At 09:15 PM 10/3/2006, Kun Xiao wrote: >Hi, > >How can Kepler deal with the QoS constraints(e.g. a function should be >finished in less than 1 second)? > >Thanks! > > >---------------- >Best Regards, >Kun Xiao
Here are a couple of relevant papers: http://www.eecs.berkeley.edu/Pubs/TechRpts/2006/EECS-2006-82.html http://www.eecs.berkeley.edu/Pubs/TechRpts/2006/EECS-2006-83.html Edward > > >-----Original Message----- >From: Dan Higgins [mailto:higgins at nceas.ucsb.edu] >Sent: 2006年10月2日 11:44 >To: Kun Xiao >Cc: 'Efrat Frank'; Kepler-users at ecoinformatics.org >Subject: Re: [kepler-users] Kepler-users at ecoinformatics.org > >Thanks for discovering this problem! > >Dan Higgins > >Kun Xiao wrote: > > I have found the reason of high usage of cpu. > > > > The user guide of kepler missed some details about the addition > > sample, so after I build a model as it said, the usage of cpu is >very high. > > Fortunately, I found it's a paramter about iteration in sdf director > > cause the problem, the default value of it is 0. After I change the > > value to 1, everything is fine. > > > > Thank you very much! > > > > ---------------- > > Best Regards, > > Kun Xiao > > > > > > -----Original Message----- > > From: Dan Higgins [mailto:higgins at nceas.ucsb.edu] > > Sent: 2006年9月28日 13:52 > > To: Efrat Frank > > Cc: Kun Xiao; Kepler-users at ecoinformatics.org > > Subject: Re: [kepler-users] Kepler-users at ecoinformatics.org > > > > I downloaded a new copy of Kepler-1.0.0beta1 (with jre), installed >it, > > and also ran it with no problem, so I see no evidence of a memory >leak. > > I have 2GB of memory, but the Windows Task manger reports that only >a > > bout 520 MB is being used when I am running Kepler. > > > > So I have no idea why you are having the reported problem! The only > > thing I can suggest is perhaps your download was corrupted, so you > > might try downloading the installer again and reinstalling? > > > > Dan Higgins > > > > Efrat Frank wrote: > > > >> I just ran the Kepler 1beta2 release on my windows machine (which >is > >> similar to yours) and didn't notice any problems. Perhaps there are > >> some heavy duty background processes running on your machine? > >> > >> EFrat > >> > >> Kun Xiao wrote: > >> > >>> I found when I click the button "run the model", there is only 1% > >>> memory left. My computer almost down! What's the problem? > >>> Is there any memory leak? > >>> > >>> BTW, which version do you use? > >>> > >>> Thanks! > >>> > >>> Kun Xiao > >>> ----- Original Message ----- > >>> From: Dan Higgins <higgins at nceas.ucsb.edu> > >>> Date: Thursday, September 28, 2006 12:23 pm > >>> Subject: Re: [kepler-users] Kepler-users at ecoinformatics.org > >>> > >>> > >>> > >>>> The javaw.exe process is just the java executable that Kepler is > >>>> running under. ('javaw' runs 'java' without displaying the > >>>> background command window). Kepler will try to use a lot of memory > >>>> (RAM)) so there might be a problem on a 1G machine if there are a > >>>> lot of other applications running simultaneously, but I haven't > >>>> seen the problem on a similarly configured Windows machine. > >>>> > >>>> I was not aware of a problem on some Windows machines for the non- > > >>>> JRE nstaller. Is this a version problem? > >>>> > >>>> Dan Higgins > >>>> > >>>> Efrat Frank wrote: > >>>> > >>>> > >>>>> For the Windows distribution it's best to download the installer > >>>>> > >>>>> > >>>> with > >>>> > >>>> > >>>>> the JRE (aparently on some Windows machines the non-JRE > >>>>> > >>>>> > >>>> installer > >>>> > >>>> > >>>>> seems to be causing problems). Is this what you installed? > >>>>> > >>>>> Efrat > >>>>> > >>>>> Kun Xiao wrote: > >>>>> > >>>>> > >>>>>> Hi, > >>>>>> > >>>>>> I am a phd student doing some research on SWF and have > >>>>>> > >>>>>> > >>>> downloaded > >>>> > >>>> > >>>>>> kepler 1.0. But the software seems running very slowly even > >>>>>> > >>>>>> > >>>> when I > >>>> > >>>> > >>>>>> run some simple samples such as a workflow only include > >>>>>> > >>>>>> > >>>> add/subtract > >>>> > >>>> > >>>>>> function. And from Windows Task Manager, I found the process > >>>>>> > >>>>>> > >>>> named > >>>> > >>>> > >>>>>> javaw.exe consume too much cpu resource. Sometimes I have to > >>>>>> > >>>>>> > >>>> kill > >>>> > >>>> > >>>>>> that process to keep my computer running. > >>>>>> > >>>>>> > >>>>>> > >>>>>> My running environment is below: > >>>>>> > >>>>>> OS: Windows xp professional > >>>>>> > >>>>>> CPU: Intel duo 2.0 G > >>>>>> > >>>>>> Memory: 1G > >>>>>> > >>>>>> > >>>>>> > >>>>>> Could you tell me what the problem is? Thanks! > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >>>>>> ---------------- > >>>>>> > >>>>>> Best Regards, > >>>>>> > >>>>>> Kun Xiao > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >>>>>> ---------------------------------------------------------------- > >>>>>> > >>>>>> > >>>> -------- > >>>> > >>>> > >>>>>> _______________________________________________ > >>>>>> Kepler-users mailing list > >>>>>> Kepler-users at ecoinformatics.org > >>>>>> > >>>>>> > >>>>>> > >>>> >http://mercury.nceas.ucsb.edu/ecoinformatics/mailman/listinfo/keple > >>>> r > >>>> - > >>>> > >>>> > >>> users > >>> > >>> > >>>>>> > >>>>>> > >>>>>> > >>>>> ----------------------------------------------------------------- > >>>>> > >>>>> > >>>> ------- > >>>> > >>>> > >>>>> _______________________________________________ > >>>>> Kepler-users mailing list > >>>>> Kepler-users at ecoinformatics.org > >>>>> > >>>>> > >>>>> > >>>> >http://mercury.nceas.ucsb.edu/ecoinformatics/mailman/listinfo/keple > >>>> r > >>>> - > >>>> > >>>> > >>> users > >>> > >>> > >>>>> > >>>>> > >>>>> > >>>> -- > >>>> >******************************************************************* > >>>> Dan Higgins >higgins at nceas.ucsb.edu > >>>> http://www.nceas.ucsb.edu/ Ph: 805-893-5127 > >>>> National Center for Ecological Analysis and Synthesis (NCEAS) > >>>> Marine Science Building - Room 3405 Santa Barbara, CA 93195 > >>>> >******************************************************************* > >>>> > >>>> > >>>> > >>>> > >>>> > > > > > > -- > > ******************************************************************* > > Dan Higgins higgins at nceas.ucsb.edu > > http://www.nceas.ucsb.edu/ Ph: 805-893-5127 > > National Center for Ecological Analysis and Synthesis (NCEAS) Marine > > Science Building - Room 3405 Santa Barbara, CA 93195 > > ******************************************************************* > > > > > > > > > > > > > > >-- >******************************************************************* >Dan Higgins higgins at nceas.ucsb.edu >http://www.nceas.ucsb.edu/ Ph: 805-893-5127 >National Center for Ecological Analysis and Synthesis (NCEAS) Marine >Science Building - Room 3405 Santa Barbara, CA 93195 >******************************************************************* > > >_______________________________________________ >Kepler-users mailing list >Kepler-users at ecoinformatics.org >http://mercury.nceas.ucsb.edu/ecoinformatics/mailman/listinfo/kepler-users ------------ Edward A. Lee Professor, Chair of EECS 231 Cory Hall, UC Berkeley, Berkeley, CA 94720-1770 phone: 510-642-0253 or 510-642-0455, fax: 510-642-2845 eal at eecs.Berkeley.EDU, http://ptolemy.eecs.berkeley.edu/~eal
