Gentoo Archives: gentoo-user

From: gevisz <gevisz@×××××.com>
To: "gentoo-user@l.g.o" <gentoo-user@l.g.o>
Subject: Re: [gentoo-user] Kernel does not boot after adding a new SATA drive
Date: Tue, 06 Sep 2016 19:01:33
Message-Id: CA+t6X7dLho8ZJPKOFwrezvf9QN3OtuEBDH+GWuAx6EB_1Kjr5Q@mail.gmail.com
In Reply to: Re: [gentoo-user] Kernel does not boot after adding a new SATA drive by Willie M
1 2016-09-06 21:45 GMT+03:00 Willie M <matthews.willie80@×××××.com>:
2 > On 09/06/2016 11:38 AM, gevisz wrote:
3 >> 2016-09-06 21:21 GMT+03:00 Neil Bothwick <neil@××××××××××.uk>:
4 >>> On Tue, 6 Sep 2016 21:16:12 +0300, gevisz wrote:
5 >>>
6 >>>> I had one IDE hard drive for /
7 >>>> and one SATA hard drive for /home
8 >>>>
9 >>>> After adding another (yet non-formatted) SATA hard drive
10 >>>> the system panics and complains that it cannot find kernel
11 >>>> (if I understood it correctly :).
12 >>>>
13 >>>> As it happens after the GRUB(2) menu, I suspect GRUB(2).
14 >>>>
15 >>>> Just executed
16 >>>> # grub-mkconfig -o /boot/grub/grub.cfg
17 >>>> but have not tried to reboot yet.
18 >>>>
19 >>>> After disconnecting a new hard drive, the system boot normally.
20 >>>
21 >>> It sounds like you are specifying the root device by device node and
22 >>> those have changed with the addition of a new drive. Using UUID or LABEL
23 >>> will avoid this problem.
24 >>
25 >> Thank you for the prompt reply!
26 >>
27 >> In my fstab, all the old drives are specified by UUID.
28 >> And the new one does not have UUID yet.
29 >>
30 >> But it seems that GRUB does not read fstab... :(
31 >>
32 >> Where else should I specify them?
33 >>
34 >> Do you think that running
35 >> # grub-mkconfig -o /boot/grub/grub.cfg
36 >> with a new drive connected will be enough?
37 >>
38 > I edit the /etc/default/grub.
39
40 I have already looked into this file but did not find where to set the
41 UUID of the root partion.

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