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At 23.34 16/05/2005, Nix wrote: >On 16 May 2005, Roberto Fichera whispered secretively: > > At 16.17 16/05/2005, Eric Dumazet wrote:> >>If your process is cpu bounded (and not issuing too many system calls), > >> then 4GB/4GB split let it address more ram, reducing the need to shift > windows in> >>mmaped files for example.> >> > ... any source code that explain better what you say ;-)!>><http://lkml.org/lkml/2003/7/8/246> perhaps? Yes! I already know this patch ... I was asking for some user space code, just to show up the thinks ;-)! >(In a nutshell: it gives processes an extra 1Gb of virtual memory, at >the cost of making system calls --- and everything else that must >transition to kernel space --- *much* slower.)>->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/ Roberto Fichera. - 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/ | ||||||||||||
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