Guidelines for OpenVMS Cluster Configurations
Previous
Contents
Index
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
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
Resources
availability consideration
sharing
Retransmission timeout rate
RIGHTSLIST.DAT file
RMS
role in OpenVMS Cluster
Roots
system
S
SAS interconnect
adapters
definition
storage
supported devices
Satellite OpenVMS Cluster systems
highly available
Satellites
definition #1
definition #2
proximity to servers
Scalability
definition
growth dimensions
I/Os
in OpenVMS Cluster systems with satellites
IP
planning an OpenVMS Cluster
processing and storage
processor capacity
requirements
strategies for achieving
SCC mode
SCS (System Communications Services)
role in OpenVMS Cluster
SCSI bus
See SCSI interconnect
SCSI Command Controller (SCC) mode
SCSI concepts
SCSI configurations
building SCSI OpenVMS Cluster systems with DWZZ
x
converters
building with BA350/BA353 StorageWorks enclosures
configuring device IDs
configuring SCSI node IDs
configuring with CLUSTER_CONFIG.COM
four-node Ultra SCSI OpenVMS Cluster
hardware
add-on SCSI adapters
BA350/BA353 StorageWorks enclosures
DWZZ
x
converters
HSZ40 controller
installing SCSI OpenVMS Cluster systems
multibus
multihost SCSI access on OpenVMS Cluster system
multipath
requirements
transparent failover
multiported storage controllers
requirements
SCSI hardware
SCSI interconnect requirements
SCSI OpenVMS Cluster systems
single-ended and differential SCSI signaling
single-host SCSI access on OpenVMS Cluster system
three-node fast-wide OpenVMS Cluster
with SCSI hub
troubleshooting SCSI OpenVMS Cluster systems
unique SCSI device IDs
using CLUSTER_CONFIG for SCSI OpenVMS Cluster systems
SCSI console
setting parameters
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
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 SCSI storage
OpenVMS Integrity servers two-node cluster
Shared storage
Show Cluster utility
SHOW DEVICE/FULL command
SHOW DEVICE/FULL DCL command
WWID display
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
Software
availability strategies #1
availability strategies #2
Solid-state disks #1
Solid-state disks #2
SONET OC-3 Intersite Link Specifications
Star couplers
scaling
State transitions
guidelines
Storage
access
calculating growth
determining availability requirements
host-based
local adapters
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
Storage enhancement software
Storage requirements
archival
capacity
databases
growth
layered products
of OpenVMS operating system
page, swap, and dump files
site-specific utilities
third-party products
user data
user levels
user-written programs
StorageWorks
BA350/BA353 enclosures
definition
StorageWorks Data Replication Manager
Striping
See Disk striping
SYLOGICAL.COM procedure
on system disk
SYS$SYSTEM:SYS$DEVICES.DAT file
Fibre Channel device names
SYSMAN commands
IO FIND_WWID
IO REPLACE_WWID #1
IO REPLACE_WWID #2
System Communications Services
See SCS
System disk
configuring on OpenVMS Integrity server systems
System disks
availability
multiple
advantages
redundancy
shadowing for OpenVMS Cluster availability
single #1
single #2
single versus multiple
strategies
System Dump Analyzer (SDA)
command
FC Performance
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_AFB_INTVL
MPDEV_D1
MPDEV_ENABLE
MPDEV_LCRETRIES
MPDEV_POLLER
MPDEV_REMOTE
MSCP_BUFFER
MSCP_LOAD
multipath
NPAGEDYN
PAGEDYN
polling
polling timers
RECNXINTERVL
SHADOW_MAX_COPY
updating
VOTES
System roots
System specifications
Systems
scaling
SYSUAF.DAT files #1
SYSUAF.DAT files #2
SYSUAF.DAT files #3
multiple
Previous
Next
Contents
Index