March 7, 2010
1:03 p.m.
On Sun, Mar 07, 2010 at 07:00:03PM +0000, René Dudfield wrote:
1. Mmap'd files are useful since you can reuse disk cache as program memory. So large files don't waste ram on the disk cache.
I second that. mmaping has worked very well for me for large datasets, especialy in the context of reducing memory pressure. Gaël