So, I just tried comparing memory usage for a plot displayed via show() versus savefig() as a PNG. It would seem that saving to pngs uses more memory. Not sure why, though. Ben On Jun 4, 2014 12:57 PM, "Eric Firing" <ef...@ha...> wrote: > On 2014年06月04日 6:26 AM, Benjamin Root wrote: > >> A theory... >> >> If I remember correctly, the nosttests was set up to execute in parallel >> using the default Multiprocessing settings, which is to have a process >> worker for each available CPU core. Perhaps this might be the crux of >> the issue with so many simultaneous tests running that the amount of >> memory used at the same time becomes too large. Or, am I thinking of the >> doc build system? >> >> Ben Root >> > > Ben, > > Top shows a single process. The VM is configured with 2 cores. > > Eric >