On Thu, Sep 7, 2017 at 11:47 AM, Roman Gushchin <g...@fb.com> wrote: > On Thu, Sep 07, 2017 at 11:44:12AM -0700, Shakeel Butt wrote: >> >> As far as other types of pages go: page cache and anon are already >> >> batched pretty well, but I think kmem might benefit from this >> >> too. Have you considered using the stock in memcg_kmem_uncharge()? >> > >> > Good idea! >> > I'll try to find an appropriate testcase and check if it really >> > brings any benefits. If so, I'll master a patch. >> > >> >> Hi Roman, did you get the chance to try this on memcg_kmem_uncharge()? > > Hi Shakeel! > > Not yet, I'll try to it asap. > Do you have an example when it's costly? >
Nah, I was also curious of such examples.
