Guidelines for OpenVMS Cluster Configurations


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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


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