System only boots to read-only
Doll, Margaret Ann
margaret_doll at brown.edu
Wed Oct 16 18:31:40 UTC 2013
The UUIDs for /boot and /home match the entries in /dev/disk/by-uuid
On Wed, Oct 16, 2013 at 2:16 PM, mark <m.roth at 5-cent.us> wrote:
> On 10/16/13 14:10, Doll, Margaret Ann wrote:
>
>> Sorry. I moving between buildings. Below is the data.
>>
>> df
>> /dev/mapper/VolGroup00-**LogVol00 34% /
>> tmpfs 0% /dev.shm
>> /dev/sda3 45% /boot
>> /dev/sda5 92% /home
>> /dev/sdb1 1% /tycho-1
>> /dev/sde1 37% /raid
>>
>> I had to mount everything except / by hand
>>
>> service network start
>> Bringing up loopback interface:
>> Bringing up interface eth0:
>> Determining IP information for eth0...Can't create
>> /var/run/chclient-eth0.pid:
>> Read-only file system.
>> ...
>>
>> fdisk /dev/sda
>> p
>> /dev/sda1 1 5 40131 de Dell Utility
>> /dev/sda2 6 789 6290480 c W95 FAT32 (LBA)
>> /dev/sda3 790 815 204800 83 Linux
>> Parition 3 does not end on cylinder boundary.
>> /dev/sda4 815 121602 970218496 5 Extended
>> /dev/sda5 815 1337 4194304 83 Linux
>> /dev/sda6 1338 121602 966022144 8e Linux LVM
>>
>> mount /dev/sda6 /tmp
>> mount: unknown filessystem type 'LVM2_member'
>>
>
> Ok, the rescue doesn't seem to understand LVM2.
>
>
>> fstab
>> /dev/mapper/VolGroup-LogVol100 / ext4
>> UUID=f1fa....466 /boot ext4
>> UUID=13a6e...eb5 /home ext4
>> /dev/mapper/VolGroup00-**LogVol101 swap swap
>> tmpfs
>> devpts
>> sysfs
>> proc
>>
>> /dev/sdb1 /tycho-1 ext4
>> /dev/sdd1 /raid ext4
>>
>> Ahhhh.... when you boot via rescue, or if you've brought it up manually,
> check the UUID of the drives. If they've changed, both /etc/fstab *AND*
> /boot/grub/grub.conf need to be changed.
>
> Or you can use e2label to label the filesystem, and then change /etc/fstab
> to
> LABEL=/boot /boot...
> etc.
>
>
> mark
>
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