RE: JVM startup time. Its improved some in SDK 6.0, and you can make big improvements to it if you enable class data sharing with AOT (caching of JITed byte codes). For example, with SDK 6.0 and AOT, I've seen base Tomcat 6.0 startup in about 2 seconds.
Kirk Wolf Dovetailed Technologies http://dovetail.com On Mon, Oct 26, 2009 at 4:20 AM, Martin Packer <martin_pac...@uk.ibm.com>wrote: > I wonder what "JVM startup time" actually IS... > > There may be a distinction between the startup time for ANY language > starting a JVM and the work a specific language e.g java has to do once > the common stuff is set up. Then again there might not be. :-) > > Martin > > Martin Packer > Performance Consultant > IBM United Kingdom Ltd > +44-20-8832-5167 > +44-7802-245-584 > > email: martin_pac...@uk.ibm.com > > Twitter ID: MartinPacker > > "One Tribe Y'all" :-) > > > > From: > Timothy Sipples <timothy.sipp...@us.ibm.com> > To: > IBM-MAIN@bama.ua.edu > Date: > 26/10/2009 05:21 > Subject: > Re: JVM based languages? (mildly OT) > Sent by: > IBM Mainframe Discussion List <IBM-MAIN@bama.ua.edu> > > > > That JRuby work you're doing sounds interesting, Scott. Please keep us all > posted. > > There are many ways to avoid JVM re-startup time. To pick one example, > CICS > Transaction Server (Version 2.3 and higher) includes the "continuous JVM" > feature. > > The URL for Enterprise Generation Language (EGL) somehow got broken in my > last e-mail. (A trailing parenthesis should not have been there.) Here's > another attempt: > > http://www.ibm.com/rational/eglcafe > > EGL Community Edition is now available for download there. It's free, and > of course you can deploy your EGL programs to z/OS. See the "JZOS > Cookbook" > if you'd like Ant setup instructions for Eclipse to automate deployment. > > - - - - - > Timothy Sipples > IBM Consulting Enterprise Software Architect > Based in Tokyo, Serving IBM Japan / Asia-Pacific > E-Mail: timothy.sipp...@us.ibm.com > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > > > > > > > > Unless stated otherwise above: > IBM United Kingdom Limited - Registered in England and Wales with number > 741598. > Registered office: PO Box 41, North Harbour, Portsmouth, Hampshire PO6 3AU > > > > > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
