Hitachi ShadowImage for IBM z/OS User"s Guide (T5213-96002, June 2007)

Overview of ShadowImage™ for z/OS
®
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Hitachi ShadowImage™ for IBM® z/OS
®
User’s Guide
Business Benefits
Ensure Business Continuity
• Shortens restart and recovery times with the consistency-group function,
which provides multivolume, point-in-time copies for applications and
databases that share or span multiple volumes
• Reduces recovery from data corruption time dramatically through the
ShadowImage QuickRestore feature, which allows an immediate restore to
a disk-resident, point-in-time data copy
• Replicates large data volumes without having an impact on service levels,
timing out, or affecting performance levels
Improve Productivity and Processes
• Reduces testing and deployment time and increases the accuracy of
application development by providing always-available copies of current
production data
• Increases competitive advantage through the ShadowImage QuickSplit
function by facilitating the sharing of and immediate access to time-critical
information for decision support, populating data warehouses, performing
analysis, or other data-mining operations
• Enables normal backup operations on a copy of up-to-date production data
while critical applications continue to run unaffected
• Simplifies data migration between storage systems Reduce Operational and
Capital Costs
• Allows business to remain online during data center activities, eliminating
the need for 24/7 resources to perform these tasks
• Maximizes the storage infrastructure by leveraging the virtualization
capabilities of the Universal Storage Platform V
• Allows the use of cost-effective storage for enhanced data protection
purposes