On Wed 30-03-11 22:52:49, Greg Thelen wrote: > On Wed, Mar 30, 2011 at 7:01 PM, KAMEZAWA Hiroyuki > <kamezawa.hiroyu@xxxxxxxxxxxxxx> wrote: > > I'd like to sort out topics before going. Please fix if I don't catch enough. > > > > mentiont to 1. later... > > > > Main topics on 2. Memcg Dirty Limit and writeback ....is > > > > a) How to implement per-memcg dirty inode finding method (list) and > > how flusher threads handle memcg. > > I have some very rough code implementing the ideas discussed in > http://thread.gmane.org/gmane.linux.kernel.mm/59707 > Unfortunately, I do not yet have good patches, but maybe an RFC series > soon. I can provide update on the direction I am thinking. > > > b) Hot to interact with IO-Less dirty page reclaim. > > IIUC, if memcg doesn't handle this correctly, OOM happens. > > The last posted memcg dirty writeback patches were based on -mm at the > time, which did not have IO-less balance_dirty_pages. I have an > approach which I _think_ will be compatible with IO-less > balance_dirty_pages(), but I need to talk with some writeback guys to > confirm. Seeing the Writeback talk Mon 9:30am should be very useful > for me. > > > Greg, do we need to have a shared session with I/O guys ? > > If needed, current schedule is O.K. ? > > We can contact any interested writeback guys to see if they want to > attend memcg-writeback discussion. We might be able to defer this > detail until Mon morning. Yes, I plan to take part in this discussion. If this would be joint session with fs people (which kind of makes sense) it's simpler for me but I can surely handle if it isn't :). Honza -- Jan Kara <jack@xxxxxxx> SUSE Labs, CR -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>