A |
/ABORT_VIRTUAL_UNIT qualifier
|
Addressing data
|
recovery from errors
|
ALLOCATE command
|
Allocation classes
|
naming format
|
nonzero
|
ALLOCLASS parameter #1
|
ALLOCLASS parameter #2
|
Assisted copy operations
|
See Copy operations
|
ATM
|
AUTOGEN utility
|
using with MODPARAMS.DAT file
|
Availability
|
achieved by shadow set configurations
|
levels
|
of data
|
performance impacts
|
recovery from failures
|
with write I/O requests
|
B |
Backup operations
|
data consistency requirements
|
database systems
|
guidelines for using shadow set member
|
host-based RAID
|
mapped files
|
multiple shadow sets
|
OpenVMS Cluster operations
|
OpenVMS file system
|
restoring data
|
revalidation of data consistency methods
|
RMS considerations
|
shadow copy as
|
testing
|
using Backup utility
|
virtual cache
|
XFC
|
Backup utility (BACKUP)
|
/IMAGE qualifier
|
revision number
|
standalone
|
restrictions
|
Booting
|
satellite boot devices
|
satellite nodes
|
system disk shadow set
|
C |
CI (computer interconnect)
|
and MSCP server access to shadow sets
|
preventing resource saturation
|
utilized for copy operations
|
/CLUSTER qualifier
|
mounting a shadow set clusterwide
|
Cluster systems
|
MSCP server access to shadow sets
|
CLUSTER_CONFIG.COM command procedure
|
setting shadowing parameters
|
CLUSTER_CONFIG_LAN.COM command procedure
|
setting shadowing parameters
|
Compatibility
|
shadow set members
|
Computer interconnect
|
See CI
|
Configuration of a shadow set
|
cluster with multiple HSJs and star couplers
|
effect on availability
|
examples
|
high-availability local area cluster
|
maximum shadow sets
|
one system with one adapter
|
one system with two host-based adapters
|
OpenVMS Cluster with dual adapters
|
Consistency
|
data
|
ensuring during failures
|
when adding shadow set members
|
Controller errors
|
recovery from
|
Controllers
|
performing DCD commands
|
setting preferred path
|
supporting performance assists
|
using performance assists
|
write log entries
|
Copy assists
|
See Copy operations
|
Copy operations
|
adding a member
|
after a system failure
|
assisted
|
controllers supporting
|
disabling on HSC controller #1
|
disabling on HSC controller #2
|
overview
|
performance
|
setting preferred path
|
BACKUP revision number
|
comparison with minicopy
|
controlling with the SHADOW_MAX_COPY parameter
|
example
|
multiple simultaneous
|
no copy
|
performance of minicopy versus DCD copy
|
proper dismount
|
purpose
|
recovery from system failures
|
transitions in shadow set membership
|
unassisted
|
volume label
|
volume shadowing generation number
|
with merge operation
|
/COPY qualifier
|
Copy threads
|
controlling dynamically
|
controlling with the SHADOW_MAX_COPY parameter
|
referred to in status messages
|
/COPY_SOURCE qualifier
|
Crash dumps
|
shadowed system disk and minicopy
|
written to system disk shadow set
|
D |
Data
|
changing on individual members
|
Data availability
|
See Availability
|
Data consistency
|
when adding shadow set members
|
Data errors
|
recovery from
|
DCD (disk copy data) commands
|
DECnet databases
|
example of a satellite node
|
Devices
|
allocating
|
DECram served device
|
recovery from controller errors
|
recovery from data errors
|
recovery from errors
|
recovery from failures
|
recovery from unit or drive errors
|
SCSI support
|
supported
|
unsupported
|
Digital Storage Architecture
|
See DSA
|
Digital Storage Systems Interconnect
|
See DSSI
|
Disaster tolerant OpenVMS Cluster systems
|
See OpenVMS Cluster systems
|
Disk mirroring
|
Disk volumes
|
initializing
|
Disks
|
compatibility to form a shadow set
|
in Files-11 structure
|
initializing
|
SCSI support
|
DISMOUNT command
|
creating a write bitmap
|
/POLICY qualifier
|
removing a shadow set member
|
required privileges
|
DISMOUNT/FORCE_REMOVAL command
|
Dismounting a shadow set
|
overview
|
with SYS$DISMOU system service
|
Dismounting a shadow set member
|
Displaying shadow set information
|
Dissolving a shadow set
|
with SYS$DISMOU system service
|
Distributing members of shadow sets
|
Distributing shadow sets
|
DOSD (dump off system disk) #1
|
DOSD (dump off system disk) #2
|
use of DUMPSTYLE
|
Drive errors
|
recovery from
|
DSA (Digital Storage Architecture)
|
naming the virtual unit
|
support for compliant hardware
|
DSSI (Digital Storage Systems Interconnect)
|
and MSCP server access to shadow sets
|
DUMPSTYLE system parameter
|
E |
Error messages
|
mount verification
|
OPCOM
|
shadow server
|
system service
|
VOLPROC
|
Errors
|
recovery from
|
Ethernet
|
and MSCP server access to shadow sets
|
Gigabit Ethernet usage
|
preventing resource saturation
|
utilized for copy operations
|