How Thin Image Advanced works

Thin Image Advanced User Guide

Version: 9.8.6
Audience: anonymous
Part Number: MK-98RD9033-00

Overview of Thin Image Advanced
About Thin Image Advanced
Workflow for storing Thin Image Advanced snapshot data
Components of Thin Image Advanced
Thin Image Advanced pairs
Volume components
Snapshot tree components
Maximum number of Thin Image Advanced pairs
Consistency and snapshot groups
Snapshot trees
Cascaded pairs
Differences between Thin Image, Thin Image Advanced, and ShadowImage
When a physical failure occurs in a pool to which Thin Image Advanced pairs belong
When a physical failure occurs in a pool to which the ShadowImage P-VOL belongs
When a physical failure occurs in a pool to which the ShadowImage S-VOL belongs
When a pool becomes full
Use cases for Thin Image Advanced and ShadowImage
Software applications for Thin Image Advanced
How Thin Image Advanced works
How Thin Image Advanced uses V-VOLs
How Thin Image Advanced pairs are created
Assigning the MU number when creating a pair
Using snapshot pairs (not cascaded)
Using cascaded pairs
How snapshot data is stored when splitting a pair
How Thin Image Advanced pair status changes
Thin Image Advanced pair status definitions
Thin Image Advanced host access and pair status
Thin Image Advanced pair restoration
How data is copied after splitting pair
Sharing Thin Image Advanced volumes with other software applications
Sharing Thin Image Advanced volumes and Thin Image volumes
Sharing Thin Image Advanced volumes that have Data Retention Utility access attributes
Sharing Thin Image Advanced volumes with Hitachi Volume Migration
Sharing Thin Image Advanced volumes with ShadowImage
Sharing Thin Image Advanced volumes with TrueCopy and Universal Replicator
Volume backup with Thin Image Advanced, TrueCopy, and Universal Replicator in a 3DC multitarget configuration workflow
Volume backup with Thin Image Advanced and Universal Replicator in a 3DC multitarget configuration workflow
Volume backup with Thin Image Advanced and Universal Replicator in a 3DC cascade configuration workflow
Sharing Thin Image Advanced volumes with global-active device
Storage system configuration with Thin Image Advanced and GAD
Consistency group configuration with Thin Image Advanced and GAD
Snapshot group configuration with Thin Image Advanced and GAD
Note on managing Thin Image Advanced pairs when they are shared with global-active device pairs
Sharing Thin Image Advanced volumes with Resource Partition Manager
Sharing Thin Image Advanced volumes with Universal Volume Manager
Sharing Thin Image volumes with dedupe and compression
Sharing Thin Image Advanced and plug-ins
Thin Image Advanced system and planning requirements
Thin Image Advanced system requirements
Thin Image Advanced shared memory requirements
Thin Image Advanced data reduction shared volume requirements
Thin Image Advanced data pool requirements
Thin Image Advanced consistency group requirements
Thin Image Advanced snapshot group requirements
Thin Image Advanced planning requirements
Calculating the number of Thin Image Advanced pairs based on pair tables
Calculating the number of cache management devices
Calculating and assigning pool capacity
Simultaneous processing of multiple Thin Image Advanced pair tasks
Pair operations when pairs are cascaded
Pair operations when no node volume exists
Pair operations when the root volume or a node volume is shared by multiple pairs
Overview of using CCI to run commands through in-band connections
Configuring Thin Image Advanced
Workflow for using Thin Image Advanced
Preparation of volumes for Thin Image Advanced pairs
Migration of data from existing volumes to Thin Image Advanced-compatible volumes
Migrating data to Thin Image Advanced-compatible volumes using ShadowImage
Migrating data to Thin Image Advanced-compatible volumes using Volume Migration
Migrating data to Thin Image Advanced-compatible volumes by copying via a host
Creating Thin Image Advanced-compatible volumes
Changing local replica options that affect Thin Image Advanced performance
Managing Thin Image Advanced pairs
Managing Thin Image Advanced pairs using CCI commands
Parameter ranges for CCI options
Creating Thin Image Advanced pairs
Splitting Thin Image Advanced pairs to store snapshot data
Splitting Thin Image Advanced pairs in a snapshot group one by one
Workflow for storing snapshot data in consistency groups
Storing snapshot data in a snapshot group containing pairs sharing a P-VOL
Notes on storing snapshot data
Using consistency group pair-split with shared volumes
Restoring Thin Image Advanced pairs
Thin Image Advanced pair resynchronization
Pair resynchronization methods
Resynchronizing Thin Image Advanced pairs to delete snapshot data
Deleting snapshot data (resynchronizing pairs)
Deleting Thin Image Advanced pairs
Assigning secondary volumes to Thin Image Advanced pair snapshot data
Releasing assignment of secondary volumes from Thin Image Advanced pair snapshot data
Changing assignment of secondary volumes to Thin Image Advanced pair snapshot data
Monitoring and maintaining Thin Image Advanced
Monitoring pair information
Viewing the number of pairs
Viewing the list of primary volumes
Monitoring consistency groups
Viewing the number of consistency groups
Viewing the list of consistency groups
Viewing consistency group properties
Viewing Thin Image Advanced pair task history
Viewing licensed capacities
Viewing the number of cache management devices
Managing pools and virtual volumes
Expanding the DRS-VOL or DP-VOL capacity while keeping the pair status
Expanding DRS-VOL capacity used in a Thin Image Advanced pair
Expanding DP-VOL capacity when a Thin Image Advanced pair shares the same volume with other software
Viewing snapshot data capacity
Maintaining pairs during storage system maintenance
Switching off the power supply
Power supply and data in shared memory
Troubleshooting Thin Image Advanced
Overview
Troubleshooting the source of SIM codes
Troubleshooting pools, pairs, and volumes related to Thin Image Advanced
Workflow for fixing errors when SIMs related to cache management devices are reported
Calculating the number of remaining cache management devices
Workflow for fixing errors when pool-related SIMs are reported
Workflow for recovering blocked pools
Completing SIMs
Manually completing SIMs
Troubleshooting with Command Control Interface
Troubleshooting the expansion of Thin Image Advanced pair volume capacity
Recovering from failure if one volume capacity used in the Thin Image Advanced pair cannot be expanded
Recovering from failure if one volume capacity used in the Thin Image Advanced pair has been expanded
Resynchronizing Thin Image Advanced pair fails: P-VOL and S-VOL do not match
Re-creating Thin Image Advanced pair fails when recovering from a volume failure
Re-creating Thin Image Advanced pair fails when deleting and creating a volume
Troubleshooting the abnormal end of pool capacity reduction
Resolving host server stoppage and device recognition issues
Thin Image GUI windows and wizards
Replication window
Local Replication window
View Pair Synchronization Rate window
View Pair Properties window
History window
Consistency Group Properties window
Create TI Pairs wizard
Assign Secondary Volumes window
Create TI Pairs confirmation window
Select Pool window
Split Pairs wizard
Split Pairs window
Split Pairs confirmation window
Resync Pairs wizard
Resync Pairs window
Resync Pairs confirmation window
Delete Pairs window
Edit Local Replica Options wizard
Edit Local Replica Options window
Information to know before setting wait time
Edit Local Replica Options confirmation window
TI Pairs window
Assign Secondary Volumes wizard
Assign Secondary Volumes window
Assign Secondary Volumes confirmation window
Remove Secondary Volumes window

This topic explains how Thin Image Advanced works.

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