[CentOS] Expanding RAID 10 array, WAS: 40TB File System Recommendations

Fri Apr 15 00:45:45 UTC 2011
Christopher Chan <christopher.chan at bradbury.edu.hk>

On Thursday, April 14, 2011 11:19 PM, Ray Van Dolson wrote:
> On Thu, Apr 14, 2011 at 10:44:00PM +0800, Christopher Chan wrote:
>> On Thursday, April 14, 2011 10:11 PM, Ray Van Dolson wrote:
>>> On Thu, Apr 14, 2011 at 10:07:55PM +0800, Emmanuel Noobadmin wrote:
>>>> On 4/14/11, John R Pierce<pierce at hogranch.com>   wrote:
>>>>> since this is the centos list, I really didn't want to suggest this, but
>>>>> if I was building a 20 or 40TB or whatever storage server, I do believe
>>>>> I'd be strongly consider using Solaris, or one of its variants like
>>>>> OpenIndiana, with ZFS.
>>>>> ZFS was engineered from the ground up to scale to zetabytes
>>>> I was actually considering this but then came news that Oracle was
>>>> killing OpenSolaris and likely to be pushing OCFS so decided I
>>>> probably don't want to have something come bite me a year or two down
>>>> the road. I'm not sure how things developed since then though.
>>>> But based on your recommendation and Christopher Chan's, it would seem
>>>> like you guys don't think that long term support/updates would be an
>>>> issue for ZFS?
>>> ZFS and OCFS play in different spaces.  And ZFS is going nowhere... if
>>> you want to use on an "open" OS, OpenIndiana may be a good bet, but
>>> you're best short-term / "mature" option would be Nexenta or Solaris
>>> Express.
>> Huh? What gives Nexenta a better advantage over OpenIndiana? They are
>> both in the same boat. Both will have to migrate to illumos and move
>> away from the last OpenSolaris ON release. Oh, Nexenta has a company
>> backing it? Makes no different when both projects will be using the same
>> core image. Now, if OpenIndiana resists using illumos, then you will
>> have a case for Nexenta over OpenIndiana.
> OpenIndiana is in their what, first release?  I don't think that
> Nexenta 3.x is based on it *yet*.
> Both will eventually converge.
> In the meantime, yes, for storage needs I'd go with Nexenta for the
> reasons you mentioned. :)

Hardy userland, gcc compiled and gnu linked...hmm...I'll give Nexenta a 
shot after they start basing on perhaps Lucid repos.

> For personal use?  Maybe different factors.
> Nexenta the company of course will be contributing to OpenIndiana and
> Illumos...

Now that is news to me. I know that Garrett would be willing to spare a 
man IF the OpenIndiana guys start using illumos as their base for the 
next release...