hi,

> > my patch penalizes heavy-writer cgroups as task_dirty_limit does
> > for heavy-writer tasks.  i don't think that it's necessary to be
> > tied to the memory subsystem because i merely want to group writers.
> > 
> Hmm, maybe what I need is different from this ;)
> Does not seem to be a help for memory reclaim under memcg.

to implement what you need, i think that we need to keep track of
the numbers of dirty-pages in each memory cgroups as a first step.
do you agree?

YAMAMOTO Takashi
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