Gentoo Archives: gentoo-user

From: David Mehler <dave.mehler@×××××.com>
To: gentoo-user <gentoo-user@l.g.o>
Subject: [gentoo-user] raid autodetection uuid differences
Date: Sat, 17 Apr 2010 19:01:53
Message-Id: g2l78e0dabc1004171200i6cbeafe2udd92e5e9bbbf606d@mail.gmail.com
1 Hello,
2 I've got a new gentoo box with two drives that i'm using raid1 on. On
3 boot the md raid autodetection is failing. Here's the error i'm
4 getting:
5
6 md: Waiting for all devices to be available before autodetect
7 md: If you don't use raid, use raid=noautodetect
8 md: Autodetecting RAID arrays.
9 md: Scanned 4 and added 4 devices.
10 md: autorun ...
11 md: considering sda3 ...
12 md: adding sda3 ...
13 md: sda1 has different UUID to sda3
14 md: adding sdb3 ...
15 md: sdb1 has different UUID to sda3
16 md: created md3
17 md: bind<sdb3>
18 md: bind<sda3>
19 md: running: <sda3><sdb3>
20 md: personality for level 1 is not loaded!
21 md: do_md_run() returned -22
22 md: md3 stopped.
23 md: unbind<sda3>
24 md: export_rdev(sda3)
25 md: unbind<sdb3>
26 md: export_rdev(sdb3)
27 md: considering sda1 ...
28 md: adding sda1 ...
29 md: adding sdb1 ...
30 md: created md1
31 md: bind<sdb1>
32 md: bind<sda1>
33 md: running: <sda1><sdb1>
34 md: personality for level 1 is not loaded!
35 md: do_md_run() returned -22
36 md: md1 stopped.
37 md: unbind<sda1>
38 md: export_rdev(sda1)
39 md: unbind<sdb1>
40 md: export_rdev(sdb1)
41 md: ... autorun DONE.
42 EXT3-fs: unable to read superblock
43 FAT: unable to read boot sector
44 VFS: Cannot open root device "md3" or unknown-block(9,3)
45 Please append a correct "root=" boot option; here are the available partitions:
46 1600 4194302 hdc driver: ide-cdrom
47 0810 20971520 sdb driver: sd
48 0811 40131 sdb1
49 0812 530145 sdb2
50 0813 20394517 sdb3
51 0800 20971520 sda driver: sd
52 0801 40131 sda1
53 0802 530145 sda2
54 0803 20394517 sda3
55 Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(9,3)
56 Pid: 1, comm: swapper Not tainted 2.6.32-gentoo-r7 #1
57 Call Trace:
58 [<c12e4bd9>] ? panic+0x38/0xd3
59 [<c143fb34>] ? mount_block_root+0x1e9/0x1fd
60 [<c143fb81>] ? mount_root+0x39/0x4d
61 [<c143fcd7>] ? prepare_namespace+0x142/0x168
62 [<c143f31e>] ? kernel_init+0x167/0x172
63 [<c143f1b7>] ? kernel_init+0x0/0x172
64 [<c100344f>] ? kernel_thread_helper+0x7/0x10
65
66 I've booted with a live CD and checked the arrays they look good, i'm
67 not sure how to correct this UUID issue, any suggestions welcome.
68 Thanks.
69 Dave.

Replies

Subject Author
Re: [gentoo-user] raid autodetection uuid differences Volker Armin Hemmann <volkerarmin@××××××××××.com>
Re: [gentoo-user] raid autodetection uuid differences Mark Knecht <markknecht@×××××.com>