>cat /proc/mdstat
Personalities : [raid6] [raid5] [raid4] [linear] [multipath] [raid0] [raid1]
[raid10]
md127 : active (auto-read-only) raid5 sdb2[1] sda2[0] sdc2[2]
5855092736 blocks super 1.2 level 5, 512k chunk, algorithm 2 [3/3] [UUU]
resync=PENDING
unused devices:
>ls
(hd0)
Sorry, I was hand typing that in. That should have been:
>ls
(hd0) (hd0,gpt3) (hd0,gpt2) (hd0,gpt1) (hd1) (hd1,gpt3) (hd1,gpt2)
(hd1,gpt1) (hd2) (hd2,gpt3) (hd2,gpt2) (hd2,gpt1)
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Yeah, I think that's the issue. Should the ls list MD127 as part of the
list of devices? How do I get GRUB to do that? Seems like there's a
problem with the installer and/or GRUB itself, since I stipulated the
RAID in the partition step of the installation.
So, in the meantime, how do I get GRU
This post also lists the problem with mdadm calling the RAID MD127
instead of MD0:
http://ubuntuforums.org/showthread.php?t=1764861
Sounds like there are a lot of problems with the installer, or the
components of the installer getting the settings right for a RAID
install.
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I'm using 3@3TB drives, and I would like to setup Ubuntu in a software
RAID5 configuration.
When I tell the installer to setup the partitions automatically, it gives me 3
partitions. I have tried setting the first partition on each drive to a
BIOSGRUB without raid and it f
Thanks for the quick response Philip. I have tried what you suggested here,
and Ubuntu failed to install. I will give you more detailed info once I
re-try.
I have used the 1mb partition and marked it as bios_grub, and was unable to get
Ubuntu to load after the install. I have also tried to
I tried it one way using BIOS_GRUB as the partition type for the first
partition on all 3 drives. That install didn't work.
I then tried (following this wiki on the Ubuntu site:
https://help.ubuntu.com/community/Installation/SoftwareRAID) using a
Raid1 configuration for my partitions and mounting
Installation using the individual bios_grub partitions went through
without a hitch, but when I rebooted the machine, the error I get is:
error: no such disk
grub recovery >
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I had an extra hard drive, so I loaded up Ubuntu 11.04 (not server), and
booted from that drive to produce this results.txt from the BASH script.
You'll see another harddrive listed outside of the Raid5, and this is
the harddrive loaded with Ubuntu. When I installed 11.04 server, I
removed this dr
I'm still stuck on this with over a week of downtime. Can I get any
assistance?
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https://bugs.launchpad.net/bugs/789226
Title:
11.04 with Software Raid5 fails to install correctly
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