Tag Info

New answers tagged

2

Zygote isn't really bound up with Dalvik, it's just an init process. Zygote is the method Android uses to start apps. Rather than having to start each new process from scratch, loading the whole system and the Android framework afresh each time you want to start an app, it does that process once, and then stops at that point, before Zygote has done anything ...


2

/data/property/persist.sys.dalvik.vm.lib contains the name of the runtime library you wish to use - libart.so or libdvm.so. So, you can switch back to Dalvik like so: adb shell 'echo libdvm.so >/data/property/persist.sys.dalvik.vm.lib' Source


0

Android's Dalvik runtime was "just fine" in terms of performance, but it was still a bottleneck as it only ran at the moment assets were needed (what is called the "Just-In-Time" or JIT compiler). ART instead uses an Ahead-of-Time compiler (AOT) to process application code before it is needed. Some users have turned it on in 4.4 and report increased ...


1

It's worth noting that rebooting after switching runtimes may take several hours - at least this has been my experience. This is because the ART recompiles all your applications. It may even do it more than once if the process is interupted (e.g. due to battery drain) - i.e it start over again at the top. I'm hoping that switching back will be quicker ...


2

Just try it by yourself. I've felt no real difference. Maybe it is something that is device specific or there is just a very small difference. But it can change with Android 5.0 'L' because ART on Android 4.4 is some sort of beta version. Switching to ART is as easy as switching back to Dalvik. Settings > Developer Options > Select Runtime. There ...



Top 50 recent answers are included