[issue17560] problem using multiprocessing with really big objects?

[Richard Oudkerk]

Richard Oudkerk added the comment:

On 27/03/13 21:09, Charles-François Natali wrote:
> I could, but I don't have to: a shared memory won't incur any I/O or 
> copy (except if it is swapped). A file-backed mmap will incur a *lot* 
> of I/O: really, just try writting a 1GB file, and you'll see your disk 
> spin, or use cat /proc/diskstats.

You are right.

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