On Tuesday 06 July 2004 13:27, Robert Locke wrote: > On Tue, 2004-07-06 at 02:17, Gene Heskett wrote: > > There are instructions at the bottom of the grub screen, pick the > > kernel you want to boot, hit the magic 'edit' key combo, then add the > > word single to the end of the displayed line, and remove the 'ro' in > > the middle of it and hit the enter key. This will put you in single > > user mode and let you try to fix it. > > Gene, > > Actually the removal of the ro is probably redundant.... > > When the kernel boots, it mounts the root filesystem (normally > read-only) based on the existence of the ro. This is so later, we can > still do an fsck on the filesystem (cannot do it on a filesystem that is > mounted rw, but can on one mounted ro). > > Now, the word "single", "s" or "S" as a kernel parameter gets passed to > init that boots us into single user mode. Single user mode will run > /etc/rc.d/rc.sysinit, which will then "remount" the root filesystem > read-write after checking it and should mount the rest of your > filesystems after checking them also. Of course, if fsck fails, we end > up getting dumped into an sulogin shell to try to repair the filesystem. > > Personally, I use an "a", "space", "s", "Enter" to boot myself into > single user mode. > > --Rob The few times I've done that, I recall having to remount / read/write before I could modify anything. But thats been a bit more than a year, probably closer to 3 since I last had to do that. Thanks for the update!
