Hitachi Virtual Storage Platform, Руководство пользователя и справочник

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Functional and Operational Characteristics
2–23
Hitachi VSP User and Reference Guide
548 TrueCopy for
Mainframe,
Universal
Replicator for
Mainframe, or
ShadowImage
for Mainframe
from BCM This option prevents pair operations of TCz, URz, or
SIz via Command Device online.
Mode 548 = ON:
Pair operations of TC for z/OS, UR for z/OS, or SI for
z/OS via online Command Device are not available.
SSB=0x64fb is output.
Mode 548 = OFF:
Pair operations of TC for z/OS, UR for z/OS, or SI for
z/OS via online Command Device are available. SIM
is output.
Note:
1. When Command Device is used online, if a
script containing an operation via Command
Device has been executed, the script may stop
if this option is set to ON. As described in the
BCM user’s guide, the script must be performed
with Command Device offline.
2. This option is applied to operations from BCM
that is operated on MVS.
556 Open Prevents an error code from being set in the 8 -
11th bytes in the standard 16-byte sense byte.
Mode 556 = ON:
An error code is not set in the 8 - 11th bytes in the
standard 16-byte sense byte.
Mode 556 = OFF (default):
An error code is set in the 8 - 11th bytes in the
standard 16-byte sense byte.
OFF MCU/RCU
561 ShadowImage,
Universal
Volume
Manager Allows Quick Restore for external volumes with
different Cache Mode settings.
Mode 561 = ON:
Quick Restore for external volumes with different
Cache Mode settings is prevented.
Mode 561 = OFF (default):
Quick Restore for external volumes with different
Cache Mode settings is allowed.
OFF MCU/RCU
Mode Category Description Default MCU/RCU