On Tue, 2011-10-18 at 14:49 +0300, Wang Xingchao wrote: > Tanu, i've not done much performance test, do you have some tools for > svolume test? All suggestions are appreciated. No, I don't know any particular tools. I was asking just because I don't think the patches can be merged before there is some proof that they are actually helpful (I believe that it's not uncommon for optimization efforts to not actually help as much as expected). -- Tanu