Re: [patch 0/5] refault distance-based file cache sizing
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On 2012年05月17日 21:11, Rik van Riel wrote:
On 05/16/2012 01:25 AM, nai.xia wrote:Hi Johannes, Just out of curiosity(since I didn't study deep into the reclaiming algorithms), I can recall from here that around 2005, there was an(or some?) implementation of the "Clock-pro" algorithm which also have the idea of "reuse distance", but it seems that algo did not work well enough to get merged?The main issue with clock-pro was scalability. Johannes has managed to take the good parts of clock-pro, and add it on top of our split lru VM, which lets us keep the scalability, while still being able to deal with file faults from beyond the inactive list.
Hmm, I see. Thanks for the reply. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. 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>