On May 12, 2014, at 10:54 AM, Lorenzo Fini <loreatt...@gmail.com> wrote:

> Hi,
> I'm trying to increment the PermSize on Tomcat 7.
> I added  -XX:PermSize in the java options launching tomcat7w,
> causing Tomcat to not load and to give me the following error on Windows
> Server 2012R2:
> 
> Unrecognized VM option 'PermSize=256m ‘

Are you perhaps using a JVM that doesn’t have a PermSize like Oracle Java 8?

  http://java.dzone.com/articles/java-8-permgen-metaspace

> 
> The same configuration was working on Windows Server 2007.
> I was able to start the server adding -XX:PermSize=256m inside double
> quotes, now the question is.. is it the right way?

Is it honoring the value?  In other words, does it actually increase the size 
of the permgen?

Dan

> 
> 
> Lorenzo


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