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Date:      Mon, 12 Mar 2012 12:24:11 +0100
From:      Oliver Pinter <oliver.pntr@gmail.com>
To:        Adrian Chadd <adrian@freebsd.org>
Cc:        freebsd-geom@freebsd.org, "Andrey V. Elsukov" <bu7cher@yandex.ru>, freebsd-current <freebsd-current@freebsd.org>
Subject:   Re: [RFC, RFT] LDM support (aka Windows Dynamic Volumes)
Message-ID:  <CAPjTQNGEvBwYtBOJensL5x9VZtt5=gWRtm9AEyiZ-oU7jEtUFw@mail.gmail.com>
In-Reply-To: <CAJ-Vmomafz-JR-WjGkes7z3A0fcGJiLpO9g8M3yvrBx7P8_RpQ@mail.gmail.com>
References:  <4F5C71DC.3010203@yandex.ru> <CAJ-VmomRRdbsymYZrJQrH67AwPtn6sKEGyeMKSeB3fDQYWDahA@mail.gmail.com> <4F5D78D7.5030003@yandex.ru> <CAJ-Vmomafz-JR-WjGkes7z3A0fcGJiLpO9g8M3yvrBx7P8_RpQ@mail.gmail.com>

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On 3/12/12, Adrian Chadd <adrian@freebsd.org> wrote:
> 2012/3/11 Andrey V. Elsukov <bu7cher@yandex.ru>:
>> On 11.03.2012 23:31, Adrian Chadd wrote:
>>> This is awesome!
>>>
>>> Is it just read-only, or does it allow creation/destruction of LDM
>>> volumes?
>>
>> It is read-only, but you can partially destroy LDM metadata on given disk.
>> LDM keeps information about all volumes on each disk, and i guess windows
>> can recover destroyed metadata. It is targeted to get access to some
>> windows
>> partitions. Actually, it is possible make better LDM support in
>> conjunction
>> with GEOM_RAID, but i think we don't need it :)
>
> Hah, I wouldn't say no to being able to modify (correctly) LDM metadat.a
>
> i'd also love to see say, read/write Linux LVM support, but that's just me.
>
> GEOM people: any chance of getting a review of this?

In NetBSD this feature already exists:
http://www.netbsd.org/docs/guide/en/chap-lvm.html

>
>
> Adrian
>
>>
>> --
>> WBR, Andrey V. Elsukov
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