Messages in this thread |  | | From | Andy Lutomirski <> | Date | Thu, 12 Dec 2013 12:11:34 -0800 | Subject | Re: [RFC PATCH 2/3] Add tunable to control THP behavior |
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On Thu, Dec 12, 2013 at 10:00 AM, Alex Thorlton <athorlton@sgi.com> wrote: > This part of the patch adds a tunable to > /sys/kernel/mm/transparent_hugepage called threshold. This threshold > determines how many pages a user must fault in from a single node before > a temporary compound page is turned into a THP.
Is there a setting that will turn off the must-be-the-same-node behavior? There are workloads where TLB matters more than cross-node traffic (or where all the pages are hopelessly shared between nodes, but hugepages are still useful).
--Andy
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