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292 Storage Center 5.5 System Manager User Guide
Data Instant Replay
Creating Replay Profiles
Non-Consistent and Consistent Replays
A Consistent Replay Profile halts IO to all volumes to which the Replay Profile is attached
until Replays are taken for each volume.
Creating a Non-Consistent Replay Profile
1 From the system tree, select Storage > Replay Profiles.
2 From the shortcut menu, select Create Replay Profile. The Create Replay Profile
window appears.
Figure 229. Create Replay Profile
3 Enter a Replay Profile name or accept the default. Enter any notes (up to 255
characters).
Consistent Replay Profile Non-Consistent Replay Profile
Halts IO across all volumes as a group Halts I/O for each volume independently of other
volumes.
Resource intensive Less resource intensive - depends on the amount
of data written since the previous Replay
Limited to 40 volumes No limit to the number of volumes to which the
Replay Profile is attached
Replays are taken of all volumes simultaneously Choose between Serial (one volume at a time) or
Parallel (all volumes simultaneously)
Can set an Alert if Replays cannot be completed
within a defined time. Replays not completed
before alert is generated are not taken. (This
can lead to incomplete groups of Replays
across volumes.)
All Replays are taken
Can delete incomplete group of Replays All Replays are taken
Can be converted to Non-Consistent Replay
Profile
Can be converted to Consistent Replay Profile
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