Is anyone using a JRE on the freerunner? Please advice what is possible and available.
Thanks a lot. -- - Eric Smith Rafael Campos said: > Hello, > > On Wed, Dec 2, 2009 at 1:12 PM, Arigead <[email protected]> wrote: > > Bernd Pru"nster wrote: > >> Martin Jansa wrote: > >>> On Thu, Nov 26, 2009 at 03:06:35PM +0000, Arigead wrote: > >>> > >>>> Hello all, > >>>> I'm working on a project and I think it'd be cool as to show off the > >>>> project's work on a phone. The OpenMoko phone ;-) > >>>> > >>>> Unfortunately the project is implemented in Java, which I'm no fan of on > >>>> anything but a web server or browser but that's a discussion for another > >>>> day. > >>>> > >>>> I tried our system, which is running in an OSGi Container, on Jamvm on > >>>> the OpenMoko. It works but it sucks up 95% of the CPU when it's idle. > >>>> Not Good! I tried the same on my eeePC and with Sun's JRE our system > >>>> uses 1% of CPU whilst JamVM on the eeePC uses 40%. Obviously JamVM does > >>>> not suit our system. > >>>> > >>> No idea if it would be better, but have you tried cacao? Its in shr-feeds > >>> now again. > >>> > >> This is really weird! > >> I wrtoe one more or less serious app in java for the freerunner and a > >> couple of test apps and jamvm had avery fast startup, but was not as > >> compatible as cacao, but easier to use and did not require that much > >> ressources. > >> which distro are you using? which feed are you using to install jamvm > >> (dunno if still true but there used to be a difference depending on > >> where you installed it from). > >> > > > > Sorry I've been a bit busy on stuff and only now catching up here on the > > list. > > > > I'm using the latest classpath 0.98 and Jamvm 1.5.3 I can't remember > > the specifics at the moment but there was some feature of Java 6 that > > our system's code was using which required JamVM 1.5.3 which in turn > > required Classpath 0.98. I just used a OE recipe for those and build > > them for the OpenMoko. > > > > I tried the Cacao JRE on my eeePC and it soaked up resources as well so > > I never even bothered to build it for the phone. Obviously something in > > our Java System, mabe knophlerfish is not streamlined in these JRE's. > > There is a Huge difference in running our system in a SUN JRE (1% CPU > > According top) and other Jre's > > > > I'm working now on the eeePC to see can I reduce this 40% on Jamvm. When > > I get time actually I'm now trying to connect to an AdHoc wifi network > > form the FreeRunner. > > > > Thanks for the clarification on the ARM front. I don't think Sun have a > > JRE for an ARM 4, no surprise really ;-) Things would be too easy. > > > > > > _______________________________________________ > > Openmoko community mailing list > > [email protected] > > http://lists.openmoko.org/mailman/listinfo/community > > > I think that OpenJDK has some JRE machines running on ARM. It's no > receipe in OE yet, but i tested a GUI in a OE machine and worked fine. > I didn't test the load of the CPU, but i could tell that some JREs are > working. > > I hope to post some of this in OE repos, and get a OpenJava JRE machine :) > > > -- > ___________ > Rafael Campos > o0 Methril 0o > http://openblog.methril.net/ > > _______________________________________________ > Openmoko community mailing list > [email protected] > http://lists.openmoko.org/mailman/listinfo/community _______________________________________________ Openmoko community mailing list [email protected] http://lists.openmoko.org/mailman/listinfo/community
