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Re: support for partitioned linux md devices
From: |
Bendtsen, Jon |
Subject: |
Re: support for partitioned linux md devices |
Date: |
Thu, 23 Aug 2012 08:34:06 +0000 |
On 23/08/2012, at 09.58, Miquel van Smoorenburg wrote:
> I've also filed this as a debian bugreport,
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=684713
>
> Linux md raid array devices come in two flavours: partionable
> (/dev/md_d0) and non-partitionable (/dev/md0). Or at least,
> that used to be the case, until kernel 2.6.28 where the two have
> been consolidated. Now all md devices can have partitions.
>
> However, there is one minor oversight/bug in the kernel: the
> sysfs "range" key is still set to "1" for md devices. That means
> libparted thinks that it's not possible to partition that device,
> when in fact it is.
Which arguments are there for partitioning a software raid device?
JonB