| Date | Fri, 11 Jan 2008 13:36:03 +0900 | From | KOSAKI Motohiro <> | Subject | Re: [patch 10/19] No Reclaim LRU Infrastructure |
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Hi Rik
> +config NORECLAIM > + bool "Track non-reclaimable pages (EXPERIMENTAL; 64BIT only)" > + depends on EXPERIMENTAL && 64BIT > + help > + Supports tracking of non-reclaimable pages off the [in]active lists > + to avoid excessive reclaim overhead on large memory systems. Pages > + may be non-reclaimable because: they are locked into memory, they > + are anonymous pages for which no swap space exists, or they are anon > + pages that are expensive to unmap [long anon_vma "related vma" list.]
Why do you select to default is NO ? I think this is really improvement and no one of 64bit user hope turn off without NORECLAIM developer :)
- kosaki
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