Thursday, August 8, 2013

Out of Memory Error while starting Weblogic Server on Windows 7 64 bit with JVM 64 Bit



To solve out of memory error on Windows 7 64 bit platform, ensure the following

Open  <WL_HOME>\common\bin\commEnv.cmd

set  JAVA_HOME=<64 bit JDK Home>

set  JAVA_VENDOR=Oracle

set JAVA_USE_64BIT=true

Save the commEnv.cmd

Open domain\bin\setSOADomainEnv.cmd

Set the memory options as follows

set JAVA_OPTIONS=%JAVA_OPTIONS%
set DEFAULT_MEM_ARGS=-Xms1024m -Xmx2048m -XX:MaxPermSize=1024m -XX:CompileThreshold=8000
set PORT_MEM_ARGS=-Xms1024m -Xmx2048m -XX:MaxPermSize=1024m -XX:CompileThreshold=8000

if "%JAVA_VENDOR%" == "Oracle" goto OracleJVM
set DEFAULT_MEM_ARGS=%DEFAULT_MEM_ARGS% -XX:PermSize=512m -XX:MaxPermSize=1024m
set PORT_MEM_ARGS=%PORT_MEM_ARGS% -XX:PermSize=512m -XX:MaxPermSize=1024m


Save setSOADomainEnv.cmd

Restart the server

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