rather than every tick (but that is very unlikely to matter).
+cache-ticking-chunks: true
+# Can significantly reduce time spent on mobspawning, but isn't as accurate as vanilla on biome borders.
+# This may cause mobs from another biome to spawn a few blocks across a biome border (this does not affect structure spawning!).
+fast-biome-lookups: false
+# Fluid random ticks, like lava spreading fire, are run twice each game tick.
+# Enabling this will cancel the 'duplicate' second fluid tick, but this may cause slight behavior changes.
+cancel-duplicate-fluid-ticks: false