Please tell me 4.x and 5.x series of different series 4.11 and 5.3 are left not long ago. Can they were right to do what? ? ? What is the difference between 4.x and 5.x? Core also fundamentally different? ? ? Which is more suitable for servers, stability is good? Thank you! ! ! Please tell me 4.x and 5.x series of different series BSD 4.x and 5.x is the two branches, the main consideration is the stability 4.x, 5.x is focused on new technology. If the server for the proposed options 4.x Please tell me 4.x and 5.x series of different series Compared to migrate mainly in the following aspects greatly enhance 4.x 1, SMP 2, thread support. If you are 单cpu machines can be considered as the first 4.x servers. If multi-CPU, it appears sufficient to stabilize or 5.3. Please tell me 4.x and 5.x series of different series Thank you. Please tell me 4.x and 5.x series of different series I spent a few months more than 5.3 cpu, currently operating normally [ Closed window ]