OK. Thanks Robert. On Aug 21, 7:59 am, Robert Kluin <robert.kl...@gmail.com> wrote: > You should try to put the latency control back on auto. When I set it to > 10ms I saw signifanctly worse performance. You should also try to make a lot > of requests to get it warmed up. > > Robert > > On Aug 19, 2011 3:11 PM, "Mikael Grev" <mikael.g...@gmail.com> wrote: > > > > > > > > > > > Hello, > > > First, I'm not a HTTP guy, as you might understand. > > > I thought I'd use GAE as a simple but scalable key/value pair > > database. So I just did a quick latency check since latency is key for > > performance in my scenario. > > > I was very surprised that the latency is in average around 280ms for > > the simplest kind of request. Basically it's two lines of code that > > just returns the IP of the requesting host, so there's absolutely > > nothing that takes CPU time. > > > The ping is constantly around 35ms so it's not a problem with lag in > > the network. I have a 100Mb/s line that's extremely fast on my side > > (Sweden) and it's always very fast to make requests to other hosts in > > US west cost. > > > I have performance set to 10ms and 1 instance so that shouldn't be a > > problem either. I have also tried to make several requests in a row to > > warm it up, but the lag only gets slightly better, from 400ms to start > > with down to the 280ms I was referring to. > > > Is this normal for HTTP requests or is GAE slow? > > > I guess to make it faster I need a dedicated server and communicate > > through TCP directly? > > > Cheers, > > Mikael > > > -- > > You received this message because you are subscribed to the Google Groups > > "Google App Engine" group.> To post to this group, send email to > google-appengine@googlegroups.com. > > To unsubscribe from this group, send email to > > google-appengine+unsubscr...@googlegroups.com.> For more options, visit this > group at > > http://groups.google.com/group/google-appengine?hl=en. > > > > > > > >
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