Messages in this thread | | | Date | Wed, 28 Jul 2010 09:13:30 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [RFC][PATCH 0/7][memcg] towards I/O aware memory cgroup |
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On Tue, 27 Jul 2010 16:51:55 +0900 KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> > From a view of patch management, this set is a mixture of a few features for > memcg, and I should divide them to some groups. But, at first, I'd like to > show the total view. This set is consists from 5 sets. Main purpose is > create a room in page_cgroup for I/O tracking and add light-weight access method > for file-cache related accounting. > > 1. An virtual-indexed array. > 2,3. Use virtual-indexed array for id-to-memory_cgroup detection. > 4. modify page_cgroup to use ID instead of pointer, this gives us enough > spaces for further memory tracking. > 5,6 Use light-weight locking mechanism for file related accounting. > 7. use spin_lock instead of bit_spinlock. > > > As a function, patch 5,6 can be an independent patch and I'll accept > reordering series of patch if someone requests. > But we'll need all, I think. > (irq_save for patch 7 will be required later.) > > Any comments are welcome. >
This was onto mmotm-0719..but mmotm-0727 is shipped. I'll post rebased one if someone wants to test.
Thanks, -Kame
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