1 minute works for me, I used a commercial service that tracks uptime to check it. Trouble is that the commercial service checks randomly from different locations all over the world. meaning that the application loads out of memory because its hosted in different locations, effectivly killing my CPU qouta.
On Nov 12, 3:36 am, "zhiw...@gmail.com" <zhiw...@gmail.com> wrote: > i only test it in my country, i don't know whether it is still > effective for request that from a foreign country. but to me it is > enough > > On Nov 12, 10:30 am, "zhiw...@gmail.com" <zhiw...@gmail.com> wrote: > > > > > i turn it to 1min, the cron job access a servlet that do nothing just > > for active the app. every 24h it only used 1% of the free cpu-time . > > now at least when i access my app, it was not slow like before. but > > sometime the app still be inactive, although the cron job active the > > app, when i access sush as mainpage, it still took sometime > > to load the servlet. gae doc wrote: <load-on-start> doesn't work , the > > servlet will be load on first accessed. i think use cron job to > > access mainpage is better. now i have not try ths. > > > On Nov 12, 5:04 am, James H <james.hollier...@gmail.com> wrote: > > > > So, 1-3 minute intervals seem to do the trick? Is this technique > > > still working for you? > > > > On Nov 10, 8:24 pm, "zhiw...@gmail.com" <zhiw...@gmail.com> wrote: > > > > > i think the gae cloud envrionment does not have the region concept. > > > > every app run on a virtual server , the cron job is used to make the > > > > virtual server active. if the virtual server is active, when access > > > > the app, there is no need to reinit such as spring listener etc, so > > > > delay time is short, that is so simple i think. > > > > > On Nov 10, 7:30 am, James H <james.hollier...@gmail.com> wrote: > > > > > > How would a single cron task really help in an environment where > > > > > multitudes of app servers are involved based on demand, geography, > > > > > etc? So, how will the task that just ran help someone in U.S. and > > > > > simultaneously help someone in Russia on the same app? I assume they > > > > > are potentially running on different app servers. > > > > > > On Nov 10, 1:51 am, m seleron <seler...@gmail.com> wrote: > > > > > > > Thank you for useful information. > > > > > > > Though various situations are thought > > > > > > I think that a detailed analysis might be necessary to decrease the > > > > > > CPU TIME. > > > > > > > thunks > > > > > > > 2009/11/10 zhiw...@gmail.com <zhiw...@gmail.com>: > > > > > > > > now i set the schedule time to 3min, it seems work, every time i > > > > > > > access my app, i can hardly feel slow. my cron job access a > > > > > > > servlet > > > > > > > that do nothing and just for active my app. set the schedule time > > > > > > > to > > > > > > > 1min is better i think,although it will take some cpu time. > > > > > > > > On Nov 9, 11:31 pm, m seleron <seler...@gmail.com> wrote: > > > > > > >> I'm sorry very much. > > > > > > > >> It examined. > > > > > > >> ServletContextListener#contextDestoryed was not called. > > > > > > >> It was necessary to examine it accurately. > > > > > > > >> Nichole. > > > > > > >> Thank you for advice. > > > > > > > >> Does not the page access speed become early? > > > > > > > >> When you access that I think access speed is open in since the > > > > > > >> second > > > > > > >> times always > > > > > > >> because by the thing that keeps being accessed with cron > > > > > > > >> If the display speed is still slow, the cause might be different. > > > > > > > >> thanks, > > > > > > > >> On Nov 9, 11:30 pm, "zhiw...@gmail.com" <zhiw...@gmail.com> > > > > > > >> wrote: > > > > > > > >> > i set the time to 5min , but i can still find the > > > > > > >> > contextInitialized > > > > > > >> > info, seems gae's time-out is very short, now i test set it to > > > > > > >> > 3min > > > > > > > >> > On Nov 9, 10:18 pm, Joseph Stano <joseph.st...@gmail.com> > > > > > > >> > wrote: > > > > > > > >> > > have you noticed if that solves the timeout issue? > > > > > > > >> > > On Mon, Nov 9, 2009 at 5:04 AM, zhiw...@gmail.com > > > > > > >> > > <zhiw...@gmail.com> wrote: > > > > > > > >> > > > it seems only contextInitialized method can be executed, > > > > > > >> > > > and > > > > > > >> > > > contextDestroyed never be executed. so i can not get the > > > > > > >> > > > time my app > > > > > > >> > > > alive after it was actived. i have use cron job to access > > > > > > >> > > > a servlet > > > > > > >> > > > in my app every 10min to avoid app be inactive, if > > > > > > >> > > > necessary i will > > > > > > >> > > > turn the time to 5min or less > > > > > > > >> > > > On Nov 9, 11:40 am, "zhiw...@gmail.com" > > > > > > >> > > > <zhiw...@gmail.com> wrote: > > > > > > >> > > > > thanks , i will try it > > > > > > > >> > > > > On Nov 9, 10:18 am, philburk <p...@softsynth.com> wrote: > > > > > > > >> > > > > > > The logging/query idea is probably the best > > > > > > >> > > > > > > workaround, but I don't > > > > > > >> > > > have > > > > > > >> > > > > > > such a client to do this querying. If I did, I'd > > > > > > >> > > > > > > just host my app on > > > > > > >> > > > it :) > > > > > > > >> > > > > > You could schedule a cron job in GAE that tickled your > > > > > > >> > > > > > app. If it ran > > > > > > >> > > > > > often enough it might keep it resident. > > > > > > > >> > > > > >http://code.google.com/appengine/docs/java/config/cron.html-Hidequote... > > > > > > > - Show quoted text -- Hide quoted text - > > > > > - Show quoted text - -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=.
