← modperf

Stack composer

Started from DayZLegends | PVP/PVE | 10XLoot | WORK IN PROGRES | FRESH WIPE: the 10 mods it publishes to the Steam server browser (as of 2026-10-20), put back into load order — servers publish the list last-loaded first. Mods loaded with -servermod= are never published, so they are not here; add them if you know them.

Your stack in load order, earliest first. Drag a row, or use the arrows, to reorder.

  1. 1 CF
  2. 2 UnlimitedStamina not analyzed
  3. 3 zSpawnSelection
  4. 4 BuildAnywhere_v3
  5. 5 GlobalChatPlus not analyzed
  6. 6 Dabs Framework
  7. 7 RA Base Building
  8. 8 VPPAdminTools
  9. 9 RedFalcon Flight System Heliz
  10. 10 XA Groups & Map (Official) not analyzed
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One Workshop id or URL per line, in load order. Up to 250 mods.

3 of 10 mods not analyzed yet — left out of the composition below. Open a mod's page to request its analysis.
Stall risks

File I/O on hot paths, timers created per event, and per-player-per-frame hooks across the stack. These can stall a frame regardless of the load figure. See all 3 below.

Mods silencing mods
None

Across 21 server-side methods hooked by two or more mods. 1 more on client-only UI classes, listed separately.

Structural load
0.27% of a frame at 100 players

2.720 ms per second, all 7 mods combined. Hook dispatch and timers only — not what the hooks do inside. Methodology.

Who silences whom#

A later-loaded mod overrides a method without super(), so the earlier mod's code on that method — and vanilla's — never runs. Whether that is a bug or the whole point of the mod is the author's call; this shows the structure, not intent.

✓ No server-side conflicts: every method two or more of these mods hook preserves super() end to end.

1 conflict on client-only classes (menus, HUD, notifications) — no server effect
  • NotificationSystem.GetNotificationData — Dabs Framework silences CF

Hot hooks shared across the stack#

The engine calls the last-loaded mod first; each super() hands on to the mod before it, ending at vanilla. Badges show what each mod's override calls inside — that body work, not the chain itself, is what costs frame time.

DayZGame.OnUpdate
every server frame
VPPAdminTools then CF then vanilla
DayZGame.OnRPC
per event
VPPAdminTools sometimes stops here then Dabs Framework then CF sometimes stops here then vanilla
PlayerBase.SetActions
per event
RedFalcon Flight System Heliz then VPPAdminTools then vanilla

Stall risks#

3 places where one mod's code can hold up a frame by itself, whatever the load figure says. Each is a pattern found in the code, not a measurement: how much it costs depends on what the hook does inside. Most severe first, then in load order.

VPPAdminTools
PlayerBase.CommandHandler
about 30× per player per second
Per-player, per-frame hook warning
VPPAdminTools.pbo::4_World\VPPAdminTools\Entities\PlayerBase.c:401
VPPAdminTools
SurvivorBase.EOnFrame
about 30× per player per second
Per-player, per-frame hook warning
VPPAdminTools.pbo::4_World\VPPAdminTools\Entities\SurvivorBase.c:42
VPPAdminTools
SurvivorBase.EOnPostFrame
about 30× per player per second
Per-player, per-frame hook warning
VPPAdminTools.pbo::4_World\VPPAdminTools\Entities\SurvivorBase.c:61

Everything else#

All 21 server-side methods hooked by two or more mods

vanilla → earliest mod → … → latest mod (dispatch enters at the latest). struck = suppressed by a later chain break; ✂ = no super(); "(cond)" = super() only on some paths.

methodtierchain (load order)
ActionConstructor.RegisterActions — vanilla → Dabs Framework → RA Base Building → VPPAdminTools → RedFalcon Flight System Heliz
MissionServer.OnMissionStart T3 vanilla → CF → Dabs Framework → RA Base Building → VPPAdminTools
DayZGame.OnRPC T2 vanilla → CF (cond) → Dabs Framework → VPPAdminTools (cond)
MissionServer.PlayerDisconnected T3 vanilla → CF → Dabs Framework → VPPAdminTools
ModItemRegisterCallbacks.RegisterHeavy — vanilla → CF → RA Base Building → RedFalcon Flight System Heliz
DayZGame.DeferredInit — vanilla → CF → VPPAdminTools
DayZGame.OnEvent — vanilla → CF → Dabs Framework
DayZGame.OnUpdate T0 vanilla → CF → VPPAdminTools
DayZPlayerImplement.ModCommandHandlerBefore — vanilla → RA Base Building → VPPAdminTools
MissionServer.InvokeOnConnect T3 vanilla → CF → Dabs Framework
MissionServer.OnClientDisconnectedEvent T3 vanilla → CF → Dabs Framework
MissionServer.OnClientNewEvent T3 vanilla → CF → zSpawnSelection
MissionServer.OnEvent — vanilla → CF → VPPAdminTools
MissionServer.OnInit T3 vanilla → CF → VPPAdminTools
MissionServer.OnMissionFinish T3 vanilla → CF → VPPAdminTools
ModItemRegisterCallbacks.RegisterOneHanded — vanilla → CF → RA Base Building
PlayerBase.EEKilled T3 vanilla → zSpawnSelection → VPPAdminTools
PlayerBase.Init — vanilla → VPPAdminTools → RedFalcon Flight System Heliz
PlayerBase.OnConnect — vanilla → VPPAdminTools → RedFalcon Flight System Heliz
PlayerBase.SetActions T2 vanilla → VPPAdminTools → RedFalcon Flight System Heliz
PluginManager.Init — vanilla → Dabs Framework → VPPAdminTools
201 methods hooked by only one of these mods

No cross-mod interaction is possible here; a ✂ still means vanilla's behaviour on that method is replaced.

methodtiermod
ActionActivateTrap.OnFinishProgressServer — VPPAdminTools
ActionAttach.ActionCondition T2 RA Base Building
ActionAttach.ActionConditionContinue — RA Base Building (cond)
ActionAttach.IsIconDisabled — RA Base Building ✂
ActionAttach.SetupAction — RA Base Building (cond)
ActionAttachWithSwitch.ActionCondition T2 RA Base Building
ActionAttachWithSwitch.ActionConditionContinue — RA Base Building (cond)
ActionAttachWithSwitch.IsIconDisabled — RA Base Building ✂
ActionAttachWithSwitch.SetupAction — RA Base Building (cond)
ActionCarDoors.ActionCondition T2 RedFalcon Flight System Heliz (cond)
ActionCloseCarDoors.GetDoorAnimationType — RedFalcon Flight System Heliz ✂
ActionDeployObject.ActionCondition T2 RA Base Building
ActionDeployObject.ActionConditionContinue — RA Base Building (cond)
ActionDeployObject.IsIconDisabled — RA Base Building ✂
ActionDeployObject.SetupAction — RA Base Building (cond)
ActionDismantlePartCB.SetCallbackDuration — RA Base Building ✂
ActionDropItem.OnExecuteServer — zSpawnSelection
ActionEnterLadder.Start — RA Base Building
ActionGetOutTransport.OnEndServer — RedFalcon Flight System Heliz (cond)
ActionGetOutTransport.OnStart — RedFalcon Flight System Heliz (cond)
ActionManagerServer.StartDeliveredAction — RedFalcon Flight System Heliz
ActionOpenCarDoors.GetDoorAnimationType — RedFalcon Flight System Heliz ✂
ActionPin.OnStartServer — VPPAdminTools
ActionStartEngine.Can — RedFalcon Flight System Heliz
ActionStopEngine.Can — RedFalcon Flight System Heliz
ActionSwitchLights.ActionCondition T2 RedFalcon Flight System Heliz (cond)
ActionTargetsCursor.CheckRefresherFlagVisibilityEx — RA Base Building ✂
ActionTargetsCursor.SetActionWidget — RA Base Building ✂
ActionTargetsCursor.SetInteractActionIcon — RA Base Building ✂
ActionTargetsCursor.SetItemHealth — RA Base Building ✂
ActionTargetsCursor.SetItemQuantity — RA Base Building ✂
ActionToggleNVG.CanBeUsedInVehicle — RedFalcon Flight System Heliz ✂
ActionTogglePlaceObject.ActionCondition T2 RA Base Building
ActionTogglePlaceObject.IsIconDisabled — RA Base Building ✂
ActionUnpin.OnStartServer — VPPAdminTools
AdvancedCommunication.OnStoreLoad T3 CF
AdvancedCommunication.OnStoreSave T3 CF
AnimalBase.OnStoreLoad T3 CF
AnimalBase.OnStoreSave T3 CF
AreaExposureMdfr.Activate — VPPAdminTools (cond)
AreaExposureMdfr.OnActivate — VPPAdminTools (cond)
BearTrap.CanPlaceInEnemyTerritory — RA Base Building ✂
BoatScript.OnStoreLoad T3 CF
BoatScript.OnStoreSave T3 CF
BuildingBase.OnStoreLoad T3 CF
BuildingBase.OnStoreSave T3 CF
CCTCursor.Can — RedFalcon Flight System Heliz (cond)
CCTCursorNoObject.Can — RedFalcon Flight System Heliz
CCTCursorNoRuinCheck.Can — RedFalcon Flight System Heliz
CCTCursorParent.Can — RedFalcon Flight System Heliz
CCTObject.Can — RedFalcon Flight System Heliz
CCTParent.Can — RedFalcon Flight System Heliz
CCTSurface.Can — RedFalcon Flight System Heliz
CCTTree.Can — RedFalcon Flight System Heliz
CarScript.OnStoreLoad T3 CF
CarScript.OnStoreSave T3 CF
CfgGameplayHandler.GetDisableIsCollidingBBoxCheck — RA Base Building ✂
ChernarusPlusData.WeatherOnBeforeChange — VPPAdminTools
ClaymoreMine.CanPlaceInEnemyTerritory — RA Base Building ✂
ContaminatedTrigger.OnEnterServerEvent — VPPAdminTools (cond)
CraftFenceKit.CanDo — RA Base Building ✂
CraftTerritoryFlagKit.CanDo — RA Base Building ✂
CreditsLoader.GetData — CF ✂
DayZGame.OnInitialize — VPPAdminTools (cond)
DayZGame.OnKeyPress — VPPAdminTools
DayZGame.OnKeyRelease — VPPAdminTools
DayZGame.RegisterProfilesOptions — Dabs Framework
DayZGame.SetMissionPath — Dabs Framework
DayZPlayerImplement.CameraHandler — VPPAdminTools (cond)
DayZPlayerImplement.ModCommandHandlerInside — VPPAdminTools
DayZPlayerImplement.OnStoreLoad T3 CF
DayZPlayerImplement.OnStoreSave T3 CF
DayZPlayerImplementMeleeCombat.HitZoneSelectionRaycastHelper — RA Base Building ✂
DayZPlayerImplementMeleeCombat.Init — RA Base Building
Debug.DestroyAllShapes — Dabs Framework ✂
Debug.DrawArrow — Dabs Framework ✂
Debug.DrawBox — Dabs Framework ✂
Debug.DrawBoxEx — Dabs Framework ✂
Debug.DrawCone — Dabs Framework ✂
Debug.DrawCube — Dabs Framework ✂
Debug.DrawCylinder — Dabs Framework ✂
Debug.DrawLine — Dabs Framework ✂
Debug.DrawLines — Dabs Framework ✂
Debug.DrawSphere — Dabs Framework ✂
DeployableContainer_Base.GetCostToUpkeep — RA Base Building ✂
DrowningMdfr.ActivateCondition — VPPAdminTools (cond)
DrowningMdfr.DeactivateCondition — VPPAdminTools (cond)
DrowningMdfr.OnTick — VPPAdminTools (cond)
EmoteConstructor.RegisterEmotes — Dabs Framework
EmoteDabbing.EmoteCondition — Dabs Framework (cond)
EnochData.WeatherOnBeforeChange — VPPAdminTools
GesturesMenu.GetGestureItems — Dabs Framework
GesturesMenu.OnMenuRelease — Dabs Framework
Grenade_Base.EEHitBy T2 VPPAdminTools
Hammer.SetActions T2 RA Base Building
Hatchet.SetActions T2 RA Base Building
HeadlightH7.EEOnDamageCalculated — RedFalcon Flight System Heliz ✂
HeadlightH7.OnWasAttached — RedFalcon Flight System Heliz
HeadlightH7.OnWasDetached — RedFalcon Flight System Heliz
HelicopterScript.OnStoreLoad T3 CF
HelicopterScript.OnStoreSave T3 CF
Hologram.EvaluateCollision — RA Base Building ✂
Hologram.IsCollidingBBox — RA Base Building ✂
Hologram.PlaceEntity — RA Base Building ✂
Hologram.ProjectionBasedOnParent — RA Base Building (cond)
Hologram.UpdateHologram — RA Base Building
ItemActionsWidget.SetActionWidget — RA Base Building ✂
ItemActionsWidget.SetItemHealth — RA Base Building ✂
ItemBase.EEHealthLevelChanged T2 RA Base Building
ItemBase.EEHitBy T2 RA Base Building
ItemBase.EOnInit T3 zSpawnSelection
ItemBase.GetItemSize — Dabs Framework ✂
ItemBase.OnCEIterate — RA Base Building
ItemBase.OnPlacementComplete — zSpawnSelection
ItemBase.OnStoreLoad T3 CF
ItemBase.OnStoreSave T3 CF
KeybindingElement.Reload — CF
LandMineTrap.CanPlaceInEnemyTerritory — RA Base Building ✂
LandMineTrap.EEHitBy T2 VPPAdminTools
MissionBase.CF_IsLoaded — CF ✂
MissionBase.CreateScriptedMenu — VPPAdminTools
MissionBase.OnInit T3 Dabs Framework
MissionServer.InvokeOnDisconnect T3 CF
MissionServer.OnClientPrepareEvent — CF
MissionServer.OnClientReadyEvent T3 CF
MissionServer.OnClientReconnectEvent T3 CF
MissionServer.OnClientRespawnEvent T3 CF
MissionServer.OnMissionLoaded — CF
MissionServer.OnUpdate T0 CF
ModItemRegisterCallbacks.CustomBoneRemapping — CF
ModItemRegisterCallbacks.RegisterArcheryItem — CF
ModItemRegisterCallbacks.RegisterCustom — CF
ModItemRegisterCallbacks.RegisterEmptyHanded — CF
ModItemRegisterCallbacks.RegisterFireArms — CF
ModItemRegisterCallbacks.RegisterLauncher — CF
ModItemRegisterCallbacks.RegisterPistol — CF
ModItemRegisterCallbacks.RegisterRestrained — CF
ModItemRegisterCallbacks.RegisterSurrender — CF
ModItemRegisterCallbacks.RegisterTwoHanded — CF
ModLoader.GetMods — CF ✂
ModLoader.LoadMods — CF ✂
ModStructure.GetDebugName — CF
ModStructure.GetModActionURL — CF ✂
ModStructure.GetModLogo — CF ✂
ModStructure.GetModLogoOver — CF ✂
ModStructure.GetModLogoSmall — CF ✂
ModStructure.GetModName — CF ✂
ModStructure.GetModOverview — CF ✂
ModStructure.GetModToltip — CF ✂
MotorbikeScript.OnStoreLoad T3 CF
MotorbikeScript.OnStoreSave T3 CF
NotificationRuntimeData.GetIcon — CF ✂
NotificationRuntimeData.GetTitleText — CF ✂
NotificationUI.AddNotification — CF
NotificationUI.RemoveNotification — CF
NotificationUI.UpdateTargetHeight — CF
OptionsMenuGame.Apply — VPPAdminTools
OptionsMenuGame.IsChanged — VPPAdminTools (cond)
OptionsMenuGame.Revert — VPPAdminTools
OptionsMenuGame.SetOptions — VPPAdminTools
Paper.SetActions T2 RA Base Building
Pickaxe.SetActions T2 RedFalcon Flight System Heliz
PlayerBase.CanBeTargetedByAI — VPPAdminTools (cond)
PlayerBase.CommandHandler T1 VPPAdminTools
PlayerBase.GetActions — Dabs Framework ✂
PlayerBase.IsInVehicle — RedFalcon Flight System Heliz (cond)
PlayerBase.ModCommandHandlerInside — RedFalcon Flight System Heliz
PlayerBase.OnCommandLadderFinish — RA Base Building
PlayerBase.OnDrawOptics2D — VPPAdminTools (cond)
PlayerBase.OnInputUserDataProcess — RedFalcon Flight System Heliz
PlayerBase.OnPlayerLoaded — RA Base Building
PlayerBase.OnRPC T2 VPPAdminTools
PlayerBase.OnRaiseChanged — RA Base Building
PlayerBase.OnReconnect — RedFalcon Flight System Heliz
PlayerBase.OnSelectPlayer — CF
PlayerBase.OnStoreLoadLifespan — CF (cond)
PlayerBase.OnVariablesSynchronized T2 VPPAdminTools
PlayerBase.OnVehicleSeatDriverEnter — RedFalcon Flight System Heliz
Pliers.SetActions T2 RA Base Building
PluginAdminLog.PlayerHitBy — VPPAdminTools (cond)
PluginAdminLog.PlayerKilled — VPPAdminTools (cond)
PluginDiagMenu.OnRPC T2 Dabs Framework
PluginDiagMenuClient.RegisterModdedDiags — Dabs Framework
PluginRecipesManagerBase.RegisterRecipies — RA Base Building
PunchedCard.SetActions T2 RA Base Building
Screwdriver.SetActions T2 RA Base Building
SledgeHammer.SetActions T2 RedFalcon Flight System Heliz
StandardActionInput.UpdatePossibleActions — RedFalcon Flight System Heliz
SurvivorBase.CanJump — VPPAdminTools
SurvivorBase.EOnFrame T1 VPPAdminTools ✂
SurvivorBase.EOnPostFrame T1 VPPAdminTools
TentBase.GetCostToUpkeep — RA Base Building ✂
TransferValues.SendValue — VPPAdminTools
TrapBase.OnPlacementComplete — VPPAdminTools
TripwireTrap.CanPlaceInEnemyTerritory — RA Base Building ✂
VPPAdminHud.DefineButtons — VPPAdminTools
VPPContextActionManager.RegisterActions — VPPAdminTools
VPPContextActionManager.RegisterProviders — VPPAdminTools
Weapon_Base.EEFired — VPPAdminTools
ZombieBase.OnStoreLoad T3 CF
ZombieBase.OnStoreSave T3 CF

29 methods on client-only classes are not shown: a dedicated server never runs them.

Reading this page.

A conflict shows that code is skipped, not that an author made a mistake — overhaul mods replace systems on purpose. Long chains are cheap: one link costs about 25 ns per dispatch. What costs frame time is the work inside each hook, which is why the badges are there. Everything here comes from the mods' code alone; nothing was measured on a server. Methodology.