The is a web-based and command-line tool used to configure and manage HP Smart Array controllers on Windows Server 2012.
Create, delete, and modify RAID arrays and logical drives directly within the Windows OS without requiring a reboot. Hp Acu Windows 2012
Change the RAID level of a logical drive (e.g., migrating from RAID 1 to RAID 5) to balance performance and redundancy. The is a web-based and command-line tool used
Add new physical disk drives to an existing array to increase storage capacity. Hp Acu Windows 2012
On modern servers (Gen8 and later), the ACU has been officially replaced by the HP Smart Storage Administrator (SSA) , which offers a similar interface with updated design and feature sets. Key Management Features