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| Pathologically Eclectic Rubbish Lister | |
| PerlMonks |
Re: Very Large Arraysby educated_foo (Vicar) |
| on Feb 14, 2012 at 04:48 UTC ( [id://953610]=note: print w/replies, xml ) | Need Help?? |
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I would guess that's a swapping problem (you might be able to verify this with /usr/bin/time -l). I can think of several ways to cut down on memory: (1) shuffle an array of indices; (2) store the indices in a string, and access them using vec; (3) use PDL, which has compact numerical arrays.
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