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SubjectRe: Android low memory killer vs. memory pressure notifications
On 12/20/11 18:07, Anton Vorontsov wrote:
> On Tue, Dec 20, 2011 at 05:14:18PM -0800, Frank Rowand wrote:

< snip >

>> And for embedded and for real-time, some of us do not want cgroups to be
>> a mandatory thing. We want it to remain configurable. My personal
>> interest is in keeping the latency of certain critical paths (especially
>> in the scheduler) short and consistent.
>
> Much thanks for your input! That would be quite strong argument for going
> with /dev/mem_notify approach. Do you have any specific numbers how cgroups
> makes scheduler latencies worse?

Sorry, I don't have specific numbers. And the numbers would be workload
specific anyway.

-Frank



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