diag codePerformance: Difference between revisions

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|gr2= Performance Profiling
|gr2= Performance Profiling


|descr= Attempts to run given code with given arguments given number of cycles in unscheduled environment and returns average time it took to run the code as well as actual number of executions performed. The command will return as soon as possible if the tested code is slow and the duration of the command exceeds 1 second. Engine alternative to [[BIS_fnc_codePerformance]]{{Feature|Informative|For security purposes, this command will only run for 1 cycle in MP, unless in-game [[Mission_Editor:_Debug_Console_(Arma_3)|debug console]] is available via [[Description.ext|description.ext]] option or [[Eden]] attribute setting.}}
|descr= Attempts to run given code with given arguments given number of cycles in unscheduled environment and returns average time it took to run the code as well as actual number of executions performed.
The command will return as soon as possible if the tested code is slow and the duration of the command exceeds 1 second.
Engine alternative to [[BIS_fnc_codePerformance]].
 
|mp= For security purposes, this command will only run for 1 cycle in multiplayer, unless in-game [[Arma 3: Debug Console|debug console]] is available via [[Description.ext|description.ext]] option or [[Eden]] attribute setting.


|s1= [[diag_codePerformance]] [code, arguments, cycles]
|s1= [[diag_codePerformance]] [code, arguments, cycles]


|p1= [code, arguments, cycles]: [[Array]]
|p1= code: [[Code]] - code to compare performance
 
|p2= arguments: [[Anything]] - (Optional, default [[nil]]) arguments to pass to the code in _this variable. Default: [[nil]]


|p2= code: [[Code]] - code to compare performance
|p3= cycles: [[Number]] - (Optional, default 100000) wanted number of cycles to run the given code. > 1000 is recommended


|p3= arguments (Optional): [[Anything]] - arguments to pass to the code in _this variable. Default: [[nil]]
|r1= [[Array]] format [duration, cycles], where:
|p4= cycles (Optional): [[Number]] - wanted number of cycles to run the given code. > 1000 is recommended. Default: 100000
|r1= [[Array]] - format [duration, cycles], where:
* duration: [[Number]] - average duration of 1 execution in milliseconds
* duration: [[Number]] - average duration of 1 execution in milliseconds
* cycles: [[Number]] - actual number of cycles executed
* cycles: [[Number]] - actual number of cycles executed


|x1= <code>_result = [[diag_codePerformance]] [{[[private]] _a = 123;}, 0, 10000];</code>
|x1= <code>[[private]] _result = [[diag_codePerformance]] [{ [[private]] _a = 123; }, 0, 10000];</code>


|seealso= [[diag_log]], [[BIS_fnc_codePerformance]], [[Code_Optimisation|Code Optimisation]]
|seealso= [[diag_log]], [[BIS_fnc_codePerformance]], [[Code Optimisation]]
}}
}}

Revision as of 18:31, 24 November 2021

Hover & click on the images for description

Description

Description:
Attempts to run given code with given arguments given number of cycles in unscheduled environment and returns average time it took to run the code as well as actual number of executions performed. The command will return as soon as possible if the tested code is slow and the duration of the command exceeds 1 second. Engine alternative to BIS_fnc_codePerformance.
Multiplayer:
For security purposes, this command will only run for 1 cycle in multiplayer, unless in-game debug console is available via description.ext option or Eden attribute setting.
Groups:
DiagnosticPerformance Profiling

Syntax

Syntax:
diag_codePerformance [code, arguments, cycles]
Parameters:
code: Code - code to compare performance
arguments: Anything - (Optional, default nil) arguments to pass to the code in _this variable. Default: nil
cycles: Number - (Optional, default 100000) wanted number of cycles to run the given code. > 1000 is recommended
Return Value:
Array format [duration, cycles], where:
  • duration: Number - average duration of 1 execution in milliseconds
  • cycles: Number - actual number of cycles executed

Examples

Example 1:
private _result = diag_codePerformance [{ private _a = 123; }, 0, 10000];

Additional Information

See also:
diag_logBIS_fnc_codePerformanceCode Optimisation

Notes

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