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SubjectRe: [PATCHSET v3] slab: make memcg slab destruction scalable
Hello,

On Tue, Jan 17, 2017 at 03:54:01PM -0800, Tejun Heo wrote:
> Changes from [V2] to V3.
>
> * 0002-slub-separate-out-sysfs_slab_release-from-sysfs_slab.patch
> separated out from
> 0002-slab-remove-synchronous-rcu_barrier-call-in-memcg-ca.patch.
>
> * 0002-slab-remove-synchronous-rcu_barrier-call-in-memcg-ca.patch
> replaced with
> 0003-slab-remove-synchronous-rcu_barrier-call-in-memcg-ca.patch.
> It now keeps rcu_barrier() in the kmem_cache destruction path.
>
> * 0010-slab-memcg-wq.patch added to limit concurrency on destruction
> work items.

Are there more concerns on this patchset? If not, Andrew, can you
please route these patches? On certain setups, this can cause serious
performance and scalability issues.

Thanks.

--
tejun

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