From: Roman Mamedov <rm@romanrm.ru>
To: NeilBrown <neilb@suse.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: [md PATCH 01/10] md: allow a reshape operation to be reversed.
Date: Mon, 1 Oct 2012 16:15:54 +0600 [thread overview]
Message-ID: <20121001161554.2445f3e5@natsu> (raw)
In-Reply-To: <20120403055301.19495.37242.stgit@notabene.brown>
[-- Attachment #1: Type: text/plain, Size: 642 bytes --]
On Tue, 03 Apr 2012 15:53:01 +1000
NeilBrown <neilb@suse.de> wrote:
> To reverse a partial reshape which changes the number of devices
> you can stop the array and re-assemble with the raid-disks numbers
> reversed and it will undo.
Unfortunately this does not seem to work:
# mdadm --assemble --raid-disks=5 --backup-file=/mnt/scratch/backup-file /dev/md0 /dev/sdb1 /dev/sdc1 /dev/sde1 /dev/sdd1 /dev/sdf1
mdadm:option --raid-disks not valid in assemble mode
--
With respect,
Roman
~~~~~~~~~~~~~~~~~~~~~~~~~~~
"Stallman had a printer,
with code he could not see.
So he began to tinker,
and set the software free."
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 198 bytes --]
next prev parent reply other threads:[~2012-10-01 10:15 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-03 5:53 [md PATCH 00/10] md patches for 3.5: RAID10 reshape NeilBrown
2012-04-03 5:53 ` [md PATCH 03/10] md/raid5: Use correct data_offset for all IO NeilBrown
2012-04-03 5:53 ` [md PATCH 05/10] md/raid10: collect some geometry fields into a dedicated structure NeilBrown
2012-04-03 5:53 ` [md PATCH 01/10] md: allow a reshape operation to be reversed NeilBrown
2012-10-01 9:11 ` Roman Mamedov
2012-10-01 10:15 ` Roman Mamedov [this message]
2012-10-02 2:41 ` NeilBrown
2012-04-03 5:53 ` [md PATCH 04/10] md/raid5: allow for change in data_offset while managing a reshape NeilBrown
2012-04-03 5:53 ` [md PATCH 02/10] md: add possibility to change data-offset for devices NeilBrown
2012-04-03 5:53 ` [md PATCH 06/10] md: teach sync_page_io about new_data_offset NeilBrown
2012-04-03 5:53 ` [md PATCH 08/10] md/raid10: Introduce 'prev' geometry to support reshape NeilBrown
2012-04-03 5:53 ` [md PATCH 07/10] md: use resync_max_sectors for reshape as well as resync NeilBrown
2012-04-03 5:53 ` [md PATCH 10/10] md/raid10: add reshape support NeilBrown
2012-04-03 5:53 ` [md PATCH 09/10] md/raid10: split out interpretation of layout to separate function NeilBrown
2014-03-01 5:08 ` [md PATCH 00/10] md patches for 3.5: RAID10 reshape Phillip Susi
2014-03-01 7:03 ` NeilBrown
2014-03-01 19:33 ` Phillip Susi
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=20121001161554.2445f3e5@natsu \
--to=rm@romanrm.ru \
--cc=linux-raid@vger.kernel.org \
--cc=neilb@suse.de \
/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.