*>Not that familiar with your site, to help interpret it. BUt there does seem to be a bunch of images (26-31) with relative long Time to first byte. *
Just look at the data and I thought you mean time till its requested but now I see time to first byte is after the request. I'm not sure what that means for my App Engine app though. Might I have something configured incorrectly? On Thursday, 3 March 2016 10:41:30 UTC+11, barryhunter wrote: > > http://www.webpagetest.org/ is great for gathering some relatively > impartical timing data, has the benefit of keeping a detailed record at a > permalink > > I just run a test... > > http://www.webpagetest.org/result/160302_ME_a8240b5e57f8c08455b8b96b5740e5d8/ > > Not that familar with your site, to help interpret it. BUt there does seem > to be a bunch of images (26-31) with relative long Time to first byte. > > > > On 2 March 2016 at 22:51, Jay Kyburz <[email protected] <javascript:>> > wrote: > >> Thanks very much Nicholas, >> >> Can I first say how great it is to have Google Cloud Support here helping >> us out! I know it can be a tough job dealing with people problems all day. >> I really appreciate it and I'm sure there are many others that do as well! >> >> 1. The images are all hosted on App Engine and are is a static directory >> specified in the app.yaml. >> I also server stylesheets, fonts, sounds, and scripts the same way and >> they all seem to be slow downloading. >> >> 2. I have noticed some slowness for a few weeks, but last Sunday the game >> was virtually unplayable because of the slow images. Since then, it seems >> to be intermittent. The 400k Images above is now loaded on my system in >> less than 4 seconds. (still seems kind of slow to me - but better than 8 >> seconds of yesterday) - To get these times I'm using Chrome Devtools >> Timeline. >> >> I might see if I can write a script to monitor how fast it takes and get >> some actual data rather than relying on anecdotal memories. >> >> 3. Yes it appears to be all images and all static resources. Yes I >> believe it's all users affected. >> >> 4. when you say "testing requires consistent results", what might the >> problem be if we did have consistent results? >> >> On Thursday, 3 March 2016 02:21:31 UTC+11, Nicholas (Google Cloud >> Support) wrote: >>> >>> Thanks for posting your concerns here. As network throughput diagnostics >>> can have many variables to measure, please provide as much of the following >>> information as possible: >>> >>> - Where are these images hosted? >>> - Are they served by App Engine as a static resource >>> >>> <https://cloud.google.com/appengine/docs/python/gettingstartedpython27/staticfiles> >>> ? >>> - Are they served from Google Cloud Storage >>> >>> <https://cloud.google.com/storage/docs/getting-started-console#share_an_object_publicly> >>> ? >>> - Time frame. >>> - When did you notice this slowness? >>> - Is it still going on? >>> - If not ongoing, when did this end? >>> - What is the scope of affected resources? >>> - Is it all images? >>> - Are other resources also transferred slowly? >>> - Is this slowness present for all users? >>> - How consistently are you getting this slowness? Every time the >>> resource is downloaded? >>> >>> If served from a GCS bucket, you can use gsutil perfdiag >>> <https://cloud.google.com/storage/docs/gsutil/commands/perfdiag> to run >>> some performance diagnostics. If served by App Engine as a static resource, >>> testing essentially requires consistent results. Resources on App Engine >>> may be served from different locations frequently depending on scalability. >>> Could you test a ~1 MB-sized resource multiple times and get the same >>> results? This may not be conclusive but might at least narrow down the >>> scope of investigation. >>> >>> On Wednesday, March 2, 2016 at 12:00:10 AM UTC-5, Jay Kyburz wrote: >>>> >>>> Hey all, >>>> >>>> It might be my imagination but I think static resources like images are >>>> loading very slowly for my app this week. It doesn't seem like a latency >>>> issue so much as a bandwidth issue. Is that completely crazy? >>>> >>>> This image for example >>>> >>>> https://blight.ironhelmet.com/images/blight_menu_bg.jpg >>>> >>>> It's 382K but it can take up to 8 seconds to download. >>>> >>>> I don't think the problem is on my side as I've had users complaining >>>> as well. >>>> >>>> I'm not sure where to begin look at where my app might have a problem. >>>> >>>> The app-id is *blightsrage* >>>> >>>> >>>> >>>> -- >> You received this message because you are subscribed to the Google Groups >> "Google App Engine" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To post to this group, send email to [email protected] >> <javascript:>. >> Visit this group at https://groups.google.com/group/google-appengine. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/google-appengine/f2befadd-82e0-4ba1-8515-85888fdfa442%40googlegroups.com >> >> <https://groups.google.com/d/msgid/google-appengine/f2befadd-82e0-4ba1-8515-85888fdfa442%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> >> For more options, visit https://groups.google.com/d/optout. >> > > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. 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