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On 10 Sep 2004, Mingming Cao wrote: > On Tue, 2004-09-07 at 06:02, Stephen Tweedie wrote: > > The patches in the following set contain several cleanups for ext3 > > reservations, fix a reproducable SMP race, and turn the per-superblock > > linear list of reservations into an rbtree for better scaling. > > > These changes have been in rawhide for a couple of weeks, and have > > been undergoing testing both within Red Hat and at IBM. > > > > We have run several tests on this set of the reservation changes. We > compared the results w/o reservation, rbtree based reservation vs link > list based reservation. I have some more results at http://eaglet.rain.com/ram/seekwrite/seekwrite.html In summary reservation code performs better than non-reservation. There is no clear winner while comparing link-based reservation v/s rbtree reservation. RP - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||
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