The blue line is wall-clock time. The red line is CPU or API time. As Danny mentioned, the blue line indicates "blocking" time of each call. The red line indicates what you are charged for each.
Robert On Wed, Jan 20, 2010 at 12:43 PM, Danny Tuppeny <[email protected]> wrote: > 2010/1/20 Danny Tuppeny <[email protected]> >> >> 2010/1/20 Eric Ka Ka Ng <[email protected]> >>> >>> i'm not sure whether the blue bars are actually showing time without >>> the profiler, i think it may mean something else (i also wanna know >>> what the blue bar and red rectangle refer to, and will dig into the >>> doc to find out what it actually means. anyone know?). the overhead >>> should be the time labeled with 'overhead' (in your case, which is >>> 0ms) >> >> The screenshot I saw said blue was time taken and red was "time charged", >> which I assumed meant the *actual* time taken with the overhead. It's >> possible it meant that the timings were rounded for the costing, I don't >> know. I fixed what I was doing, so I didn't investigate any further. > > I just saw the screenshots posted above, which makes me think I'm wrong. It > looks more like the red bar is the time taken (and charged), but the blue > bar is the time the app spent blocked waiting for the return. Eg. your > script waited for 5 seconds for the response, but for some reason > (transmission time? blocking?) it was only 1 second of CPU in the datastore. > Hopefully someone knowledgeable might know for sure :-) > -- > 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. > >
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