Messages in this thread | | | Date | Fri, 2 Jul 2010 15:31:43 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [PATCH 14/14] fs,xfs: Allow kswapd to writeback pages |
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On Fri, 2 Jul 2010 15:26:43 +0900 KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> > I see the direction you are thinking of but I have big concerns about clean > > pages getting delayed for too long on the LRU_CLEANING pages before kswapd > > puts them back in the right place. I think a safer direction would be for > > memcg people to investigate Andrea's "switch stack" suggestion. > > > Hmm, I may have to consider that. My concern is that IRQ's switch-stack works > well just because no-task-switch in IRQ routine. (I'm sorry if I misunderstand.) > Ok, I'll think about this 1st.
Thanks, -Kame
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