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< > BotCompany Repo | #1012109 // Measure size of fairLock (ReentrantLock) - 48 bytes in CompressedOOPS 64 Bit VM

JavaX source code [tags: use-pretranspiled] - run with: x30.jar

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!7

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static int n = 1000000;



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p {



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  O[] array = new O[n];



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  long mem1 = usedMemoryAfterGC();



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  for i over array:



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    array[i] = fairLock();



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  long mem2 = usedMemoryAfterGC();



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  double objSize = (mem2-mem1)/(double) l(array);



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  int rounded = iround(objSize);



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  //long f = guessHashMapSize(tableSize);



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  print("Approximate object size: " + objSize + " => " + rounded + " bytes");



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}



        
Author comment

    
Began life as a copy of #1009433

    
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    Snippet ID:
    #1012109
  

  

    Snippet name:
    Measure size of fairLock (ReentrantLock) - 48 bytes in CompressedOOPS 64 Bit VM
  

    

    Eternal ID of this version:
    #1012109/7
  

  

    Text MD5:
    92dcc6a7917140ddc3a56b660724f9fe
  

    

    Transpilation MD5:
    d56e7130285da63ed984586635324237
  

    

    Author:
    stefan
  

  

    Category:
    javax
  

  

    Type:
    JavaX source code
  

        

    Public (visible to everyone):
    Yes
  

  

    Archived (hidden from active list):
    No
  

  

    Created/modified:
      2017-11-18 16:29:11
  

  

    Source code size:
    402 bytes / 17 lines
  

  

    Pitched / IR pitched:
    No / No
  

    

    Views / Downloads:
    339 / 432
  

      

    Version history:
    6 change(s)
  

    

    Referenced in:
[show references]