I want some process not to run because I don't need them. Is there a way to prevent from running some processes?
After start up if possible or by opening applications with is it "child process" (i mean under).
11 Answer
You can stop the process from running by changing the permissions.
Look for the process and remove the execute permission.
use -x option with chmod command to remove the execute permission.
Be sure of what you are doing. Few process might depend on other process. So make sure what you stopping.