From: Brad Campbell <lists2009@fnarfbargle.com>
To: Ram Ramesh <rramesh2400@gmail.com>, linux-raid@vger.kernel.org
Subject: Re: Raid5 to raid6 reshape or recreate?
Date: Thu, 14 Aug 2014 11:29:18 +0800 [thread overview]
Message-ID: <53EC2D0E.2070402@fnarfbargle.com> (raw)
In-Reply-To: <CABY_QbU4KWwtqp-TfOz13QMO134WA1J7i5jEFDozwy8aQwV1QQ@mail.gmail.com>
On 14/08/14 01:25, Ram Ramesh wrote:
> On a slightly different topic, will it be faster after a disk
> fail/replacement as opposed to raid reshaping?
Much.
I just re-striped a RAID6 changing the chunk size from 128k to 64k. This
took 12 days all up. It's the seeking that kills it. To replace a disk
or do a resync on the same array takes less than 10 hours.
next prev parent reply other threads:[~2014-08-14 3:29 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-13 1:05 Raid5 to raid6 reshape or recreate? Ram Ramesh
2014-08-13 9:02 ` Mikael Abrahamsson
2014-08-13 17:25 ` Ram Ramesh
2014-08-14 3:29 ` Brad Campbell [this message]
2014-08-14 4:10 ` Ram Ramesh
2014-08-14 6:06 ` Brad Campbell
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=53EC2D0E.2070402@fnarfbargle.com \
--to=lists2009@fnarfbargle.com \
--cc=linux-raid@vger.kernel.org \
--cc=rramesh2400@gmail.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox