< > BotCompany Repo | #1018913 // Measure memory size of object array

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

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!7

sclass LenOnly {
  int len;
}

sclass LenPlusClass {
  int len;
  Class c;
}

p {
  print(+isCompressedOOPS());
  int n = 8*oneMegabyte_int();
  
  for (int l = 0; l <= 8; l++) {
    final int _l = l;
    print("new O[" + l + "] => " + exclusive_measureSizeOfObject(n, -> new O[_l]));
  }
  print("LenOnly=" + exclusive_measureSizeOfObject(n, -> new LenOnly));
  print("LenOnly/unsafe=" + unsafe_sizeOf(new LenOnly));
  print("LenPlusClass=" + exclusive_measureSizeOfObject(n, -> new LenPlusClass));
}

Author comment

Began life as a copy of #1017100

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