On Sat, Jan 14, 2012 at 12:02 PM, greenmoss <[email protected]> wrote: > All, > > I'm running my game code on pyglet 1.1.4, and am seeing what looks to > me like a memory leak. That is, while the code is executing the RSS > continually increases until eventually my laptop starts swapping and > eventually the code exits with a bus error. > > I investigated with guppy: I did a heap dump once at startup, once > after the first slowdown due to running out of memory and hitting > swap, then once this is detected I exited pyglet and did one last heap > dump. I noticed that all three dumps showed approximately the same > heap size (approximately 18 MB), even though htop shows the code is > using gigabytes of memory. > > From what I've read, these heap dumps only show python memory usage, > which means the rest of the memory would be occupied by C code. If my > understanding is correct, this would seem to indicate a memory leak in > the ctypes that pyglet is generating. My understanding of the > underlying code is hazy, so please feel free to correct any incorrect > terminology I may be using or any other errors in my understanding/ > description. > > Here was the Apple crash report when I encountered the bus error: > https://gist.github.com/1612500 > > Here is the code that contains the memory problem: > https://github.com/greenmoss/NotOrion/tarball/bus_error > > I created a utility to automatically trigger the condition. To run it, > download/untar the above tarball, then cd to the "demo" directory, > then execute "./label_move.py". If you allow this utility to run > continually, it should replicate the behavior described above. If you > have a lot of free memory, it may take a while to use it all before it > hits swap. > > Does anyone have any suggestions for getting past this problem?
I'm not a pyglet dev, per se, but just for the record, what revision of OS X are you on? ~ Nathan -- You received this message because you are subscribed to the Google Groups "pyglet-users" 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/pyglet-users?hl=en.
