2009/10/9 gulshan karmani <[email protected]>: > Yes, I agree with Greg, as 2.6 kernel versions are all Pre-emptible which > makes it close to real time, is'nt it ? I once enable kernel preempt feature,change cfs to real time schedule class, i found the UI become freeze easily.
--wxc200 > Any performance tools will be useful to measure. Does Android CTS will cover > some performance tests ? > > We are not sure when we will get CTS in our hands also. > > Rgds, > Gulshan > > > On 10/9/09, Greg KH <[email protected]> wrote: >> >> On Thu, Oct 8, 2009 at 2:50 AM, vamsi android <[email protected]> >> wrote: >> > Hi Team, >> > >> > I am not able to get any leads regarding real time support in Android. >> >> It is no different from real time support in any Linux system, have you >> looked into the real time patchset for the Linux kernel? It should >> apply to the Android kernels with no problems. >> >> > I also have a quick doubt regarding android kernel performance tools, >> > are there any tools that android provides for testing time taken for >> > scheduling a task, latency etc? >> >> Again, see the real-time Linux project, they have these tools. >> >> But most importantly, why do you want such a thing on Android? It will >> reduce overall system performance, and you still have hardware latency >> problems that can cause issues that are outside of the Linux kernel's >> control. What are you trying to do here? >> >> Are the current latencies that Linux has (lowest of any operating >> system) somehow not sufficient for your needs? If so, where are you >> seeing these latencies? >> >> thanks, >> >> greg k-h >> >> > --~--~---------~--~----~------------~-------~--~----~ unsubscribe: [email protected] website: http://groups.google.com/group/android-kernel -~----------~----~----~----~------~----~------~--~---
