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On 21/03/12 22:02, Ed Pozharski wrote: > When using "Fit protein" extension the memory consumption by coot goes > steadily up. On 200 aa protein the memory consumption by coot just went > up from 120Mb to 320Mb. Stepped refine adds another 40Mb but > immediately and it does not grow as the refinement goes through the > sequence. I noticed this when trying this on a structure with ~3000 aa > in the asymmetric unit - it quickly ate all of the 4Gb available on this > machine and essentially stalled the computer as it started swapping > furiously. Obvious workaround is to break the model into smaller > chunks, but it still feels like a bug. > > This is on svn3713. Certainly sounds like a bug. I'll give fit protein a bash on a big structure. Cheers, Paul.