tag:blogger.com,1999:blog-2805163882887351730.post7159430988535272677..comments2024-03-09T04:07:29.576-08:00Comments on You Never Know: Weblogic JDK 1.6 Error Could not reserve enough space for object heapJosehttp://www.blogger.com/profile/17838009305405360501noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-2805163882887351730.post-15876613782347640392010-10-07T09:46:19.007-07:002010-10-07T09:46:19.007-07:00mxmader, You've got to install weblogic in 64 ...mxmader, You've got to install weblogic in 64 bit mode first using -D64. Then all the weblogic startup scripts will point to the 64 bit JVM http://forums.oracle.com/forums/thread.jspa?threadID=1035856Josehttps://www.blogger.com/profile/17838009305405360501noreply@blogger.comtag:blogger.com,1999:blog-2805163882887351730.post-54466957176047768092010-10-06T19:39:27.864-07:002010-10-06T19:39:27.864-07:00We've hit the same limitation (Xmx=2048) with ...We've hit the same limitation (Xmx=2048) with Solaris using Logical Domains on sparcv9 (64bit). We're exploring running it on Java 1.5 update 21 and engaging 64bit mode to increase the theoretical max. Have you tried this with a newer version of Java 6, or are there perhaps vendor support considerations against this?<br /><br />In order to invoke 64-bit Java, should you only need to specify <br />sun.arch.data.model = 64 in the WebLogic Server properties file? I'll be playing around with this in a DEV environment.Anonymousnoreply@blogger.com