Java Configuration Parameters

The following configuration parameters allow you to use J/Foundation, which incorporates an embedded Java virtual machine on the database server. For more information on these parameters, see J/Foundation Developer's Guide.

Configuration
Parameter

Description

AFCRASH

When the 0x10 bit is on for AFCRASH, all the messages that the Java Virtual Machine generates are logged into the JVM_vpid file, where vpid is the process ID of the Java virtual processor. This file is stored in the directory where the JVPLOG file is stored.

JDKVERSION

Version number of the Java Development Kit (JDK) or Java Runtime Environment (JRE) release

JVPDEBUG

When set to 1, writes tracing messages to the JVPLOG file

JVPHOME

Directory where the classes of the IBM Informix JDBC Driver are installed

JVPLOGFILE

Absolute pathname for your Java VP log files

JVPPROPFILE

Absolute pathname for the Java VP properties file

JVPJAVAVM

Libraries to use for the Java Virtual Machine (JVM)

JVPJAVAHOME

Directory where the Java Runtime Environment (JRE) for the database server is installed

JVMTHREAD

Thread package (green or native) to use for the JVM

JVPJAVALIB

Path from JVPJAVAHOME to the location of the Java VM libraries

JVPCLASSPATH

Initial Java class path setting

VPCLASS JVP

Number of Java virtual processors that the database server should start. (See VPCLASS.)