Hitachi AMS2100 User Manual page 48

SnapShot
Operation
qCreating pairs
Splitting pairs
Re-synchronizing
pairs
Restoring pairs
Deleting pairs
ShadowImage
Creating pairs
Splitting pairs
Re-synchronizing
Restoring pairs
Deleting pairs
1-28
Hitachi AMS 2000 Family Copy-on-Write SnapShot User Guide
Table 1-10: SnapShot pair operation when LU shared with
P-VOL on ShadowImage and P-VOL on SnapShot (2)
Paired
(Includi
ng
Paired
Synchroni
Internal
zing
y
Synchro
nizing)
x x
Table 1-11: ShadowImage pair operation when LU shared
with S-VOL on ShadowImage and P-VOL on SnapShot (1)
Operation
Paired
x
pairs
SnapShot overview
ShadowImage Pair Status
Reve
rse Split
Sync Split Pendin
hroni g
zing
x
x x
SnapShot Pair Status
Reverse
Synchronizing
x x
x
x
Failure Failure
Failure (Restor (S_VOL
e) Switch)
x x
x
x x
x x
Failure
Split Failure
(Restore)
x x
x
x