Hi Sean, On Mon, Aug 02, 2010 at 10:17:27AM +0800, Sean Jensen-Grey wrote: > Wu, > > Thank you for doing this. This still bites me on a weekly basis. I don't have much time to test the patches this week, but I should get access to an identical box week after next. That's OK. > BTW, I experience the issues even with 8-10GB of free ram. I have 12GB currently. Thanks for the important information. It means the patches proposed are not likely to help your case. In Comment #47 for bug 12309, your kernel 2.6.27 is too old though. You may well benefit from Jens' CFQ low latency improvements if switching to a recent kernel. Thanks, Fengguang -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>