Re: [gentoo-user] Re: About ready to move /usr, /var and /home to LVM.

[Michael Mol]

On Thu, Apr 12, 2012 at 4:09 PM, Dale <rdalek1967@×××××.com> wrote:
> Nikos Chantziaras wrote:
>> On 12/04/12 22:49, Dale wrote:
>>> Howdy,
>>>
>>> Well, it appears we got the init thingy working.  I'm about ready to
>>> move things around since one of my drives is about full and I need a
>>> spare to move things around with.  I use cp -a to copy things while
>>> booted from a USB stick do hicky.  So far, that has always worked and is
>>> pretty fast.  I do have a question tho.
>>>
>>> When I copy this over, do I still need to copy over null, console and
>>> such to /dev?  I know I don't need everything in /dev but do recall
>>> needing those in the past.  Has this changed since I'm using the init
>>> thingy?  Am I forgetting one?  I thought there was three.
>>>
>>> Anything else that could be a gotcha?  I plan to move this twice.  Once
>>> to the spare drive, repartition the OS drive then copy things back over
>>> again.  It's been a while and with LVM about to be used, I hope it is
>>> the last time.
>>
>> Make sure this is really what you want.  If *any* of the disks in the
>> LVM goes bad, you lose everything, not just the data on that single disk.
>>
>>
>>
>
>
> < dale goes to figure out a way around this one.  >
>
> Thanks for that.  I hadn't thought about that.  If I tie two drives
> together, the file system spans both drives.  One dies, the whole thing
> is broken as you say.  Makes sense.
>
> < scratches chin >   I think I can still make this work tho.  Yea, I got
> a idea.  It wasn't my original plan but this should work.  Sure glad you
> mentioned that though.  THANKS MUCH !!!

This is why I do LVM on top of a RAID device.

-- 
:wq