[Chimera-users] Running out of memory when recording movies

Oliver Clarke olibclarke at gmail.com
Sat Jan 30 03:44:01 PST 2016


I am consistently running out of memory when recording long-ish movies
(using the Animation tool) on a Macbook pro with 16GB RAM. Admittedly there
are a lot of atoms in the model I am using (~120,000), but most are not
displayed (only ribbons).

Chimera is consistently crashing at about the 300 frame mark and looking at
the activity monitor during the recording I can see memory pressure
gradually increasing until Chimera freezes (which is generally not

Is there any way to reduce the amount of memory required for movie
recording? Will deleting all undisplayed atoms help? Is there some way to
perform these operations on disk rather than in memory (most likely a silly

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