Hitachi ShadowImage for IBM z/OS User"s Guide (T5213-96002, June 2007)

About ShadowImage™ for IBM
®
z/OS
®
Operations 2-11
Hitachi ShadowImage™ for IBM
®
z/OS
®
User’s Guide
Legend
: Time flow
: Data
Resync
S-VOL
T-VOL
Duplex
Host
S-VOL
T-VOL
Resynchronized
Write Data
A
ccess permitted
A
ccess inhibited
Host
A
ccess permitted
A
ccess inhibited
Figure 2-6 Forward Pairresync Operations