Re: [WBEL-users] steps to help recover data from a crashed system? (boot drive crashed, need to get data from data drive)

Dale Lists spake the following on 2/13/2006 2:25 PM:
> Hello Scott,
> 
> Scott Silva wrote:
> 
> [snip]
> 
>>>> Is this a raid array? Or just 2 drives?
>>>> It makes a difference on what you might recover, and how
>>>> easy it will be (or difficult).
>>>>     
>>> Currently the setup is just 2 drives. The drive I believe
>>> that is hosed is the boot drive, the second drive is the
>>> /var volume which contains my websites and mail spools.
>>>
>>> So I am hoping I will be able to get the data from the /var
>>> volume.
>>>
>>> Dale
>>>   
>> You should be able to get to that data with the Knoppix disk. But you
>> will
>> need somewhere to put it if you are going to format the remaining drive.
>> I wouldn't recommend raid 0 for your new install if you want any hope of
>> recovery should one of the drives fail.
>>  
>>
> 
> I thought RAID 0 is simply mirroring - Raid  1 is striping - right? Why
> would mirroring be more difficult to recover data from?
Actually, that is backwards. Raid 0 is striping, and raid 1 is mirroring.

http://www.tldp.org/HOWTO/Software-RAID-HOWTO-1.html#ss1.4


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