Messages in this thread | | | Subject | Re: mm: pages are not freed from lru_add_pvecs after process termination | From | Vlastimil Babka <> | Date | Mon, 2 May 2016 17:13:43 +0200 |
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On 05/02/2016 05:01 PM, Kirill A. Shutemov wrote: > On Mon, May 02, 2016 at 04:39:35PM +0200, Vlastimil Babka wrote: >> On 04/27/2016 07:11 PM, Dave Hansen wrote: >>> 6. Perhaps don't use the LRU pagevecs for large pages. It limits the >>> severity of the problem. >> >> I think that makes sense. Being large already amortizes the cost per base >> page much more than pagevecs do (512 vs ~22 pages?). > > We try to do this already, don't we? Any spefic case where we have THPs on > pagevecs?
For example like this? __do_huge_pmd_anonymous_page lru_cache_add_active_or_unevictable lru_cache_add
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