On Fri, Nov 26, 2010 at 9:56 AM, Stuart McCulloch <[email protected]> wrote:

> This is incorrect.
>>
>> Dalvik was created first and foremost for technical reasons. Dan explained
>> some of these in this 
>> post<http://android-developers.blogspot.com/2010/05/dalvik-jit.html>,
>> but in a nutshell, the traditional JVM model is not well suited for embedded
>> development and Dalvik addresses this by focusing on very selective
>> compilation, aggressive memory optimizations, power consumption awareness
>> and a strong emphasis on multiprocesses and VM sharing.
>>
>
> Indeed, the (micro-)benchmarks used in the original article don't
> necessarily relate to real-world mobile applications.
>
> And interestingly the Dalvik VM beats the JavaSE Embedded VM in all the
> "Strings" tests... so it's not all one-sided.
>

Right. The only way to really measure the effectiveness of a virtual machine
on a phone is to actually run it within a real OS on a real phone. The
patterns of usage by a regular user are impossible to capture in benchmarks.

-- 
Cédric

-- 
You received this message because you are subscribed to the Google Groups "The 
Java Posse" 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/javaposse?hl=en.

Reply via email to