file systems

[sven falempin]

On Wed, Mar 26, 2014 at 6:36 PM, Thomas Mueller
<mueller6724 at bellsouth.net> wrote:
> from illoai at gmail.com:
>
>> On 26 March 2014 15:38, Friedrich Locke <friedrich.locke at gmail.com> wrote:
>> > Hi folks,
>
>> > i am in need to install *BSD on a 16T partition. I would like to OBSD, but
>> > someone from the OBSD community told me that altough OBSD uses ufs2, fsck
>> > would take to much time and memory against this partition.
>
>> > I wonder if FBSD can really handle large partition with no side effects.
>> > What FS should i use with FBSD?
>
>> > Sorry if this question seems to basic; it dues to my lack of experience
>> > with FBSD.
>
>> You're talking about a single filesystem of 16TB?  Well, depending
>> on how you plan to use it, that might work.  It will probably take
>> several GB of memory to fsck such a monster.
>
>> You can use zfs, which will need several GB of memory all of the
>> time, but was designed to handle such terrible big things.
>
>> FreeBSD also recently (in the last decade) added SU+J
>> (q.v. http://jeffr-tech.livejournal.com/22716.html )
>> which may work for such a horrible large thing.
>
> You don't say how much RAM you have, and I am not familiar with how much RAM is needed to fsck a big ufs2 file system.
>
> I would look into SU+J.
>
> My biggest hard drive is 3 TB, and biggest partition only a small percentage of that, and OpenBSD can't read any part of it.
>
> I don't think OpenBSD would be suitable.  OpenBSD lacks support for GPT, also no support for USB 3.0.

USB 3 is in test, and my usb 3 key is working with it.
GPT is lacking

>
> Only way I use OpenBSD is live USB from liveusb-openbsd.sourceforge.net .  I managed to get X to start by tweaking an xorg.conf from NetBSD, but still the mouse pointer remained invisible.  Only way I know the mouse pointer existed was by what part of the screen became active.  So that USB stick sits inactive most of the time.
>
> Tom
>
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