[olug] Installing multiple linux distros...

adunlop techworld.mail at gmail.com
Wed Aug 5 17:40:59 UTC 2009


Centos 5.3 comes with grub.x86_64.0.97-13.2.  Out of curiosity, what  
makes it obsolete/what feature is missing compared to Ubuntu's?

Aaron

On Aug 5, 2009, at 11:54 AM, Dan Linder wrote:

> Yeah, the grub+/boot updates will make this a pain...  I can setup the
> Ubuntu grub to be the "main" grub boot loader (installed to the boot
> sector of the hard disk: /dev/sda), then chain load the CentOS grub
> loader (and have CentOS install grub to its partition (/dev/sda5).
>
> I might have to play with this in a VM instance just to get the  
> experience.
>
> DanL
>
> On Wed, Aug 5, 2009 at 11:19, Jay Swackhamer<Jay at reboottheuser.com>  
> wrote:
>> I set up a new development workstation for Matt Payne recently with
>> this configuration.
>>
>> You will need to use the grub version for booting that comes with
>> ubuntu, since the centos version is quite a bit older.
>>
>> Then add the boot info for centos into the conf on your ubuntu
>> /boot/grub, and remember to update it if/when you update the centos
>> kernel.
>>
>> Instead of sharing the home dir, you might want to just make a
>> link/mount the other partition to pull files from. If you share the
>> home, you could run into config file version incompatibilities,
>> depending on your window manager.
>>
>> You can use the same swap partition without issues, as long as you
>> dont want to use hibernation.
>>
>> i.e.
>>
>> / ubuntu
>> / centos
>> swap
>>
>> in ubuntu, the centos partition is mounted under /centos
>> in centos, the ubuntu partition is mounted under /ubuntu
>>
>> then on each side, put a link to your home dir on the other side
>>
>> i.e. /home/dan/centos -> /centos/home/dan
>>
>> --
>> Jay Swackhamer
>> Reboot The User
>> 402-933-6449
>> http://www.reboottheuser.com
>> http://www.cafepress.com/rtu
>> http://stores.ebay.com/RebootTheUser
>> http://www.hotr.com
>>
>>
>> Quoting Dan Linder <dan at linder.org>:
>>
>>> Has anyone ever installed multiple linux distros to a single  
>>> computer?
>>>  I'm going to setup a separate home directory so I get the same  
>>> $HOME,
>>> but I'll just make one large "/" per distro (which will include / 
>>> boot,
>>> /etc, /var, etc).  I know Ubuntu configures Grub to use the  
>>> partitions
>>> UUID, but if I then install CentOS, will it play nicely with the
>>> pre-installed Grub and update properly?
>>>
>>> Thanks,
>>>
>>> Dan
>>> --
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>>> from
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>>> Asimov (Author)
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>>
>>
>>
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>
>
>
> -- 
> ******************* ***************** ************* ***********
> ******* ***** *** **
> "Quis custodiet ipsos custodes?" (Who can watch the watchmen?) -- from
> the Satires of Juvenal
> "I do not fear computers, I fear the lack of them." -- Isaac Asimov  
> (Author)
> ** *** ***** ******* *********** ************* *****************
> *******************
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