From: Ramon Hofer <ramonhofer@bluewin.ch>
To: Peter Sangas <pete@wnsdev.com>, linux-raid@vger.kernel.org
Subject: Re: "bitmap" line in /proc/mdstat
Date: Fri, 14 Oct 2016 19:38:31 +0200 [thread overview]
Message-ID: <58011817.5@bluewin.ch> (raw)
In-Reply-To: <005501d22640$fc4d6a20$f4e83e60$@wnsdev.com>
On 14/10/16 19:32, Peter Sangas wrote:
> Do you know why some of your mds were created with bitmaps and others were not? When I installed Ubuntu 16.04 and used the installer to create a RAID1 some of the mds had bitmaps and some did not.
Yes, I do. Phil Turmel answer my initial question:
On 14/10/16 13:53, Phil Turmel wrote:
> Bitmaps have been available for a long time, but including them on a
> new array by default is recent.
http://marc.info/?l=linux-raid&m=147644598622369&w=2
You can remove the bitmap while the RAID is running with
# mdadm -G /dev/md5 -b none
or add it with
# mdadm -G /dev/md5 -b internal
Regards,
Ramon
next prev parent reply other threads:[~2016-10-14 17:38 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-14 10:06 "bitmap" line in /proc/mdstat Ramon Hofer
2016-10-14 11:53 ` Phil Turmel
2016-10-14 12:32 ` Ramon Hofer
2016-10-14 13:59 ` Ramon Hofer
2016-10-14 14:10 ` Andreas Klauer
2016-10-14 14:23 ` Ramon Hofer
2016-10-14 16:08 ` Peter Sangas
2016-10-14 16:29 ` Ramon Hofer
2016-10-14 17:32 ` Peter Sangas
2016-10-14 17:38 ` Ramon Hofer [this message]
2016-10-14 17:43 ` Andreas Klauer
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