On Wed, 14 Dec 2011, Eric Dumazet wrote:
We should try to batch things a bit, instead of doing a very small unit of work in slow path. We now have a very fast fastpath, but inefficient slow path. SLAB has a litle cache per cpu, we could add one to SLUB for freed objects, not belonging to current slab. This could avoid all these activate/deactivate overhead.
Yeah, this is definitely worth looking at. Pekka -- 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>