From: Stan Hoeppner <stan@hardwarefreak.com>
To: David Brown <david.brown@hesbynett.no>
Cc: Flynn <flynn@kodachi.com>, Linux RAID <linux-raid@vger.kernel.org>
Subject: Re: RAID6 Reshape Gone Awry
Date: Fri, 03 Aug 2012 13:25:34 -0500 [thread overview]
Message-ID: <501C179E.7070709@hardwarefreak.com> (raw)
In-Reply-To: <501BD420.10203@hesbynett.no>
On 8/3/2012 8:37 AM, David Brown wrote:
> On 03/08/2012 13:18, Stan Hoeppner wrote:
>> The primary function of RAID is to protect your data in the event of a
>> _disk_ failure. Creating multiple arrays from _partitions_ on the same
>> set of physical disks does nothing to protect one from disk failure.
>>
>
> That's not how I understand the disk layout - if I'm right, it is still
> a monstrosity, but one that will offer protection on disk failure.
I didn't state this setup would not protect data from disk failure. I
stated that a single array would have done that. Making 9 more simply
causes all kinds of problems without any additional benefits.
--
Stan
prev parent reply other threads:[~2012-08-03 18:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-03 5:27 RAID6 Reshape Gone Awry Flynn
2012-08-03 11:18 ` Stan Hoeppner
2012-08-03 13:37 ` David Brown
2012-08-03 14:53 ` Roman Mamedov
2012-08-03 15:44 ` Flynn
2012-08-03 18:25 ` Stan Hoeppner [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=501C179E.7070709@hardwarefreak.com \
--to=stan@hardwarefreak.com \
--cc=david.brown@hesbynett.no \
--cc=flynn@kodachi.com \
--cc=linux-raid@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.