On Mon, May 13, 2019 at 02:48:29PM +0300, Timofey Titovets wrote:
> > Also, just for the sake of another piece of stats here:
> >
> > $ echo "$(cat /sys/kernel/mm/ksm/pages_sharing) * 4 / 1024" | bc
> > 526
> 
> IIRC, for calculate saving you must use (pages_shared - pages_sharing)

Based on Documentation/ABI/testing/sysfs-kernel-mm-ksm:

        pages_shared: how many shared pages are being used.

        pages_sharing: how many more sites are sharing them i.e. how
        much saved.

and unless I'm missing something, this must be already accounted:

[~]$ echo "$(cat /sys/kernel/mm/ksm/pages_shared) * 4 / 1024" | bc
69

[~]$ echo "$(cat /sys/kernel/mm/ksm/pages_sharing) * 4 / 1024" | bc
563

-- 
  Best regards,
    Oleksandr Natalenko (post-factum)
    Senior Software Maintenance Engineer

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