Messages in this thread | | | Date | Fri, 26 Aug 2005 19:10:57 -0400 (EDT) | From | Rik van Riel <> | Subject | Re: process creation time increases linearly with shmem |
| |
On Fri, 26 Aug 2005, Hugh Dickins wrote:
> Well, I still don't think we need to test vm_file. We can add an > anon_vma test if you like, if we really want to minimize the fork > overhead, in favour of later faults. Do we?
When you consider NUMA placement (the child process may end up running elsewhere), allocating things like page tables lazily may well end up being a performance win.
-- All Rights Reversed - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |