Hi, 2013-06-26 (수), 14:10 +0900, Namjae Jeon: > 2013/6/25, Jaegeuk Kim <jaegeuk....@samsung.com>: > >> > - any priority scheme for cleaning? > >> Could you plz tell me a little more detail ? > > > > I meant, as well as the GC times, user also gives a kind of status like: > > LONG_IDLE, SHORT_IDLE, something like that. > > Therefore, how about using this information to select a victim selection > > policy between cost-benefit and greedy algorithms? > currently we will provide the option of updating the time values from > the ‘sysfs’ interface, and the GC policy is selected by default from > GC thread based upon the gc type, BG or FG. > So, do you mean we should provide an option to select the default GC > policy for the user using ‘sysfs’ interface? Like, if the user sets > “LONG_IDLE” – we choose Cost Benefit and in case of SHORT_IDLE > “Greedy” ? Please elaborate more on this.
Yes, exact. For example, if an user configures a small period of GC interval but gives LONG_IDLE, we can choose cost-benefit. But, if SHORT_IDLE is given with a long GC period, we need to choose greedy. How do you think? Thanks, -- Jaegeuk Kim Samsung -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
