In my first post on WebLogic here here, I discussed about Weblogic installation using 32 bit of JDK so How to install 64 bit WebLogic on 64 bit Operating System (Linux/Unix) ?

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Install 64 bit WebLogic on 64 bit O.S (Unix/Linux)

1. Download jar file wlsXXX_generic.jar from here under column “Additional Platform

2. Install 64 bit of JDK on your Unix/Linux machine (steps below)

3. Install WebLogic Server using 64 bit JDK with option -d64 and wlsXXX_generic.jar  like

$JDK1.6/bin/java -d64 -jar wlsXXX_generic.jar  (-d64 flag is not required for Linux)

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How to install 64 bit JDK on Solaris Sparc ?

Steps mentioned here are for 64 bit Solaris Sparc (If you are using Linux download 64 bit JDK for Linux)

1. Download JDK 1.6 from here  and copy it to /tmp

mkdir /usr/java/1.6
cd /usr/java/1.6

2. Install jdk-6u16-solaris-sparc.sh
/tmp/jdk-6u16-solaris-sparc.sh

3. Install jdk-6u16-solaris-sparcv9.sh
cd /usr/java/1.6
/tmp/jdk-6u16-solaris-sparcv9.sh

4. Check JDK version
bash-3.00# cd /usr/java/1.6/bin
bash-3.00# ./java -d64 -version

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java version “1.6.0_16″
Java(TM) SE Runtime Environment (build 1.6.0_16-b01)
Java HotSpot(TM) 64-Bit Server VM (build 14.2-b01, mixed mode)
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