Software RAID1

Jason King jking at informs.com
Thu Sep 15 10:36:51 PDT 2005


Also, I noticed that this command:

sed -e 's/dev\/ad0/dev\/mirror\/gm0/g' </mnt/etc/fstab.orig >/mnt/etc/fstab

Doesn't seem to do anything to the fstab file on the second disk. Isn't it suppose to be changing something?

Jason



Jerry McAllister wrote:

>>The instructions say to use ad0 and ad1 as the /dev names but those
>>devices don't exist on my server. The device names are da0 and da1. I'd
>>be glad to post anything you wish, but I don't know what the dmesg is,
>>or how I get it. Can you tell me where I can get that information?
>>    
>>
>
>ado, ad1....adnn are IDE devices.   da0, da1....dann are SCSI devices.
>Use whichever you have.
>
>////jerry
>
>  
>
>>Jason
>> 
>>Andrea Venturoli wrote:
>>
>>    
>>
>>>Jason King wrote:
>>>
>>>      
>>>
>>>>I am having trouble with THESE instructions:
>>>>http://people.freebsd.org/~rse/mirror/
>>>>
>>>>I'm trying to create a RAID1 system with FreeBSD and the instructions
>>>>are not working. I'm getting this error:
>>>>
>>>>mail# gmirror insert gm0 /dev/da0
>>>>Cannot access provider da0.
>>>>
>>>>The command is trying to add the first disk /dev/da0 to the mirror gm0.
>>>>Has anyone else had success at creating a RAID1 mirror on FreeBSD. If
>>>>so, please let me know how you did it because these instructions are not
>>>>working at all.
>>>>        
>>>>
>>>I used that tutorial on different machines and it has always worked.
>>>Maybe you have to substitute da0 with something else, that depends on
>>>your hardware. Can you provide a your dmesg at boot time?
>>>
>>> bye
>>>    av.
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>>>      
>>>
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>>    
>>
>
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