Guidelines for OpenVMS Cluster Configurations

J
Job controllers
distributed
L
LANs (local area networks)
adapters
connected to LAN paths
multiple
configurations
highly available
multiple paths
multiple-site OpenVMS Cluster #1
multiple-site OpenVMS Cluster #2
reduced utilization
segments
multiple
three in OpenVMS Cluster configuration
two in OpenVMS Cluster configuration
LAT software
for OpenVMS Cluster availability
Layered products
storage requirements
Load balancing
definition
Lock manager
distributed
LOCKDIRWT system parameter
M
Magnetic disks
Managing multiple sites
MCDRIVER
MDR (Modular Data Router) #1
MDR (Modular Data Router) #2
MDR (Modular Data Router) #3
Medium changer device
Memory
adding #1
adding #2
adding on satellites
MEMORY CHANNEL
adapter
addressing
comparison with SMP
comparison with traditional networks
configuration examples
configuration requirements
definition
drivers
features
global writes
hardware
high availability configurations
highly available OpenVMS Cluster system
implementation
in OpenVMS Cluster architecture
memory requirements
NPAGEVIR parameter
page control table
product overview
supported systems
technical overview
throughput
Memory requirements
Migration support
Mixed-architecture OpenVMS Cluster systems #1
Mixed-architecture OpenVMS Cluster systems #2
Mixed-architecture OpenVMS Cluster systems #3
Mixed-version OpenVMS Cluster systems
Modular Data Router
See MDR #1
See MDR #2
See MDR.
MONITOR IO command
isolating hot disks
MONITOR MSCP command
for hot files
Monitor utility
MOP servers
selecting for availability
MPDEV_AFB_INTVL system parameter
MPDEV_D1 system parameter
MPDEV_ENABLE system parameter
MPDEV_LCRETRIES system parameter
MPDEV_POLLER system parameter
MPDEV_REMOTE system parameter
MSCP servers
adding satellites
benefit
dynamic load balancing
I/O overhead
load balancing
read/write ratios
role in OpenVMS Cluster
served packets
MSCP_LOAD system parameter
Multipath SCSI support
See SCSI configurations
Multipath set
Multipath tape support for Fibre Channel configurations
Multiple-site OpenVMS Cluster systems
N
NETNODE_REMOTE.DAT file
NETNODE_UPDATE.COM file
NETPROXY.DAT file #1
NETPROXY.DAT file #2
Networking software
NFS (network file system)
server software
NISCS_MAX_PKTSZ system parameter
Node allocation classes
See Allocation classes
Node count
limited
Nodes
in an OpenVMS Cluster system
NPAGEDYN system parameter
NSR (Network Storage Router) #1
NSR (Network Storage Router) #2
NSR (Network Storage Router) #3
IO FIND_WWID command
IO REPLACE_WWID command
SCSI-LUN
O
OpenVMS Cluster systems
alias
CLUSTER_CONFIG.COM
common environment #1
common environment #2
components
hardware
operating system
software
configurations
general rules
DECnet-Plus requirement
determining business requirements
disaster tolerant
dividing
environmental risks
hardware changes
highly available
hosts, nodes, and computers
installing SCSI
mixed-architecture support
mixed-version support
multipath tape support for Fibre Channel configurations
multiple environments
multiple-environments
benefits
planning for future expansion
remedial kits
SCSI configuration requirements
SCSI hardware configurations
SCSI performance
SCSI storage connected to a single host
SCSI storage connected to multiple hosts
SCSI storage interconnect
security
shared SCSI storage
shared SCSI storage concepts
simple and complex
size and complexity
software changes
TCP/IP requirement
tools and utilities
warranted and migration support
OpenVMS Integrity servers Cluster system
OpenVMS operating system
components
OpenVMS utilities
Monitor utility
Show Cluster utility
Optimizers
disk performance
storage availability
P
Packet sizes
in extended LANs
Page and swap disks
PAGEDYN system parameter
Parameters
See System parameters
Path identifiers
Fibre Channel #1
Fibre Channel #2
Fibre Channel multipath
parallel SCSI
See also Device IDs
Path names
See Path identifiers
Path selection
mounting tape drive
Paths
current #1
current #2
polling
multiple
precedence order
selection
polling
primary
Performance
application
data
Fibre Channel configurations
data transfer rates
SCSI storage
system
Performance requirements
PGx0 SCSI pseudodevice
PMDRIVER #1
PMDRIVER #2
Polling parameters
Port allocation classes
See Allocation classes
Print queues
availability features
sharing clusterwide
Process quotas
increasing
Processor configurations
OpenVMS Cluster system
Processors
availability
characteristics
requirements