Simple script to create an IO with 20000 children ... `php symfony tools:run 20000_children.php`

20000_children.php

<?php

  $parent = new QubitInformationObject;
  $parent->parentId = QubitInformationObject::ROOT_ID;
  $parent->identifier = "A";
  $parent->indexOnSave = false;
  $parent->save();

  for ($i = 0; $i < 20000; $i++)
  {
    print(".");
    $desc = new QubitInformationObject;
    $desc->parentId = $parent->id;
    $desc->identifier = $i + 1;
    $desc->indexOnSave = false;
    $desc->save();
  }

  print($parent->slug);