Document revision date: 19 July 1999
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[OpenVMS documentation]

Guidelines for OpenVMS Cluster Configurations


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O
OpenVMS Cluster systems
    alias
    benefits
    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
    multiple environments
    multiple-environments
        benefits
    planning for future expansion
    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 concepts
    simple and complex
    size and complexity
    software changes
    tools and utilities
OpenVMS Management Station
OpenVMS operating system
    components
    multiple versions in an OpenVMS Cluster
OpenVMS utilities
    Monitor utility
    Show Cluster utility
Optimizers
    disk performance
    storage availability
Oracle® software
P
Packet loss
    on extended LANs
Packet sizes
    in extended LANs
Page and swap disks
PAGEDYN system parameter
Parameters
    setting SCSI
Path identifiers
    Fibre Channel #1
    Fibre Channel #2
    Fibre Channel multipath
    parallel SCSI
    See also Device IDs
Path names
    See Path identifiers
Paths
    current #1
    current #2
        polling
    multiple
        precedence order
        selection
    polling
    primary
PATHWORKS
PEDRIVER
    congestion control
Performance
    application
    data transfer rates
    SCSI storage
    system
    tape
    tertiary storage
Performance requirements
Peripheral devices
PMDRIVER #1
PMDRIVER #2
Polling
    paths
Polling parameters
Polling timers
POLYCENTER Capacity Planner #1
POLYCENTER Capacity Planner #2
POLYCENTER management software
Port allocation classes
    See Allocation classes
Print queues
    availability features
    sharing clusterwide
Process quotas
    increasing
Processor configurations
    OpenVMS Cluster system
Processors
    availability
    characteristics
    requirements
Propagation delays
    in extended LANs
Q
QDSKINTERVAL system parameter
QMAN$MASTER.DAT file #1
QMAN$MASTER.DAT file #2
QMAN$MASTER.DAT file #3
Queue managers
    multiple
Queuing delays
    in extended LANs
Quorum
    definition
Quorum disk
    strategies
    watchers
R
RAID (redundant arrays of independent disks)
    disk striping (level 0) #1
    disk striping (level 0) #2
    disk striping (level 0) #3
    disk striping (level 0) #4
    disk striping (level 0)
        hot files
    disk striping with parity (level 5)
    SCSI storage
    volume shadowing (level 1)
Read/write ratio
    I/O throughput
RECNXINTERVL system parameter #1
RECNXINTERVL system parameter #2
Redundancy
    backup copies
    boot servers
    CI
    components #1
    components #2
    data
    disks
    Ethernet bridges
    Ethernet segments
    I/O paths
    interconnects
    LAN adapters
    scaling
    system disk
Redundant arrays of independent disks
    See RAID
Reliability
    hardware
Reliable Transaction Router
Requirements
    Bellcore Communications Research
    OpenVMS Cluster
Resources
    availability consideration
    sharing
Retransmission timeout rate
RIGHTSLIST.DAT file
Ring latency
    calculating
RMS
    role in OpenVMS Cluster
Roots
    system
S
Satellite OpenVMS Cluster systems
    highly available
Satellites
    definition #1
    definition #2
    proximity to servers
Scalability
    alternative capabilities
    definition
    growth dimensions
    I/Os
    in CI OpenVMS Cluster systems
    in DSSI OpenVMS Cluster systems
    in MEMORY CHANNEL OpenVMS Cluster systems
    in OpenVMS Cluster systems with satellites
    in SCSI OpenVMS Cluster systems
    planning an OpenVMS Cluster
    processing and storage
    processor capacity
    requirements
    strategies for achieving
SCS (System Communications Services)
    role in OpenVMS Cluster
SCSI bus
    See SCSI interconnect
SCSI configurations
    configuring device IDs
    configuring SCSI node IDs
    configuring with CLUSTER_CONFIG.COM
    fast-wide OpenVMS Cluster
    four-node Ultra SCSI OpenVMS Cluster
    hardware
        add-on SCSI adapters
        BA350/BA353 StorageWorks enclosures
        DWZZx converters
        HSZ40 controller
    HSG80 controller
        SCSI-3 mode
    multibus
    multipath
        requirements
        transparent failover
    multiported storage controllers
    requirements
    three-node fast-wide OpenVMS Cluster
        with SCSI hub
    two-node fast-wide OpenVMS Cluster
        with HSZ storage
SCSI disks
    accessing
    configuration requirements
    modes of operation
    unique device IDs
SCSI interconnect
    adapters
    advantages
    ANSI standard
    arbitration rules #1
    arbitration rules #2
    bus resets #1
    bus resets #2
    cabling and termination
    concepts
    connected to a single host
    connected to multiple hosts
    control of
    data transfer rates
    definition
    grounding requirements
    hot plugging devices with
    installation
    maximum distances #1
    maximum distances #2
    maximum length
    number of devices supported
    performance
    power up and verify
    scalability
    show and set console parameters
    storage
    supported devices
    TERMPWR line
    troubleshooting
SCSI_PATH_VERIFY command
    FC disk devices
Security requirements
Servers
    capacity
    proximity to satellites
SET DEVICE/[NO]POLL command
SET DEVICE/PATH command
SET UNIT PREFERRED_PATH command
Shadowing
    See Volume Shadowing for OpenVMS
SHADOW_MAX_COPY system parameter
Shared storage
Show Cluster utility
SHOW DEVICE/FULL command
SHOW DEVICE/MULTIPATH_SET command
Single-ended signaling
    for SCSI
Single points of failure
    reducing
    servers and disks
Site-specific utilities
    storage requirements
Small Computer Systems Interface
    See SCSI
SMP #1
SMP #2
SMP #3
SMP #4
Software
    availability strategies #1
    availability strategies #2
Solid-state disks #1
Solid-state disks #2
SONET OC-3 Intersite Link Specifications
Spare components
Standards
Star coupler expanders
Star couplers
    capacity limits
    scaling
State transitions
    guidelines
Storage
    access
    calculating growth
    CI-based
    determining availability requirements
    DSSI-based
    host-based
    local adapters
    management strategies
    performance optimizers
    scaling
    shared, direct access
    space requirements
Storage capacity
    definition
Storage controllers
    Fibre Channel
        dual-ported
    multiported
Storage devices
    corresponding interconnects
    definition
    estimating capacity requirements
    managing
Storage enhancement software
Storage Library System (SLS)
Storage requirements
    archival
    capacity
    databases
    for extensive users
    for moderate users
    for occasional users
    growth
    layered products
    of OpenVMS operating system
    page, swap, and dump files
    site-specific utilities
    third-party products
    user data
    user-written programs
StorageTek® 4400 ACS
StorageWorks
    BA350/BA353 enclosures
    definition
Striping
    See Disk striping
Sybase® software
SYLOGICAL.COM procedure
    on system disk
System Communications Services
    See SCS
System disks
    availability
    multiple
        advantages
    redundancy
    shadowing for OpenVMS Cluster availability
    single #1
    single #2
    single versus multiple
    strategies
System files
    managing
System management
    AUTOGEN command procedure
    availability strategies
    ease of
    methods and tools
    multiple-site OpenVMS Cluster systems
    operating environments
    proactive
    products
    software
    tools #1
    tools #2
System parameters
    EXPECTED_VOTES #1
    EXPECTED_VOTES #2
    for OpenVMS Clusters with satellites
    LOCKDIRWT
    MPDEV_D1
    MPDEV_ENABLE
    MPDEV_LCRETRIES
    MPDEV_POLLER
    MPDEV_REMOTE
    MSCP_LOAD
    multipath
    NPAGEDYN
    PAGEDYN
    polling
    polling timers
    RECNXINTERVL
    SHADOW_MAX_COPY
    updating
    VOTES
System roots
System specifications
Systems
    comparison of types
    maximum DSSI adapters
    scaling
SYSUAF.DAT files #1
SYSUAF.DAT files #2
SYSUAF.DAT files #3
    multiple


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