HP Serveur lame HP ProLiant BL465c Gen8 - Manual (Page 324)

• Backups obtained for a volume are kept, while the usual backups are obtained for the other two
volumes.
Example of operation using lock functionality and generation management
The following figure shows an example of operation in which a particular copy group is locked.
Figure 94 Example of operation in which a particular copy group is locked
1. Back up the primary volume to secondary volume 1 (generation 1), and then lock copy group 1
(generation 1).
For details about the procedures from backing up generation 1 to locking copy group 1
(generation 1), see “
Locking a copy group ” on page 324.
2. Use secondary volume 2 and secondary volume 3 to perform backup operation.
Use secondary volume 2 and secondary volume 3 to obtain backups for generations 2 and later.
3. Unlock the copy group (generation 1).
When the copy group (generation 1) no longer needs to be locked, or to restore the contents of
secondary volume 1 to the primary volume, unlock the copy group (generation 1).
For details about how to unlock the copy group (generation 1), see “ Unlocking a copy
group ” on page 326.
Locking a copy group
This subsection explains how to lock a copy group after a generation 1 backup is obtained.
Operation for SQL Server databases 324