So based on your answer, does implementing an opportunistic transfer system provide beneficial results?
On Aug 25, 4:16 pm, Dianne Hackborn <hack...@android.com> wrote: > On Wed, Aug 24, 2011 at 2:38 PM, lbendlin <l...@bendlin.us> wrote: > > there is no perceptible difference between the energy required to establish > > a connection and the energy required to maintain a connection. Plus, most > > devices are "always connected" anyhow. > > Where do you get this from? Keeping a network socket open can be pretty > light-weight -- on Android devices the CPU is still allowed to go to sleep, > and the radio processor will wake up the application processor when there is > data available on the socket. > > Creating the initial connection can be quite expensive, especially if you > are using SSL (which we all should be trying to do these days, right?). > > On the other hand, keeping a persistent socket open is expensive in other > ways, since that means your application code needs to be kept always running > during that time, not allowing its RAM to be used by other things. > > -- > Dianne Hackborn > Android framework engineer > hack...@android.com > > Note: please don't send private questions to me, as I don't have time to > provide private support, and so won't reply to such e-mails. All such > questions should be posted on public forums, where I and others can see and > answer them. -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
