On Tue, May 10, 2011 at 5:40 PM, Albert <[email protected]> wrote:
> I just checked the new proposed pricing here... > http://www.google.com/enterprise/appengine/appengine_pricing.html > > I'm confused why all the items below "Channel API" in the API Pricing > models have check marks instead of a price per unit. What does that > mean? > That means we do not charge for those APIs, they come free with the platform :) The one exception is the prospective search API which is still experimental, once it it no longer experimental we will likely charge for it. And when they say, "Frontend Instances", does that include instances > handling task queues and crons? > Yes. Greg > > Thanks! > > > Albert > > On May 11, 8:24 am, Ugorji <[email protected]> wrote: > > eeIt's actually stated in the blog: > http://blog.golang.org/2011/05/go-and-google-app-engine.html > > > > Also, although goroutines and channels are present, when a Go app runs on > > App Engine only one thread is run in a given instance. That is, *all > > goroutines run in a single operating system thread, so there is no CPU > > parallelism* available for a given client request. We expect this > > restriction will be lifted at some point. > > > > So you can still use go routines, channels, etc - but we're back to like > the > > days of green threads in java where the runtime multiplexes them on a > single > > thread (which is fine). However, we don't get concurrent web requests on > the > > same instance (which is not fine). Consequently, right now, Java Runtime > > seems to have a pretty significant advantage over the others (even over > GO > > which has concurrency as some of its major advantages). And with instance > > pricing, it seems like it directly affects cost. > > -- > 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.
