I would think that you need to tune your filesystem. How about this article on "On-demand readahead"
http://lwn.net/Articles/235164/ brian On Tue, Apr 13, 2010 at 08:16:05PM -0700, Bill Broadley wrote: > BTW, as an example of how bad performance gets when you are randomly > accessing 4G of data: > http://broadley.org/bill/random-read.png > > I've not seen any way to tune linux software RAID or apache that lets > you set the minimum read size/prefetch. > > Note it's a log/log graph. > > _______________________________________________ > vox-tech mailing list > [email protected] > http://lists.lugod.org/mailman/listinfo/vox-tech -- Brian Lavender http://www.brie.com/brian/ "Those that fail to learn from history, are doomed to repeat it." - Winston Churchill _______________________________________________ vox-tech mailing list [email protected] http://lists.lugod.org/mailman/listinfo/vox-tech
