Index

A

accessing data on the master node, 1, 2

address

multicast, 1
triplets, 1

address triplets, 1

addressing

cluster, 1
external, 1, 2

amnesia, 1

APIs

Cluster Membership Manager (CMM), 1
Node Management Agent, 1

architecture, Netra HA Suite, 1

availability, 1

B

benchmark, cluster statistics, 1

bitmap files, 1

bitmap partition, 1

boot policy, 1

DHCP Client ID, 1
DHCP Static, 1

booting diskless nodes, 1

build server

installing software from, 1

C

Carrier Grade Transport ProtocolSee CGTP

cascading, 1

CGTP

addresses, 1
collecting statistics on, 1
configuring on peer nodes, 1
destination address, 1
Ethernet networks, 1
interfaces, 1
link failure, 1
monitoring statistics on, 1
not using, 1
redundancy, 1
routes, 1, 2
source address, 1
standalone, 1
summary of, 1
transfer of data packets, 1
using on nonpeer nodes, 1

CLIENT_ID parameter, 1

cluster

addressing, 1

benchmarking statistics, 1

collecting statistics on, 1

definition of, 1

diagram of, 1

membershipSee Cluster Membership Manager

providing accessSee Node State Manager

remote access, 1

statistics

benchmarking, 1
retrieving from an external network, 1
types monitored, 1

Cluster Membership Manager

API, 1
collecting statistics on, 1
configuring cluster membership, 1
defining routing tables, 1
detecting faults, 1
detecting node failures, 1
introduction, 1
isolating faults, 1
monitoring statistics on, 1
reporting faults, 1
sending notifications to Reliable NFS daemon, 1
summary of, 1
using to configure CGTP, 1

cluster network, 1

CMM API, 1

continuity of service, masterless cluster, 1

critical services, detection of failure, 1

D

Daemon Monitor, 1

collecting statistics on, 1

detecting faults, 1

monitoring

daemons, 1
statistics, 1

restarting daemons, 1

starting the DHCP daemon, 1

summary of, 1

daemons

information on monitored daemons, 1
monitoringSee Daemon Monitor
nametags, 1
nfs_client, 1
nhcmmd, 1
nhcrfsd, 1
nhpmd, 1
nhprobed, 1
recovery from failure, 1
Reliable NFS, 1
starting the DHCP daemon, 1
syslogd, 1

data cache, using when writing to shared file systems, 1

data packet, 1

data partition, 1

mirroring

on Linux, 1
on Solaris, 1
overview, 1

dataless nodes, 1

detecting faults, 1

DHCP

administration utilities, 1
configuration files, 1
starting the DHCP daemon, 1

dhcpconfig utility, 1

dhtadm utility, 1

diagnostics, 1

direct link

description, 1
monitoring, 1, 2

diskfull nodes, 1

diskless nodes, 1

allocating IP addresses, 1
boot policies, 1
booting, 1, 2

disks

failure, 1

mirroring logical, 1

partitioning, 1, 2

standard, 1, 1
virtual, 1

replacement, 1

virtual

on Linux, 1
on Solaris, 1

distributed services, 1

double fault, 1

DRBD disk replication, 1

Dynamic Host Configuration ProtocolSee DHCP

E

error messages, 1

Ethernet address

mapping toCLIENT_ID parameter, 1
static mapping to IP address, 1

Ethernet networks, requirements for CGTP, 1

External Address Manager, summary, 1

external addressing, 1, 2

external network, 1

F

failover

control by Reliable NFS daemon, 1
defined, 1
IP addresses, 1
replication, 1

failure detection, 1

faults

amnesia, 1
detecting, 1
double, 1
isolation, 1
recovery from, 1, 2
reporting, 1
single, 1
split brain, 1
types of, 1

filtering packets, 1

floating address triplet, 1

H

hardware

hot-swap, 1
replacement, 1
upgrade, 1

header of, 1

heartbeats

defaults, 1
monitoring, 1
notifications, 1

highly available services, 1

host ID, 1

host part of IP address, 1

hot-swap, 1

HTTP, using to provide cluster statistics, 1

I

installation server, installing software from, 1

interfaces

CGTP, 1
virtual, 1

IP address

allocating for diskless nodes, 1, 2
class B, 1
class C, 1
generic format, 1
mapping fromCLIENT_ID parameter, 1
master node floating address triplet, 1
network part and host part, 1
node address triplets, 1
node failover, 1
physical interfaces, 1
static mapping from Ethernet address, 1

IP data packet, 1

IP multipathing, 1

IPv4 header, 1

IPv6 header, 1

isolating faults, 1

J

Java Dynamic Management Kit, 1
JMX clients, using to provide cluster statistics, 1

L

Linux

DRBD for mirroring disks, 1
Volume Manager, 1

log files

error message reporting, 1
information onnhpmd daemon actions, 1

logical addresses, 1

logical mirroring, 1

M

master node

access to data by other nodes, 1, 2

collecting cluster statistics, 1

defined, 1

failover, 1

floating address triplet

diagram of, 1
diagram of after failover, 1
overview, 1

partitioning, 1, 2

switchover, 1

master-eligible nodes

defined, 1
logical mirroring, 1

master-ineligible node, 1

masterless cluster, continuity of service, 1

membership of the clusterSee Cluster Membership Manager

metadevice, 1

mirroring

data partitions

on Linux, 1
on the Solaris OS, 1
overview, 1

logical, 1

monitoring

cluster statisticsSee Node Management Agent
daemonsSee Daemon Monitor
statisticsSee Node Management Agent

multicast

address

overview, 1
recommendations for, 1

heartbeat, 1

transmission of heartbeat, 1

N

nametags assigned to daemons, 1

netmask in IP address, 1

Netra HA Suite

architecture diagram, 1
definition of, 1
summary of, 1

network

cluster, 1

external

accessing user application services, 1
connecting to the cluster network, 1
debugging the cluster, 1
developing applications, 1
installing software, 1
retrieving cluster statistics, 1

network ID, 1

network part of IP address, 1

network pathsSee routes

nfs_client daemon, 1

nhcmmd daemon, 1

nhcrfsd daemon, 1

nhpmd daemon, 1

nhpmdadm tool, 1

nhprobed daemon, 1

NMASee Node Management Agent

noac, 1

node address triplets, 1

node identity in IP address, 1

Node Management Agent

APIs, 1
cascading, 1
monitoring cluster statistics, 1
monitoring the direct link, 1
reporting faults, 1
running on peer nodes, 1
running on the master node, 1
summary of, 1

Node State Manager

introduction to, 1
summary of, 1

nodes

accessing data on master node, 1

accessing data on the master node, 1, 2

address triplets, 1

addresstriplets, 1

assigning roles, 1, 2

backing up the master node, 1

cluster membership, 1

dataless

in cluster, 1

detecting failures, 1, 2

diskfull, 1

diskless

accessing data on master node, 1
allocating IP addresses, 1, 1, 1
booting, 1, 1, 1
in cluster, 1

failure of master, 1

heartbeats, 1

master

defined, 1
floating address triplet, 1
partitioning, 1, 1

master-eligible, 1

logical mirroring, 1

master-ineligible, 1

monitoring

heartbeats, 1
nodesSee Node Management Agent
statistics, 1

nonpeer, 1

peer, 1

restarting independently, 1

shutting down independently, 1

switchover, 1

types of, 1

vice-master

defined, 1
partitioning, 1, 1

nonpeer nodes, 1

connecting to the cluster network, 1

notifications

changes in cluster membership or mastership, 1
changes in cluster state, 1
heartbeats, 1
listening for, 1
receiving, 1

P

packet, 1

packets

filtering, 1
transfer using CGTP, 1

partition

bitmap, 1

data

defined, 1
on Linux, 1
on the Solaris OS, 1

overview, 1

shared disk, 1

soft, 1

partitioning

arranging partitions

on Linux, 1
on Solaris, 1

installation requirements

on Linux, 1
on Solaris, 1

virtual

on Linux, 1
on Solaris, 1

peer nodes, 1

pntadm utility, 1

R

recovery from faults, 1

redundancy

CGTP, 1
defined, 1
model, 1
network pathsSee routes
running critical systems, 1
support of, 1

redundant routes, 1, 2

reliability, 1

Reliable Boot Service, 1

failure, 1
summary of, 1

Reliable File Service, summary of, 1

Reliable NFS

collecting statistics on, 1
monitoring statistics on, 1

reliable transportSee CGTP

remote access to cluster, 1

replication, 1

collecting statistics, 1
during failover or switchover, 1
scoreboard bitmap, 1

reporting faults, 1

RFC standards

RFC 2573, 1

routes

nonredundant routes, 1
redundant routes, 1

routing tables, 1

S

scoreboard bitmap, 1

scripts

user defined, 1
writing, 1

serviceability, 1

services

critical, detection of failure, 1
distributed, 1
highly available, 1

single fault, 1

SNMP, using to provide cluster statistics, 1

soft partition, 1

Solaris Volume Manager, 1

Solstice DiskSuite, 1

split brain

defined, 1
preventing, 1

standalone CGTP, 1

statisticsSee Node Management Agent

retrieving from an external network, 1
types monitored, 1

switching equipment, warning not to share, 1

switchover

causing, 1
control by Reliable NFS daemon, 1
defined, 1
replication, 1
verifying feasibility of, 1

synchronization

defined, 1
verifying, 1

syslogd daemon, 1

T

tools,nhpmdadm, 1
transfer of data packets, 1
transport mechanismSee CGTP
triplets, 1

U

user-defined scripts

overview, 1
writing, 1

V

vice-master node

defined, 1
partitioning, 1, 2

virtual disk partitioning on Solaris, 1

virtual interfaces, 1

volume, 1