Max usable disk space (Les Mikesell)

[Jason Ragsdale]

I will be putting /boot and /var /tmp onto 2 80gb RAID1 mirrored  
drives, the RAID5 Devices will be used for datastorage only.
> Message: 4
> Date: Fri, 30 Dec 2005 10:35:42 -0600
> From: Les Mikesell <lesmikesell at gmail.com>
> Subject: Re: Max usable disk space
> To: For users of Fedora Core releases <fedora-list at redhat.com>
> Message-ID: <1135960542.18911.31.camel at moola.futuresource.com>
> Content-Type: text/plain
>
> On Fri, 2005-12-30 at 03:21, Thomas Cameron wrote:
>> > > All,
>> > >  I am looking to build a NSF server starting with:
>> > > 4 x 300GB drives RAID5, and adding 4 more 500GB RAID5 drives later.
>> > > Is  there a max filesystem size limit with fedora core 4? Or are there
>> > > any  other options that may cause me issues later down the road?
>> > > Thanks in  advance.
>> > > -Jason
>> > >
>> > I just found out that fdisk doesn't like raw devices > 2TB.  Don't know
>> > of a way around that limitation, but that's the only one I can think of.
>>
>> I believe parted will work on partitions over 2TB.
>>
>> FC 4 will address filesystems up to 8TB, so you should be fine.
>
> Note that you can't boot from partions over 2TB and I'm not
> sure if grub knows enough to use them as the root partition
> either.  With something that size, I think I'd put both
> /boot and / on separate partitions, and perhaps leave spares
> so that the next OS version could be loaded without destroying
> the existing one to minimize chances of extended downtime
> later.
>
> --
>   Les Mikesell
>     lesmikesell at gmail.com
>
>
>
>