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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_l32ahs6bpgnoootrhia14p30ql, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
scope guessDeepObjectSize_debug.

sclass #Path {
  O parentObject;
  Field field;
  Path parent;
  
  *(O *parentObject, Field *field, Path *parent) {}
  
  toString {
    ret (parent == null ? "" : parent + " -> ") + field;
  }
}

sclass OnStack {
  O object;
  Path path; // how we got to this object
  
  *(O *object, Path *path) {}
}

sclass #Data {
  long size;
  new L<OnStack> stack;
  Set seen = identityHashSet(); // add objects here to ignore them
  Set<Field> fieldsToIgnore;
  Set<S> realmsToIgnore;
}

static long guessDeepObjectSize_debug(O o) {
  if (o == null) ret 0;
  ret guessDeepObjectSize_debug(new Data, o);
}

static long guessDeepObjectSize_debug(Data data, O o) {
  if (o == null) ret 0;
  data.stack.add(OnStack(o, null));
  while ping (nempty(data.stack)) {
    #step(data, popLast(data.stack));
  }
  ret data.size;
}

svoid #step(guessDeepObjectSize_recursive_Data data, OnStack os) {
  O o = os.object;
  if (!data.seen.add(o)) ret;
  if (o instanceof Component) ret; // skipping AWT for now
  if (o instanceof Thread) ret;
  
  if (data.realmsToIgnore != null && contains(data.realmsToIgnore, getRealm(o))) ret;
  
  if (o instanceof Class) ret;

  if (isArray(o)) {
    int len;
    if (o instanceof O[]) {
      len = unsafe_sizeOf(o);
      for (O x : (O[]) o)
        if (x != null && !data.seen.contains(x)) data.stack.add(x);
    } else
      len = inMemorySizeOfPrimitiveArray(o);
    data.size += len;
    ret;
  }
  
  data.size += unsafe_sizeOf(o);
  
  if (o instanceof WeakReference) ret;
  
  try {
    for (Field f : nonStaticNonPrimitiveFieldObjects(o)) {
      if (contains(data.fieldsToIgnore, f)) continue;
      O x = f.get(o);
      if (x != null && !data.seen.contains(x)) {
        data.stack.add(OnStack(x, Path(o, f, os.path));
      }
    }
  } catch e {
    print("Error estimating object size: " + os.path + " - " + e);
  }

  //fail("can't handle object type: " + className(o));
}

end scope