-----Original Message-----
From: centos-bounces@xxxxxxxxxx [mailto:centos-bounces@xxxxxxxxxx]On
Behalf Of Les Mikesell
Sent: Monday, January 07, 2008 12:39 PM
To: CentOS mailing list
Subject: Re: Migrating software raid from SUSE 9.0 to Centos 5
>
>
>
> Dan Carl wrote:
>> I forgot to add the file system is riserfs.
>>
>> -----Original Message-----
>> From: centos-bounces@xxxxxxxxxx [mailto:centos-bounces@xxxxxxxxxx]On
>> Behalf Of Dan Carl
>> Sent: Friday, January 04, 2008 5:43 PM
>> To: centos@xxxxxxxxxx
>> Subject: Migrating software raid from SUSE 9.0 to Centos 5
>>
>>
>> I have a SUSE 9.0 box with a software raid.
>> It consists of 6 IDE drives and three different controllers
>> The OS is on a separate drive.
>> What I want to do is put a new boot drive in load Centos on it.
>> Then I want to be able to mount the raid without loosing any of the data
> on
>> it.
>> What information do I need from the SUSE OS (raid info etc...) to tell
>> Centos how to recognize it?
>> The data is backup on DVD's but it would be a real pain to reload it.(its
>> around a terabyte of data)
>> So I'm writing here for some advice.
>> I've setup many raids in the past but only fresh installs.
>> Thanks
>
> After you do your base Centos install and 'yum update', do:
> yum --enablerepo=centosplus update kernel
> yum --enablerepo=centosplus install reiserfs-utils
>
> Then reboot, and you should be able to mount the raid and add it to
> /etc/fstab.
>
> Ok but how does Centos recognise the ARRAY?
> Is the Array's configuration stored some where?
> SUSE uses raidtab.
> The only raid type conf file on my other Centos boxes is /etc/mdadm.conf
If the partition type is FD, the kernel will autodetect and assemble it
at boot time.
> So you mean to tell me I just have to make sure reiserfs is installed,
then
> just mount like this in fstab
> /dev/md0 /home/tera reiserfs defaults
1
> 2
> #mount -a
> and bang everything in done?
> Something tells me it can't be that easy.
Before putting it in /etc/fstab, do a 'cat /proc/mdstat' to be sure that
md0 really exists and includes the right underlying devices, but yes,
it should be that simple.
Dan Carl wrote:
Sorry, I forgot to follow-up
You're right it was that easy.
Thanks
Dan
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