HP 431958-B21 146 GB 10K SAS 2.5 Internal Hard Drive

This hard drive provides a two in one solution where one can connect either directly ,shared or apply both within your blade system.it delivers direct attached storage for c-Class Gen 8 blade servers,supporting up to twelve hot plug small form factor (SFF) SAS or SATA Midline hard disk drives or SAS/SATA SSDs. The enclosure back plane provides a PCI Express
connection to the adjacent c-Class server blade enabling high performance storage access without any additional cables.it also
features an onboard Smart Array P420i controller with 2GB flash-backed write cache, for increased performance and data protection.for sharing you can use the HP store virtual VSA software that turns the D2220sb into an iSCSI SAN for use by all servers within and any server on the network.HP StoreVirtual VSAturns the D2220sb into a scalable and robust iSCSI SAN, featuring storage clustering with pros like scalability, Network RAID for storage failover,thin provisioning, snapshots, remote replication, and cloning among many more