Messages in this thread | | | Date | Mon, 9 Apr 2012 18:33:51 -0700 (PDT) | From | David Rientjes <> | Subject | Re: v3.4-rc2 out-of-memory problems (was Re: 3.4-rc1 sticks-and-crashs) |
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On Mon, 9 Apr 2012, Colin Cross wrote:
> Before Anton's fix, iterating the tasklist involved taking every task > lock, which probably made it very expensive.
I'm not sure of the fix you're referring to, but it's not in 3.4-rc2 because lowmem_shrink() still does find_lock_task_mm() for every user process on the system, which is necessary to safely do get_mm_rss().
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