[TriLUG] Request for a new file system

Scott Lambdin lopaki at gmail.com
Thu Dec 9 16:29:12 EST 2010


Thanks - That is interesting to know if we ever really need it.

have you heard this song?

My First Love  *Show Num:* 201049 *Date of Show:* December 04, 2010 *Artist:
* Eric Atonna *Publisher:* Eric Atonna *Composer:* Eric Atonna *Length:*
00:53 *Comments:* http://www.folkalley.com/openmic/song.php?id=2224

On Thu, Dec 9, 2010 at 4:17 PM, Sean Korb <spkorb at gmail.com> wrote:

> On Thu, Dec 9, 2010 at 3:13 PM, Scott Lambdin <lopaki at gmail.com> wrote:
>
> > Someone write me a new file system driver, please.   It is for an
> > application's archive storage.  The file system must be fast when an
> > application writes a file, so the file will at first not be compressed.
> > But after some time, the system will compress the file during down
> cycles.
> > But, the files will look the same to the dumb application, whether
> > compressed or not.
> >
>
> I know that a filesystem is really great for a solution... especially if
> it's open source and widely available.  Maybe we can make a filesystem
> using
> zlib.
>
> But I get to play with someone else's money, and there are providers in
> this
> space at the appliance level for Linux.  I use Ocarina products, and for
> 170TB, they offline compress and deduplicate based on file type with
> matched
> compression algorithms based on policy.  They seamlessly offer the file
> back
> as if it was the real deal, and optomize for decompression so in the
> unlikely event you actualy want the file, it is presented in full.  With
> mixed unstructured data and 5 weeks of snapshots I'm getting better than
> 50%
> compression... though I bet I'm 30% duplicated in my environment anyway.
> I'm only doing this on the mirror, but I understand that some major content
> providers are using this on the front end.
>
> Kudos where deserved, I suppose.  I'm not a sales droid, but I play one on
> TV.
>
> --
> Sean Korb spkorb at spkorb.org http://www.spkorb.org
> '65,'68 Mustangs,'68 Cougar,'78 R100/7,'60 Metro,'59 A35,'71 Pantera #1382
> "The more you drive, the less intelligent you get" --Miller
> "Computers are useless.  They can only give you answers." -P. Picasso
> --
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-- 
There's a box?



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