Hitachi MK-96RD626-07 User Manual page 36

Local Storage System
Internal
Volume
Local Storage System
Internal
Volume
Legend
: Internal volume where the external volume is mapped
: I/O
Figure 2-7
•
When the path mode is Single mode and there is at least one alternate
path in the Standby status
Figure 2-8 shows an example of the case when the path mode is Single
mode, and there are the alternate paths in the Normal status and the
Standby status. Figure 2-9 shows another example of the case when the
path mode is Single mode. In the case of Figure 2-9, there are alternate
paths in the Standby status only.
2-16
Hitachi Universal Storage Platform V/VM Universal Volume Manager User's Guide
External
Path
Port A
Priority 1
External
Path
Port B
Priority 2
External
Path
Port C
Priority 3
External
Path
Port A
Priority 1
External
Path
Port B
Priority 2
External
Path
Port C
Priority 3
When the Path Mode is Single Mode
About Universal Volume Manager Operations
External Storage System
Port
WWN A
Port
External
WWN B
Volume
Port
WWN C
External Storage System
Port
Error
WWN A
Port
External
WWN B
Volume
ボリューム
Port
WWN C
外部