I don't record it on each test, but it was generally ~ 42.2 MBytes +-0.4 On Mar 12, 2012, at 5:19 PM, James Broberg wrote:
> Did you check the current memory utilisation of each app when you ran the > test? > > On 13 March 2012 08:41, Kyle Finley <[email protected]> wrote: >> Has anyone noticed a dramatic difference in Cold Start times when using >> different AppIDs? >> >> I recently changed the AppID for a project that I'm working on and there was >> a noticeable reduction in the cold start time. >> >> Intrigued, I decided to perform an experiment: >> >> I loaded the application on 4 different AppIDs all of which were HRD. >> Using tools.pingdom.com I loaded the home page for each of the AppIDs using >> the http://*.appspot.com domain and recorded wait (yellow bar) time for the >> HTML page. >> I, then, shutdown each of the instance and repeated the test. >> >> In this limited sample the fasted AppID loaded the application in an average >> of 1.35 secs, while the slowest averaged 3.55 secs >> >> The Application is using: >> runtime: python27 >> threadsafe: false >> >> I also performed the test on warm instances, but the results did not seem to >> indicate a correlation. >> >> I also tested the fasted and slowest AppIDs with a similar application >> written in Go, where AppID did not effect the cold start times. >> >> A little more information on the AppIDs: >> >> The fasted AppID was created yesterday >> The slowest was created many months ago. >> The slowest AppIDs were also the ones containing a dash(-), but that's >> probably just a coincidence. >> >> Is this slowness due to older hardware, or is this somehow related to the >> python27 runtime? >> >> Can anything be done for these slow AppIDs? Is it best just to delete them? >> >> >> Thanks, >> >> >> - Kyle >> >> >> https://docs.google.com/spreadsheet/ccc?key=0Apr2o_vtfYo3dFNPMDQ2ZHU1T2ZwcmJIOHNQYU9EWXc >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Google App Engine" group. >> To view this discussion on the web visit >> https://groups.google.com/d/msg/google-appengine/-/CH89M2Tb9ekJ. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/google-appengine?hl=en. > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/google-appengine?hl=en. > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
