Hi, Russell > > Kernel text replication does not give arbitary guarantees of > improvement, so pulling figures of "gain of over 50%" is a complete > misrepresentation - it's highly workload and platform specific. > Thanks for your rapid reply. Yes, the performance is indeed strongly related to the system, I will continue to do more test with this patch to analyse the system performance bottlenecks. BTW, I have mentioned "gain of over 50%" because I am interesting on your test environment and test tools and maybe I could reproducing the experimental scenario. Many thanks YiNing