On Fri, Feb 20, 2009 at 3:15 PM, Stephen Leonard Character
<Stephen.Character@xxxxxxxxxxx> wrote:
> I have a server set up with 4hdd using software raid. I have /boot on
a
> raid1 on md0 , / on raid5 on md1, and swap on raid0 on md2. If one of
my
> drives die, how to I recover?
>First, put the swap also on RAID1, you don't want part of your memory
>to become unavailable is a drive dies. Using RAID has no use then.
>If a drive dies nothing will happen, your system will continue to keep
>running (if you put your swap on raid1 that is). But make sure you
>configure mdadm to send you a mail when that happens, so you know a
>drive is gone.
>For recovery, just replace the disk, repartition it and re-add the
>partitions to the raid arrays and your are done. The disks will resync
>and then everything is back to how it was.
>Regards,
>Tim
>Thanks for the reply's, I'm assuming to do the repartitioning with
fdisk
>or gparted to repartition, what tools do I use to manage the software
>raid? I.e. how do I go about changing the swap partition to raid1 and
>re-add the partitions to the array? This system is for me to practice
on
>for my RHCT/E exams(too broke to pay for training) so I'm planning on
>breaking one of the drives(just remove it) and add a new one for
>practice.
>Thanks in advance,
>Stephen
Sorry, after re-reading your post, I saw you mentioned mdadm. Thanks for
the info.
Regards,
Stephen
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