Re: process creation time increases linearly with shmem

On Thu, 25 Aug 2005, Nick Piggin wrote:

> fork() can be changed so as not to set up page tables for
> MAP_SHARED mappings. I think that has other tradeoffs like
> initially causing several unavoidable faults reading
> libraries and program text.

Actually, libraries and program text are usually mapped
MAP_PRIVATE, so those would still be copied.

Skipping MAP_SHARED in fork() sounds like a good idea to me...

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