Hewlett Packard Enterprise HPE XP7, User Manual, Page: 82 / 311

Pair
type Pair A
status Pair B
status Operation for pair A
Pair with snapshot attribute Pair with clone
attribute Snapsh
ot /
clone
attribute
commo
n
Create Split Resync Restore Create Split Delete
PSUS SMPL(P
D)
1
N YN N N N N N
PSUS PSUS(S
P)
2
N YN N N N N N
With the
clone
attribute PSUS(S
P) PSUS(S
P)
2
N N N N N YN N
PSUS(S
P) PSUE
2
N N N N N YN N
PSUS(S
P) SMPL(P
D)
2
N N N N N YN N
PSUS(S
P) PSUS
1
N N N N N YN N
Y: Operation successful.
YN: Operation not performed, process terminated.
N: Process terminated abnormally.
Notes
1. Pair B has snapshot attribute.
2. Pair B has clone attribute.
More information
Calculating the number of Fast Snap pairs based on pair tables on page 64
Calculating Fast Snap pairs based on the snapshot estimated manageable capacity on page 64
Calculating Fast Snap pairs based on cache management devices on page 65
Calculating the number of cache management devices on page 66
Calculating the Fast Snap pair capacity for THP pools on page 66
Calculating and assigning pool capacity on page 69
External Storage and external volumes used as pool-VOLs on page 71
Simultaneous processing of multiple Fast Snap pair tasks on page 71
Pair operations when pairs are not cascaded on page 83
Pair operations when a P-VOL is shared by multiple S-VOLs on page 84
Data recovery and backup differences between Fast Snap and Business Copy on page 85
Fast Snap cache management device requirements on page 68
82 Fast Snap system and planning requirements