On Wed, Aug 09, 2006, huang mingyou wrote: > The disk size is 6G,and I format it as ext3,so have 5.6G free space can use. > and I set the cache_swap_low to 93 Ah, well, if the disk is that small then you're going to need more 'free' room or the disk performance will suffer. So yes, you'd have to use ~50% of that (ie, 2600 megabytes ish) as your cache_dir size. Adrian