notebooks/200__monitor_and_manage/203__alerts/notebook-pvc-usage/fill-notebook-pvc-to-complete-100.ipynb

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    "import os\n",
    "import shutil\n",
    "import math\n",
    "\n",
    "#\n",
    "# Fill the notebook PVC slightly over 99% of its capacity\n",
    "#\n",
    "\n",
    "percent_to_fill = 100\n",
    "path = '/opt/app-root/src'\n",
    "\n",
    "def fill_disk(pvc_fill_size):\n",
    "    \n",
    "    file_size      =    500 * 1024 * 1024\n",
    "    \n",
    "    for i in range(pvc_fill_size // file_size):\n",
    "        filename = 'test-pvc-{}.tmp'.format(i) \n",
    "        with open(filename, 'wb') as fout:\n",
    "            fout.write(os.urandom(file_size))\n",
    "        \n",
    "    if (pvc_fill_size % file_size) > 0:\n",
    "        filename = 'test-pvc-remaining.tmp'.format(i) \n",
    "        with open(filename, 'wb') as fout:\n",
    "            fout.write(os.urandom(pvc_fill_size % file_size))\n",
    "            \n",
    "# Calcule size to fill\n",
    "disk_usage = shutil.disk_usage(path) \n",
    "fill_size  = math.trunc((disk_usage.total * (percent_to_fill / 100)) - disk_usage.used)\n",
    "\n",
    "if fill_size > 0:\n",
    "    print('Disk info:    {}'.format(disk_usage))\n",
    "    print('Size to fill: {}'.format(fill_size))    \n",
    "    fill_disk(fill_size)"
   ]
  }
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