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Hitachi Command Control Interface (CCI) User and Reference Guide 101
2.9.1.2 Cascade Function and Configuration Files
A volume of the cascading connection describes entity in a configuration definition file on
the same instance, and classifies connection of volume through the mirror descriptor. In
case of Hitachi TrueCopy/ShadowImage cascading connection, too, the volume entity
describes to a configuration definition file on the same instance. Figure 2.47 shows an
example of this.
HORCM_DEV
#dev_group dev_name port# TargetID LU#MU#
Oradb oradev1 CL1-D 3 0 0
Oradb1 oradev11 CL1-D 3 4 0
Oradb2 oradev21 CL1-D 3 6 0
HORCM_INST
#dev_group ip_address service
Oradb HST1
horcm1
Oradb1 HST1
horcm1
Oradb2 HST1
horcm1
HORCM_DEV
#dev_group dev_name port# TargetID LU# MU#
Oradb oradev1 CL1-D 3 2 0
Oradb1 oradev11 CL1-D 3 2 1
Oradb2 oradev21 CL1-D 3 2 2
HORCM_INST
#dev_group ip_address service
Oradb HST1
horcm0
Oradb1 HST1
horcm0
Oradb2 HST1
horcm0
PVOL
T3L0
ShadowImage
Oradb
MU#0
SVOL
T3L4
MU#0
S/P
VOL
T3L2
ShadowImage
MU#0
MU#1
MU#2
SVOL
T3L6
MU#0
Oradb1
Oradb2
HORCMINST1
HORCMINST0
Figure 2.47 ShadowImage Cascade Connection and Configuration File