linux-kernel - Re: Is EXT4 the right FS for

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Message-ID: <4D0E5D67.6060504@sandeen.net>
Date:	Sun, 19 Dec 2010 13:30:47 -0600
From:	Eric Sandeen <sandeen@...deen.net>
To:	Justin Piszcz <jpiszcz@...idpixels.com>
CC:	Sandon Van Ness <sandon@...-ness.com>,
	linux-kernel@...r.kernel.org, linux-ext4@...r.kernel.org,
	Alan Piszcz <ap@...arrain.com>
Subject: Re: Is EXT4 the right FS for > 16TB?

On 12/19/10 1:14 PM, Justin Piszcz wrote:
> 
> 
> On Sun, 19 Dec 2010, Eric Sandeen wrote:
> 
>> On 12/19/10 10:53 AM, Justin Piszcz wrote:
>>> Hi,
>>>
>>> Wow, there were no updates though after Eric's last comment..
>>> Eric, have there been any improvements in the past 6 months?
>>>
>>> Or should one still steer clear from EXT4 > 16TB?
>>
>> There is still no released e2fsprogs which supports > 16T for
>> ext4, but testing of the not-released bits is welcomed...
>> Ted says a 16T-capable version is coming soon.  There's still
>> work to be done there, though.
>>
>> -Eric
>>
> 
> Thanks Eric for confirming.
> 
> With 7 x 3TB HDD its now possible to breach 16TB (16.38TB) in RAID-5 so I
> suppose more people may start asking about this.

Agreed, 16T is not that much these days.

As Ric said, XFS will handle it without problem, though.

-Eric

> Justin.
> 

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