[Interest] QProcess and QJob vs. OS X 10.9+

René JV Bertin rjvbertin at gmail.com
Wed Dec 24 13:55:25 CET 2014



On 24 Dec 2014, at 13:33, Thiago Macieira <thiago.macieira at intel.com> wrote:

> 
> 
> That's KJob, since QJob doesn't exist.

Oops :)

> 
>> Does anyone on here have similar experiences on recent OS X versions (with
>> solutions, please :)), and/or does Qt5.x contain back-portable fixes?
>> KDevelope's parser was never fast, but on OS X 10.6.8 I could at least see
>> it make (more) progress, and go away or simply do something else (even
>> watch a video) while it completed a parsing run. I cannot believe that the
>> change of compiler (from gcc-4.8 to clang 3.5) could be the explanation ...
> 
> Sorry, I don't have a solution.
> 
> My experience is that newer versions of OS X have schedulers tuned to more 
> powerful and current hardware, which means you'll feel slowness if you upgrade 
> your old Mac hardware to newer versions of OS X. That seems to affect all 
> applications, not just Qt-based ones.

Funny, while I agree w.r.t. superfluous UI animations, OS X otherwise tends to do a pretty good job at least maintaining performance levels. 
Also, one cannot really call a 2.7Ghz 2x2 core i7 CPU with 12Gb RAM a slow system even if a bit over 3yo...

R

> 
> -- 
> Thiago Macieira - thiago.macieira (AT) intel.com
>  Software Architect - Intel Open Source Technology Center
> 
> _______________________________________________
> Interest mailing list
> Interest at qt-project.org
> http://lists.qt-project.org/mailman/listinfo/interest



More information about the Interest mailing list