Search and Classification (TREX)
TREX Architecture
Java Client and ABAP Client
Web Server with TREX Extension
RFC Server
Queue Server
Preprocessor
Index Server
Name Server
TREX Configuration
Post-Installation Configuration
Server Side
Configuring TREX for the System Landscape Directory (SLD)
General UNIX Configuration
Checking and Changing UNIX Kernel Parameters
Configuration of the RFC Connection
Defining SAP System Users
Determining the SAP System Connection Information
Configuring the RFC Connection in the TREX Admin Tool
Client Side
Java Application (HTTP Connection)
Specifying the Address of the TREX Name Server
Checking Proxy Settings
Initial Configuration
Single-Host System
Changing the Index and Queue Directory
Changing the Web Server Address
Only Windows: Configuring IIS
Only Windows: Checking Permissions for the TREX Directory
Creating a Web Site Manually (Only Windows)
Checking an RFC Connection
Creating a Search Server Relation
Activating Queue Server Usage
Configuring Queue Parameters
Checking Performance Settings for the Operating System
Distributed System
Advanced Configuration
Language Recognition and Processing with TREX
Language Recognition and Processing Function
Supported Languages
Supported Languages with Restricted Functionality
Languages that TREX Can Process
Configuring Language Recognition
File Formats Supported by TREX
Excluding File Formats from Processing
Excluding Parts of XML and HTML Files From Indexing
Changing Proxy Server Settings
Activating Python Extensions
Configuration of the TREX Services in the SAP J2EE Engine
TREX Caches
TREX Java Client
TCP/IP Communication
SSL
Name Server
Cache for Search Queries
Delta Index Configuration
Delta Index
Activating the Delta Index
Integrating a Delta Index into the Main Index
Configuration of the TREX Security Settings
Secure Communication Between TREX Components and the Application
Using the Cryptography Tool
Downloading the SAP Cryptographic Library
Configuring SAPGENPSE for Use
Setting Up SECUDIR and Saving Files (Windows)
Setting Up SECUDIR and Saving Files (UNIX)
Usage of Keystores
Providing Cryptography Software for the Apache Web Server
Secure Use of TREX Admin Tools
Assigning Roles and Profiles to Authorization Object S_TREX_ADM
Specifying a Password for the Proxy Server
TREX Preprocessor and the Web Server of the Application (HTTPS)
Generating a Keystore using SAPGENPSE
Importing the Root Certificate of the Web Server
TREX Web server and TREX Java Client (HTTPS)
Providing the Certificates for the Java Client
Creating the Keystore
Generating the Certificate Request
Importing Certificates
Adding User-Based Permissions
Providing the Certificates for the IIS Web Server (Windows)
Generating the Certificate Request
Importing the Certificate to the Web Server
Configuring Secure Communication on the Web Server
Importing the Root Certificate of the CA
Authenticating the TREX Java Client
Troubleshooting
Providing the Certificates for the Apache Web Server (UNIX)
Generating Certificates and Keys
Modifying the Configuration File of the Apache Web Server
Modifying the Start Mode of the Apache Web Server
TREX Web Server and TREX Name Server (HTTPS)
Configuring the TREXWebServer.ini INI File
Requesting Certificates
Importing Client and Root Certificates
Authenticating the TREX Name Server
Secure Communication Between the TREX Servers (TREXNet)
Configuring the Java Client for Secure TREXNet
Configuring TREXNet for Secure Communication
TREX Administration
Starting and Stopping TREX
Starting and Stopping TREX on Windows
Starting TREX
Stopping TREX
Starting and Stopping Individual TREX Servers
Starting the Web Server
Stopping the Web Server
Starting and Stopping TREX on UNIX
Starting TREX
Stopping TREX
Starting and Stopping Individual TREX Servers
Starting and Stopping the Web Server
TREX Admin Tools
TREX Admin Tool in the SAP System
Queue Server Fundamentals
Queue Server
Queues
How Does Indexing with the Queue Server Work?
What Does the Status of a Queue Mean?
What Does the Status of a Document Mean?
Index Server Fundamentals
Index Server
Index
Index Types
Queue Administration
Monitoring Queues
Triggering the Processing of a Queue
Suspending a Queue
Activating a Queue
Emptying a Queue
Information on Processing Documents
Technical Information on Documents
Deleting Documents from a Queue
Filters for Displaying Documents
Queue Parameters
Start Condition
Indexing and Optimization
Integrating the Delta Index
Index Replication
Repeating Processing and Tracing
Status Information
Optimizing Performance
Resetting the Error Status
Queue Distribution
Index Distribution and the Index Replication Status
Topology Information
Server-Related Information
TREX Alert Server
Configuration of the TREX Alert Server
Checks and Check Sets
Information Displayed
TREX Admin Tool (Stand-Alone)
Starting the TREX Admin Tool
Connecting the TREX Admin Tool to a Remote System
Queue Area
Queue Server Fundamentals
Queue Server
Queues
How Does Indexing with the Queue Server Work?
What Does the Status of a Queue Mean?
What Does the Status of a Document Mean?
Monitoring Queues
Queue Parameters
Start Condition
Indexing and Optimization
Integrating the Delta Index
Index Replication
Repeating Processing and Tracing
Status Information
Optimizing Performance
Triggering the Processing of a Queue
Suspending a Queue
Activating a Queue
Emptying a Queue
Resetting the Error Status
Creating a Queue
Deleting a Queue
Information on Processing Documents
Technical Information on Documents
Deleting Documents from a Queue
Filters for Displaying Documents
Queue Distribution
Index Area
Index Server Fundamentals
Index Server
Index
Index Types
Technical Information on Indexes
Activating and Deactivating the Delta Index
Integrating the Delta Index Manually
Creating an Index
Deleting an Index
Emptying an Index
Index Distribution and the Index Replication Status
Triggering and Terminating Index Replication
Preprocessor Area
Landscape Area
TREX Alert Server
Configuration of the TREX Alert Server
Checks and Check Sets
Information Displayed
Reorganization of the TREX System Landscape
Host-Related Information
Server-Related Information
Starting and Stopping the TREX Servers
Further Functions in the Action Menu
Performance Trace
RFC Connection
Fundamentals of the RFC Connection Between TREX and SAP Systems
Initial Configuration
Defining SAP System Users
Determining the SAP System Connection Information
Configuring the RFC Connection in the TREX Admin Tool
Configuration Changes
Configuring More Than One RFC Connection to an SAP System
Changing the Number of RFC Server Instances
Changing the Central SAP Gateway
Deleting an RFC Connection
Status Monitoring
Troubleshooting
Connection Errors
Configuration Errors
Complete Data Backup and Restore (Offline)
Monitoring TREX with CCMS
Activating CCMS for TREX
Installing TREX Monitoring Functions Using a Script
Availability Monitoring (Heartbeat) with GRMG
Configuring Availability Monitoring (Heartbeat)
Monitoring Availability
Troubleshooting When Status Is White
Troubleshooting When Status Is Red
Monitoring of System Status, Central Configuration, and Alerting
Reporting Parameters and Versions
Monitoring Log Files
Monitoring Processes
Activity Tracing
Configuring Activity Tracing
Displaying Activity Traces
Administration of the Search Engine Service
Initial Configuration
Creating Indexes
Scheduling Periodic Indexing
Index Administration
Error Handling During Indexing
Error Handling During Searches