* Some messages about the cache for example, with indentation level 0 break the parsing.
I ignore line indentation if indentation level and line dont match REGEXP_CONTROLLER_HP.
```bash
DC1|server-01:~# hpacucli ctrl all show detail
Smart Array P244br in Slot 0 (Embedded)
A cache backup failure has occurred. Please execute the "reenablecache" command
to enable the cache. Your controller may require a reboot after the operation
to complete the cache recovery process.
Bus Interface: PCI
Slot: 0
Serial Number: PDZVU0WLM241FP
Cache Serial Number: PDZVU0WLM241FP
RAID 6 (ADG) Status: Enabled
Controller Status: OK
Hardware Revision: B
Firmware Version: 7.00-0
...
```
* Remove whitespace
683e6cacb1