4. 什么是APM?
Application
Performance
Management
A
P
M
Application Performance Management (APM) is the monitoring and management of performance and availability of software applications.
APM is “the translation of IT metrics into business meaning” .
http://en.wikipedia.org/wiki/Application_performance_management
6. 应用是一个端到端的多技术栈复杂整合环境
WAN/
WWW
End User
Router Firewall Switch Web
Servers
Load
Balancer
Portal
SAP
Siebel
Web
Services
3rd Party
Applications
Databases
PSFT MAINFRAME
USER NETWORK
BACK END
FRONT END
MIDDLEWARE
App Server
CICS
Datacom
DB2
CTG
IMS DB
MQ
z/OS