Read Disk data

Example response

{
  "data": [
    {
      "device": "/dev/sda1",
      "mountpoint": "/home",
      "total_bytes": 1099511627776,
      "free_bytes": 549755813888,
      "used_bytes": 549755813888,
      "usage_percent": 50,
      "total_inodes": 1000000,
      "free_inodes": 500000,
      "used_inodes": 500000,
      "inodes_usage_percent": 50,
      "read_bytes": 1024000,
      "write_bytes": 512000,
      "read_time": 1000,
      "write_time": 500
    }
  ],
  "errors": [
    {
      "metric": [
        "cpu.temperature"
      ]
    }
  ]
}