William Lee Irwin III wrote: >> I readily concede that seeks are most costly. Yet memory contiguity >> remains rather influential. >> Witness the fact that I'm now being called upon a second time to >> adjust the order in which mm/page_alloc.c returns pages for the >> sake of implicitly establishing IO contiguity (or otherwise >> determining why things are coming out backward now).
On Fri, Apr 27, 2007 at 08:22:07PM +1000, Nick Piggin wrote: > Just a random aside question... doesn't Oracle db do direct IO from > hugepages? If and when configured to use direct IO and hugepages, yes. It's also noteworthy thar Oracle has more code than its database. -- wli - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/