Concepts

This section specifies and provides information on the various Zend Server features and concepts. For information on how to work with these features, see the Tasks section.

The following table alphabetically lists the various concepts and displays related abstracts:

Feature/Concept

Abstract

APM

Application monitoring on three levels: Application, URL, Event.

Audit Trail

A tool for tracking UI/API user activity.

Architecture

Zend Server is based on a modern architectural model that is more robust and scalable in nature that allows you to support much larger clusters.

Code Tracing

Enables real-time execution trace recording of PHP requests.

Continuous Delivery

Zend Server provides the platform that enables Continuous Delivery, facilitating automation and collaboration capabilities throughout the application delivery cycle.

Data Cache

Caches application data of various data types using PHP APIs.

Debugger

Enables remote debugging of PHP scripts with Zend Studio.

Deployment

Allows packaging, deployment, and updating of a PHP applications.

Directives

The Zend Server Directives are used to configure the behavior of the PHP Extensions loaded in your environment.

Event Rules

Configurable rules that trigger monitoring events.

Events

A collection of runtime-related information collected by the Zend Server Monitor component.

Extensions

PHP extensions are sets of instructions that add functionality to your PHP.

FastCGI

FastCGI is an open standard extending the Common Gateway Interface (CGI) standard supported by many common web servers today.

Graceful Shutdown

Allows removing a server from a cluster for administrative purposes (such as maintenance) without risking session data loss.

Import/Export

A backup/reset option to import and export PHP and system settings

Java Bridge

Enables integration of Java code in PHP applications

Job Queue

Provides offline asynchronous processing of tasks and activities

Libraries

A mechanism to install libraries used for running applications in your production environment.

Logs

A means for developers to view system log information.

Monitoring

Provides an alerting mechanism for a variety of types of PHP script problems.

Notification Center

A notification system for viewing live alerts in your working environment.

OPcache

Provides faster PHP execution through opcode caching and optimization.

Page Cache

Improves application performance by conditionally caching PHP scripts output.

Plugins

A system for extending Zend Server functionality by installing plugins.

Resource Control

Built-in control mechanism for limiting the amount of space used by Zend components.

Scalability

Zend Server is equipped with a comprehensive solution for synchronizing session data across a cluster.

Security

Zend Server features security related configuration such as privacy of sensitive information through masking the data in the visual elements.

Server Restart

Zend Server has various restart options designed to provide maximum performance and minimum server downtime.

Session Clustering

Facilitates session management in cluster-based environments.

Statistics

Keeps track of a variety of server and application performance metrics.

URL Insight

Tracks performance of specific URLs over time and presents detailed reports.

User Management

Allows you to control and manage Zend Server users.

Zend Framework

A high quality, open source framework for developing Web applications and Web services using PHP.

ZendServerSDK

A command line (CLI) application that allows you to perform common setup operations as well as Web API operations either locally or remotely.

Zend Studio Integration

Integrating Zend Studio with Zend Server allows you to benefit both from Zend Studio's debugging and profiling functionality and from Zend Server's monitoring capabilities.

Z-Ray

Monitors and tracks requests to the Web server, and displays information in the browser.