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SubjectRe: [PATCH 2/3] vmscan: make mapped executable pages the first class citizen
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Wu Fengguang <fengguang.wu@intel.com> writes:
>
> 2.6.30-rc4-mm, VM_EXEC protection ON
> ------------------------------------
> begin: 2444 6652 50021 207 0 619959
> end: 284 231752 233394 210 773879 20890132
> restore: 399 231973 234352 251 776879 20960568
>
> We can reach basically the same conclusion from the above data.

One scenario that might be useful to test is what happens when some very large
processes, all mapped and executable exceed memory and fight each other
for the working set. Do you have regressions then compared to without
the patches?

-Andi

--
ak@linux.intel.com -- Speaking for myself only.


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