>> >> I need to test a kernel config change on a remote system. Is >> >> there a safe way to do this? The fallback thing in grub has never >> >> worked for me. When does that ever work? >> > >> > >> > You can press ESC in the Grub screen and it will take you to >> > text-only mode. There, you select an entry, press "e" and edit it. >> > Press ENTER when you're finished, and then press "b" to boot your >> > modified entry. >> > >> > That way, you can boot whatever kernel you want if the current one >> > doesn't work. >> >> I can't do that remotely though. I'm probably asking for something >> that doesn't exist. >> >> - Grant >> > > Don't do that if you don't have some tool like KVM, or other remote > management of the server. Or if it is available in the data center, > just call them and order this service for the time you need to do > updates. > > This is why I don't use gentoo on servers any more, just because > I rather stay safe than sorry.
How is another distro different in this situation? - Grant > But if you really need to do that (and you don't have any chance to > get KVM attached), just create an virtual machine with backup of your > server and test that kernel there, and check that you have all the > modules you need on the server. But this is the last thing I would do. > > > Good luck, > Robert.