|
|
A |
adding NAS machines 102
adjusting KCS threads 90
adjusting KJS threads 89
Administrative Server (KAS) 29, 74
described 74
ADSL 23
analyzing performance test results 81, 84
application components 70, 71, 89
described 67, 117
result caching 91
sticky 95
applications
bottlenecks 87
deploying 16, 71, 113
designing 93
input 93, 94
limiting the size of session data 93
name-value pair list 93
output 93, 94, 95
partitioning 69, 70
performance 87
returning large amounts of data 103
sample scenario for performance testing 80
types of requests 67, 68
AppLogics 67, 74, 89
assessing network components 21
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B |
back-end data source 38
bottlenecks 87
backup requirements 47
balancing application-request loads 71
bandwidth 25
bottlenecks 25, 48, 57, 81, 86
C++ Servers (KCS) 90
Executive Server (KXS) 91
Java Servers (KJS) 89
web server 87, 102
broadcasting NAS information 97
Browse request
described 79
Buy/Place Order request
described 79
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C |
C++ Servers (KCS) 75, 91
adjusting the number of engines 90
described 74
threads 75, 90
cable modem 23
capacity 55, 56, 57, 63, 66
capacity planning 72
CGI 25
checklist 114
Cisco's LocalDirector 38
client-side bottlenecks 86
cluster 45, 74
data synchronization 93
described 47, 117
role of servers 47
sizing 100
Sync Backup 98
concurrent users 56, 58, 59, 60, 66, 86
described 57, 117
maximum 65
conventions, documentation 12
cookies 93, 94, 95, 103
CPUs 36, 46, 102, 103
increasing 48
machine-CPU mix 46
number 99, 101
number of engines 74, 89, 90, 100
overloading 102
resource usage 88, 96
web server 103
CreateSession method 92, 93
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|
D |
database connections 99
databases 48
bottlenecks 48
subnets 48
using global transactions 48, 49
data synchronization 47, 48, 93
deploying a pilot system 114
deploying applications 16, 71, 113
deploying a production system 113
deployment
checklist 114
described 15, 16, 117
goals 16, 19
phases 17
described 118
determining failover threshold 73
developing a failover provision 71
Directory Server 53
configuration Directory Server 53
described 51
failover 54
integrating NAS with Directory Server 51, 53
master server 54
NAS configuration settings 51
NAS registry settings 51
o=NetscapeRoot tree 53
slave server 54
distributed data synchronization see data synchronization
distributed transactions 49
DMZ 29
database protection 29
DMZ-database protection firewall 32
DMZ firewall 31
documentation 7
documentation conventions 12
dsync see data synchronization
dynamic load balancing 24, 28, 96
described 24
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E |
EJBs 49, 74, 89
enabling ports 28
engines 73, 74
Enterprise Java Beans ( EJBs) 67
Enterprise Java Beans (EJBs) 70
Ethernet cards 25
Executive Server (KXS) 25, 28, 32, 95
bottlenecks 91
described 74
threads 91, 92
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F |
failover 17, 71, 73, 74
developing a failover provision 72, 73
sticky application components 96
fault tolerance 17, 74
fiber optic lines 22
fine-tuning NAS 88, 116
worksheet 103
firewall
connections and replies 28
described 26
DMZ 29
DMZ-database protection 29, 32
DMZ topology 31
filters 27, 28
opening ports 28
packet filtering 27, 28
single firewall topology 29, 30
topology 29, 117
Transmission Control Protocol (TCP/IP) 26
User Datagram Protocol (UDP) 26
firewall topology
described 29
fonts, use in document 13
format, URLs, in manual 12
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|
G |
getSession method 92, 93
global transactions 48, 49
goals of deployment 16, 19
goals of performance 56, 63
guidelines for fine-tuning the server 88
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|
H |
hard disk access 96
heavyweight requests 68, 101
hosting applications on multiple NAS machines 69
HTTP headers 93, 95, 103
HTTP requests 30
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|
I |
I/O 36, 89, 90
increasing the number of CPUs 46, 48
Internet access lines 21, 25
ISDN 22, 23
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|
J |
Java Servers
threads 49
Java Servers (KJS) 49, 75, 91
adjusting the number of engines 89
described 74, 89
threads 50, 75, 89
JDBC 99, 105
JSPs 67, 74, 89
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|
K |
KAS see Administrative Server
KCS see C++ Servers (KCS)
KJS see Java Servers (KJS)
KXS see Executive Server
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|
L |
LDAP see Lightweight Directory Access Protocol
Lightweight Directory Access Protocol (LDAP) 51
lightweight requests 68, 101
limiting the size of session data 93
live staging environment 113
load balancing 28, 69, 71, 73, 96
broadcasting intervals 97
described 24, 117
monitoring 98
update intervals 97
web server 38
LocalDirector (Cisco) 38
local transactions 48, 49, 50
Log out request
described 79
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|
M |
machine-CPU mix 46
maximum number of concurrent users 60
MaxProcs registry setting 38
measuring performance 56, 59
mediumweight requests 68, 101
memory issues 100
memory thrashing 96
|
|
N |
name-value pair list 91, 93
applications 93
servlets 94
name-value pair list (application)
described 117
name-value pair list (session)
described 118
NAS registry 92
NAS see Netscape Application Server (NAS)
NES see Netscape Enterprise Server (NES)
Netscape Application Server (NAS) 15, 73, 74
deploying 15, 16
deploying into production 113
documentation 7
engines 73, 74
fine-tuning 88
integrating with Directory Server 51, 53
patterns of server behavior 85
performance 87
registry settings 89
Netscape Application Server registry settings 51
Netscape Enterprise Server (NES) 25, 103
network bandwidth 21, 22, 64, 93
network bottlenecks 25
network components
ADSL 23
assessing 21
cards 25
Internet access lines 21
routers and subnets 24
network traffic 21
NSCP_THREADPOOL_MAX environment variable 103
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|
O |
o=NetscapeRoot tree 53
|
|
P |
packet filters 27, 28
packets 95, 103
size 95
partitioning applications 69, 70
peak capacity 62, 86
described 60, 117
peak load 22, 63, 64, 72, 73, 82, 86
described 59, 117
performance 19, 55
described 117
goals 19, 56, 63
improving 96
measuring 56, 59
memory considerations 100
Netscape Application Server 87
patterns of server behavior 85
performance testing 82
analyzing results 81, 84
scripts 83
test environment 82
tools 84
types of tests 83
pilot system
deploying 114
planning for failover
determining failover requirements 72, 73
production system 116
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|
R |
Registration request
described 79
registry
settings stored on Directory Server 51
registry settings 92
see also NAS registry
remote browser emulator (RBE) tool 56
request and response streams 91
request manager threads 92
request object 118
described 93
requests 57, 64, 75, 118
browse 79
Buy/Place Order 79
described 16, 20
flow 95
frequency 81
heavyweight 101
lightweight 101
Log out 79
mediumweight 101
Registration 79
Search 79
Shopping Cart 79
Sign In (Log in) 79
threads 101
types 67, 68, 81
requests per minute 16, 60, 61, 66, 82
formula 67
relationship to response time 65, 67
requests per second 16
Resource Manager 50
resource manager 50
response object 118
described 93
response time 56, 62, 64, 65, 82, 85, 118
acceptable level 65, 66, 67
described 16, 20
determining at peak load 66
improving 101
relationship to requests per minute 65, 67
routers 24, 25
running performance tests 82
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|
S |
sample application scenario 80
scalability 24
described 16, 118
scaling factor 45
described 118
scaling to more than two NAS machines topology 44
advantages 45
ratings 45
scripts
performance testing 83
Search request
described 79
server backup requirements 47
server capacity 66
server engines 73, 74
adding too many 102
server fail-over 17
server failure 72
server performance 69
server processes 73, 74
servlets 67, 74, 89, 93
request and response objects 94
session data 96
session object
described 93, 118
sessions
creating 93
described 92, 118
name-value pair list 93
session object 93
size of session data 92
Shopping Cart request
described 79
Sign In (Log in) request
described 79
single firewall topology 30
single-machine topology 33
advantages 34
disadvantages 34
ratings 35
single point of failure 17, 72
size of packets 95
size of session data 92
state and session data 71, 73
see also session data
steady state 62, 63, 82
described 61, 119
steady state load 59
sticky application components 95
described 119
failover 96
subnets 24, 25, 32, 48
Sync Alternate
described 47
Sync Backup 48
affect on performance 98
described 47
Sync Primary 48, 98
described 47
Sync Server 47, 48
system capacity 55, 56
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|
T |
T-1 lines 21, 22, 23
T-3 lines 21, 22
TCP 95
TCP/IP requests 31
test environment 82
think time 56, 58, 81
described 57, 119
thrashing 61
threads 89, 90, 101
adding too many 102
configuring 92
described 75
KXS engine 91
request manager 92
web server 103
three-machine topology 38
ratings 39
throughput 20, 22, 45, 56
described 16, 20, 119
tools
benchmarking 84
remote browser emulator (RBE) 56
web site performance 56, 84
topology 100
described 29, 119
DMZ-database protection firewall 32
examples 33
firewall 29
Netscape Application Server 33
scaling to more than two NAS machines 44, 45
scaling to two NAS machines 40
single firewall 30
single-machine configuration 33, 35
three-machine configuration 38, 39
two-machine configuration 36
two-NAS machine topology 43
transaction manager 49, 50
Transmission Control Protocol (TCP/IP) 26
two-machine topology 36
advantages and disadvantages 36
ratings 36
two-NAS machine topology 40
advantages 41
ratings 43
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|
U |
URLs
format in manual 12
User Datagram Protocol (UDP) 26, 31, 32
|
|
W |
Web Connector plug-in 28, 70, 91, 94, 95, 103
described 25
web server 25, 30, 32, 33, 36, 38, 44, 102
bottlenecks 87
CPUs 103
described 103
load balancer 38
NSCP_THREADPOOL_MAX environment variable 103
running on NT 38
running on Unix 38
Web Server Load Balancer plug-in 24
web site performance tools 56
worksheet
fine-tuning 103
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