Arma 3: Startup Parameters - Revision history

R3vo: /* window */

2025-12-20T15:55:55Z

window

← Older revision		Revision as of 17:55, 20 December 2025
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	arma3_x64.exe -window		arma3_x64.exe -window

	{{ArgTitle\|3\|noWindowBorder\|{{GVI\|arma3\|2.20}}}}		{{ArgTitle\|3\|noWindowBorder\|{{GVI\|arma3\|2.20\|branch=perf}}}}

	Removes the default window border in windowed mode.		Removes the default window border in windowed mode.

	; Example		; Example
	arma3_x64.exe -window -noWindowBorder		arma3_x64.exe -window -noWindowBorder

	=== posX ===		=== posX ===

R3vo: /* Display Options */ Added noWindowBorder

2025-12-20T14:34:29Z

Display Options: Added noWindowBorder

← Older revision		Revision as of 16:34, 20 December 2025
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	; Example		; Example
	arma3_x64.exe -window		arma3_x64.exe -window

			{{ArgTitle\|3\|noWindowBorder\|{{GVI\|arma3\|2.20}}}}

			Removes the default window border in windowed mode.

			; Example
			arma3_x64.exe -window -noWindowBorder

	=== posX ===		=== posX ===
Line 104:		Line 111:
	; Example		; Example
	arma3_x64.exe -adapter=MISSING_AN_EXAMPLE		arma3_x64.exe -adapter=MISSING_AN_EXAMPLE


	== Game Loading Speedup ==		== Game Loading Speedup ==

R3vo: affinity parameters, expanded docs

2025-07-07T15:51:25Z

affinity parameters, expanded docs

← Older revision		Revision as of 17:51, 7 July 2025
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	Set the game's CPU affinity mask ({{Link\|https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setprocessaffinitymask\|Microsoft documentation}}).		Set the game's CPU affinity mask ({{Link\|https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setprocessaffinitymask\|Microsoft documentation}}).
			{{Feature\|informative\|You can use the [https://bitsum.com/tools/cpu-affinity-calculator/ affinity calculator] to calculate the correct mask value.


			To see if the value was applied correctly, check the [[Crash Files\|rpt file]].
			}}

	; Example		; Example
Line 543:		Line 548:

	Set the main thread's CPU affinity mask ({{Link\|https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setprocessaffinitymask\|Microsoft documentation}}).		Set the main thread's CPU affinity mask ({{Link\|https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setprocessaffinitymask\|Microsoft documentation}}).
			{{Feature\|informative\|If the value could '''not''' be applied a message will be logged to the [[Crash Files\|rpt file]].}}

	; Example		; Example

Lou Montana: /* limitFPS */ Fix

2025-06-04T12:31:52Z

limitFPS: Fix

← Older revision		Revision as of 14:31, 4 June 2025
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	== Performance ==		== Performance ==

	~~===~~ limitFPS ~~===~~		{{ArgTitle\|3\|limitFPS\|{{GVI\|arma3\|2.00}}}}

	~~{{GVI\|arma3\|2.00}}~~ Adjusts the FPS limit for the dedicated server/headless client to the specified value. The current default is 50. The available range goes from 5 to 1000.		Adjusts the FPS limit for the dedicated server/headless client to the specified value. The current default is 50. The available range goes from 5 to 1000.

	{{Feature\|informative\|		{{Feature\|informative\|
	The limit ~~won't~~ do anything when ~~you don't get to 50/the set limit at all~~.<br>		The limit does not do anything when it is not reached.<br>
	Higher FPS for a DS/HC network messages sent out more frequently, entities (units/vehicles/projectiles/etc) are simulated more often, as well as AI behavior and vision calculations are done more often.<br>		Higher FPS for a DS/HC network messages sent out more frequently, entities (units/vehicles/projectiles/etc) are simulated more often, as well as AI behavior and vision calculations are done more often.<br>
	The practical impact of a higher fps limit for the DS/HC may or may not noticeable.		The practical impact of a higher fps limit for the DS/HC may or may not noticeable.
	}}		}}

	~~Since {{GVI\|arma3\|2.20}} servers with no players now limit their FPS to 30 (regardless of the -limitFPS parameter setting).~~

	~~{{Feature\|important\|~~		Since {{GVI\|arma3\|2.20}}:
	Since {{GVI\|arma3\|2.20}} also works ~~for~~ clients.~~<br><br>~~		* servers with no players now limit their FPS to 30 (regardless of the {{hl\|-limitFPS}} parameter setting)
			* this setting also works on clients.

			{{Feature\|informative\|
	Aside from more frequent simulation of the different engine parts, for a client more frequent rendering may lead to more fluent graphics/a more smooth visual experience and potentially more precise audio.<br>		Aside from more frequent simulation of the different engine parts, for a client more frequent rendering may lead to more fluent graphics/a more smooth visual experience and potentially more precise audio.<br>
	~~Note:~~ The FPS gets automatically limited in the main menu with ~~<syntaxhighlight lang~~=~~"cpp" inline>~~-world=empty~~</syntaxhighlight>~~ or when windowed mode is unfocused ("tabbed out").		The FPS gets automatically limited in the main menu with {{hl\|1= -world=empty}} or when windowed mode is unfocused ("tabbed out").
	}}		}}

Lou Montana: Fix networkDiagInterval

2025-05-22T21:18:52Z

Fix networkDiagInterval

← Older revision		Revision as of 23:18, 22 May 2025
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	; Example		; Example
	arma3_x64.exe -limitFPS=300		arma3_x64.exe -limitFPS=300

	~~{{ArgTitle\|3\|networkDiagInterval\|{{GVI\|arma3\|1.30}}}}~~

	Polls the status of bandwidth, traffic and similar data every X seconds. Since {{GVI\|arma3\|2.18}} is also logs size and count of [[publicVariable\|public variables]] when using the ''Profiling binary''.

	~~; Example~~
	~~arma3_x64.exe -networkDiagInterval=10~~
	--->		--->

Line 838:		Line 831:
	{{ArgTitle\|3\|networkDiagInterval\|{{GVI\|arma3\|1.30}} {{GVI\|arma3\|prof}}}}		{{ArgTitle\|3\|networkDiagInterval\|{{GVI\|arma3\|1.30}} {{GVI\|arma3\|prof}}}}

	~~Extended netcode diagnostic option. The command-line parameter -networkDiagInterval=X will poll~~ the status of bandwidth, traffic and similar data every X seconds. ~~Also~~ logs size and count of ~~publicVariables~~.		Polls the status of bandwidth, traffic and similar data every X seconds. Since {{GVI\|arma3\|2.18}} it also logs size and count of [[publicVariable\|public variables]] when using the ''Profiling binary''.

	Tells you what type of packages are sent to which clients. Network types are obfuscated, so you can just make out who uses how much bandwidth.		Tells you what type of packages are sent to which clients. Network types are obfuscated, so you can just make out who uses how much bandwidth.

	; Example		; Example
	arma3_x64.exe -networkDiagInterval=5		arma3_x64.exe -networkDiagInterval=5 // seconds between each diagnostics polling

	~~{{hl\|-networkDiagInterval=X}}~~

	~~X is the amount of~~ seconds between each diagnostics polling

	{{Feature\|informative\|		{{Feature\|informative\|

Lou Montana: Add cpuMainThreadAffinity

2025-05-16T14:35:18Z

Add cpuMainThreadAffinity

← Older revision		Revision as of 16:35, 16 May 2025
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	{{ArgTitle\|3\|cpuAffinity\|{{GVI\|arma3\|2.22}}}}		{{ArgTitle\|3\|cpuAffinity\|{{GVI\|arma3\|2.22}}}}

	Set the game ~~processes~~ CPU affinity mask ({{Link\|https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setprocessaffinitymask\|Microsoft documentation}}).		Set the game's CPU affinity mask ({{Link\|https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setprocessaffinitymask\|Microsoft documentation}}).

	; Example		; Example
	arma3_x64.exe -cpuAffinity=0xFF		arma3_x64.exe -cpuAffinity=0xFF

			{{ArgTitle\|3\|cpuMainThreadAffinity\|{{GVI\|arma3\|2.22}}}}

			Set the main thread's CPU affinity mask ({{Link\|https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setprocessaffinitymask\|Microsoft documentation}}).

			; Example
			arma3_x64.exe -cpuMainThreadAffinity=0x01

	=== enableHT ===		=== enableHT ===

Lou Montana: /* exThreads */ use icons instead of 0/1

2025-05-15T18:18:29Z

exThreads: use icons instead of 0/1

← Older revision		Revision as of 20:18, 15 May 2025
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	Geometry and Texture loading (both done by the same thread) are scheduled on different cores outside the main rendering loop at the same time with the main rendering loop.		Geometry and Texture loading (both done by the same thread) are scheduled on different cores outside the main rendering loop at the same time with the main rendering loop.

	{\| class="wikitable sortable valign-top"		{\| class="wikitable sortable valign-top align-center"
	\|+ Ex(tra)threads table		\|+ Ex(tra)threads table
	! Parameter		! Parameter
Line 575:		Line 575:
	\|-		\|-
	! 0		! 0
	\| 0 \|\| 0 \|\| 0		\| {{Icon\|unchecked}} \|\| {{Icon\|unchecked}} \|\| {{Icon\|unchecked}}
	\|-		\|-
	! 1		! 1
	\| 0 \|\| 0 \|\| 1		\| {{Icon\|unchecked}} \|\| {{Icon\|unchecked}} \|\| {{Icon\|checked}}
	\|-		\|-
	! 3		! 3
	\| 0 \|\| 1 \|\| 1		\| {{Icon\|unchecked}} \|\| {{Icon\|checked}} \|\| {{Icon\|checked}}
	\|-		\|-
	! 5		! 5
	\| 1 \|\| 0 \|\| 1		\| {{Icon\|checked}} \|\| {{Icon\|unchecked}} \|\| {{Icon\|checked}}
	\|-		\|-
	! 7		! 7
	\| 1 \|\| 1 \|\| 1		\| {{Icon\|checked}} \|\| {{Icon\|checked}} \|\| {{Icon\|checked}}
	\|-
	\|}		\|}

Lou Montana: /* exThreads */ Fix table

2025-05-15T18:17:08Z

exThreads: Fix table

← Older revision		Revision as of 20:17, 15 May 2025
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	\|+ Ex(tra)threads table		\|+ Ex(tra)threads table
	! Parameter		! Parameter
	! class="unsortable" \| Description		! class="unsortable" colspan="3" \| Description
	\|-		\|-
	! Number !! Geometry loading !! Texture loading !! File operations		! Number !! Geometry loading !! Texture loading !! File operations

Lou Montana: /* enableHT */ Remove

2025-05-15T16:35:57Z

enableHT: Remove

@@ Line 607: / Line 607: @@
 ; Example
   arma3_x64.exe -hugePages
 {{ArgTitle|3|setThreadCharacteristics|{{GVI|arma3|2.10}}}}

Lou Montana: Add cpuAffinity, group enableHT with cpuCount and cpuAffinity

2025-05-15T16:35:16Z

Add cpuAffinity, group enableHT with cpuCount and cpuAffinity

@@ Line 526: / Line 526: @@
   arma3_x64.exe -noCB
-=== CPUCount ===
+=== cpuCount ===
 Change to a number less or equal than numbers of available cores. This will override auto detection (which equate to native cores).
@@ Line 537: / Line 537: @@
 ; Example
   arma3_x64.exe -cpuCount=8
 === exThreads ===