Messages in this thread | | | Date | Tue, 11 Mar 2008 10:15:40 +0530 | From | Balbir Singh <> | Subject | Re: [PATCH] Move memory controller allocations to their own slabs |
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Andrew Morton wrote: > On Tue, 11 Mar 2008 10:01:49 +0530 Balbir Singh <balbir@linux.vnet.ibm.com> wrote: > >> >> Move the memory controller data structures page_cgroup and >> mem_cgroup_per_zone to their own slab caches. It saves space on the system, >> allocations are not necessarily pushed to order of 2 and should provide >> performance benefits. > > eh? Those structures are tiny. Which slab allocator has gone and used an > order-2 allocation and for which structure did it (stupidly) do this? > >
When I say order of 2, I meant with kmalloc. They are rounded of to 64, 128 byte boundary. I wanted to pack these objects more closely.
-- Warm Regards, Balbir Singh Linux Technology Center IBM, ISTL
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