Hitachi ShadowImage In-System Replication Software

Hitachi - Inspire the Next

ShadowImage® In-System Replication

Host-independent, Nondisruptive Volume Replication

  • Provides high-speed, non-disruptive, full volume RAID-protected local mirroring and point-in-time capabilities for Hitachi storage platforms
  • Ideal for either open systems or mainframe environments
  • Enables nearly instant point-in-time recovery from data corruption or data loss compared to non-disk based solutions such as tape- or vault-based recovery

Full Data Replication Solution

Hitachi ShadowImage® In-System Replication software is a non-disruptive, host-independent data replication solution for creating copies of any IT administrator-accessible data within a single Hitachi storage system. ShadowImage also maintains the availability of host applications by enabling backup operations to run concurrently while business or production applications are online.

Also available is optional Hitachi ShadowImage® Compatible Mirroring for IBM®FlashCopy®, which is compatible with the IBM FlashCopy feature and supports data set level copy. ShadowImage Compatible Mirroring for FlashCopy supports both IBM DFSMSdss commands and TSO peer-to-peer remote copy (PPRC) commands. Its operations, including making additional copies, can be performed for the IBM® z/OS® host system.

Learn More about Hitachi ShadowImage

Features and Benefits


  • Provides high-speed, nondisruptive full volume local mirroring technology with quick restore capability
  • Creates RAID-protected point-in-time copies and allows full recovery without effecting live production environments
  • Easily split mirrored data volumes from primary data source without impact to host applications
  • Consistency group function enables replication in unison across multiple data volumes
  • Allows simultaneous splitting of multiple replicated volume pairs


  • Shorten application or database restart and recovery times from data loss with point-in-time copies
  • Allows for creation and cascade of data copies across a single data volume or multiple data volumes
  • Dramatically reduce data recovery time with ShadowImage quick restore feature, which allows an immediate restore to a disk-based recovery point
  • Replicates large data volumes without impacting service levels, timing out or affecting performance levels
  • Facilitates data sharing and migration, when used with Hitachi TrueCopy® or Universal Replicator software, for decision making, testing and development, and data analysis



"… We decided to promote integrated disk management and introduction of internal data replication function."
— Park Kyeong-jeon, IT Manager, Korean Federation of Community Credit Cooperatives (KFCC)

Information Is Innovation

Innovation is the source of change, and information inspires it. Innovate intelligently and you will grow your company, and change the world. Innovate With Information.

Innovation, HDS and You

We partner with leading global corporations, including 82% of Fortune Global 100 companies to develop data into information they use to innovate. Innovate With Information.

Connect With Us

Develop data into useful information and innovation. The right information lets your experts uncover new opportunities for your organization and innovate with information.