On Sun, 10 Mar 2013 23:16:10 -0400 Gerry Reno wrote:
Boot to rescue mode and see if you can mount the device containing the root filesystem readonly and see all the files on it.
Then check that the kernel root option is looking at the same device.
I can indeed see all of the files on that computer, including the boot directory and everything under /
I don't know what to do from that point, though.
Here is the grub.conf from the working system, which is pretty much identical to one of the non-working systems. I assume that you mean I need to do something to change and/or fix the root= portion of the kernel commandline, but how do I find out what to change it to?
default=0 timeout=5 splashimage=(hd0,0)/grub/splash.xpm.gz hiddenmenu title CentOS (2.6.32-358.0.1.el6.i686) root (hd0,0) kernel /vmlinuz-2.6.32-358.0.1.el6.i686 ro root=/dev/mapper/vg_ws195-lv_root rd_NO_LUKS LANG=en_US.UTF-8 rd_NO_MD quiet SYSFONT=latarcyrheb-sun16 rd_LVM_LV=vg_ws195/lv_swap rhgb crashkernel=auto KEYBOARDTYPE=pc KEYTABLE=us rd_LVM_LV=vg_ws195/lv_root rd_NO_DM initrd /initramfs-2.6.32-358.0.1.el6.i686.img