I've used psutil for this on Linux: https://pypi.python.org/pypi/psutil/ On Sat, Jun 25, 2016 at 07:04, Serdar Yegulalp <[email protected]> wrote:
> One of the little performance tweaks I've come across for Pyglet involves > setting the processor affinity for the running app. The Python interpreter > is effectively single-threaded, and so allowing it to run with the default > affinity (all cores) can actually harm performance in some cases. > > Consequently, setting the affinity of the running process to a single core > can sometimes speed it up, because there's less context switching and less > cache eviction.. > > I'm not sure how to accomplish this in Linux or on MacOS, but in Windows, > it's easy enough: > > import ctypes > k32 = ctypes.windll.kernel32 > k32.SetProcessAffinityMask(k32.GetCurrentProcess(), 1) > > I'm doing this with a game I'm working on now and it provides a > noticeable, if not terribly dramatic, speedup. > > I also use this in conjunction with bumping the process priority slightly, > something I've discussed before: > > ctypes.windll.kernel32.SetPriorityClass(-1, 0x8000)) > > -- > You received this message because you are subscribed to the Google Groups > "pyglet-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/pyglet-users. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "pyglet-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/pyglet-users. For more options, visit https://groups.google.com/d/optout.
