See the table in this page. On Windows on i586 java always defaults to client runtime. (amd64 or ia-64 are different) http://java.sun.com/docs/hotspot/gc5.0/ergo5.html
If you can set JAVA_OPTS=-server java starts with it. Print System.getProperties() and you can see what runtime is used. Ronald. On Wed Aug 22 14:15:27 CEST 2007 Tomcat Users List <users@tomcat.apache.org> wrote:
I am running a 4 core, 8GB, Server 2003 SP1 EE (not R2) machine. One JRE: 1.5.0_09 Karel > as far as i know this option is outdated, hence the vm automatically > goes into server mode if it detects a server class machine (>=2GB RAM, > 2 processors (which also includes ht or dualcore) > > leon > > maybe wrong though > > On 8/22/07, Ben Souther <[EMAIL PROTECTED]> wrote: >> It depends on which operating system you're using and how you've >> installed Tomcat. >> Can you tell us which it is? >> >> >> >> On Wed, 2007-08-22 at 07:19, Karel V Sedlacek wrote: >> > Thanks for this info,... >> > >> > How do I implement this tip? >> > >> > #18. Use the -server JVM option. This enables the server JVM, which >> JIT >> > compiles bytecode much earlier, and with stronger optimizations. >> Startup >> > and first calls will be slower due to JIT compilation taking more >> time, >> > but subsequent ones will be faster. >> > >> > Karel >> > >> > > In putting #1 into the JAVA_OPTS (which it appears that is the >> > > CATALINA_OPTS >> > > for our implementation), it doesn't appear to work, as Tomcat >> doesn't >> > > restart. It could be our version -- which is currently 5.0.30. >> please >> > > let >> > > me know if there are other steps we need to take here as well. >> > > >> > > thanks, >> > > Kim :-) >> > > >> > > On 8/21/07, Shane Witbeck <[EMAIL PROTECTED]> wrote: >> > >> >> > >> I thought my latest blog post would be of interest to the people on >> this >> > >> list: >> > >> >> > >> >> > >> http://www.digitalsanctum.com/2007/08/18/20-tips-for-using-tomcat-in-production/ >> > >>
