Dynamic Root Disk (DRD) Overview

Maintenance (slide 2 of 3)
DRD use case
7
1. Original system image is active
2. Create a clone of the original system image
(drd clone)
3. When complete, two copies of system image
exist (drd status)
4. Modify inactive image to reach desired state
– install patches & products (drd runcmd
swinstall)
5. When modification completes, have an
unmodified original image and a modified
clone
6. Synchronize files from the active image to the
clone – password files, log files, etc. (drd sync)
Modified clone
Apply patches
& products
Active
sync
The orange lightning bolt identifies increased feature support for 11i v3;
in this case, product installation on a clone is supported only on 11i v3,
with patch installation supported on 11i v3 and 11i v2