This will provide scalability to grow as your business grows/evolves. It provides investment protection by allowing you to add more capacity to your existing system. It is cost-effective since you can increase your disk storage capacity without investing in a new system and can also mix larger capacity drives for more efficiency and cost effectiveness. It lowers your total cost of operations via better resource utilization, mixing larger capacity drives.
Capacities:
2124 72.8GB DISK 8-PACK, 10K RP
2125 DISK EIGHT-PACK - 145.6 GB
Dramatically improve performance in z/OS environment and improve system admin time: By reducing or eliminating IOSQ time on single z/OS or OS/390 images. Parallel Access Volumes provide the ability to eliminate almost all IOSQ time, a major contributor to response time.
Improved backup time: Provides fast data duplication (point in time) capability. Improve your availability: Eliminates the need to stop applications for extended periods to perform backups.
Provides higher availability and business continuity through remote copy - It maintains a current copy of your application data at a remote site. PPRC is a hardware-based disaster recovery solution.