(2011/10/27 15:28), Carter Cheng wrote: > Thanks Koichi. How do profiling based approaches differ from trace recording > in this context? Trace based approach is completely difference, I think. And I don't know which is suitable for Ruby. (I guest that on small footprint programs, trace based one is good. And ruby is... But I don't have any more experience) -- // SASADA Koichi at atdot dot net