Sorry bad English, is that I am Brazilian and am using the translator.
My Galaxy s4 takes about 2 seconds to activate the mobile screen, the problem occurs only in roms customized as cyanogen, GPE and other. How to solve this problem?
Friend also thought the same, that kernel recommend for custom rom?
Amigo também pensei o mesmo, que kernel voce recomenda para rom customizadas?
you could try a custom kernel but if you are running an AOSP ROM, go into your settings and go into performance. You'll see a tab saying governors and change your governor to something else other than a batter saver such as "powersave" to something like "ondemand".
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?