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From: "Bryn M. Reeves" <bmr@redhat.com>
To: device-mapper development <dm-devel@redhat.com>
Subject: Re: raid1 round-robin scheduler
Date: Mon, 8 Dec 2014 12:23:15 +0000	[thread overview]
Message-ID: <20141208122314.GA24279@localhost.localdomain> (raw)
In-Reply-To: <CACaajQsjUOhBtYNUqGDVw+bP6piHsU07DZzaE32P__q5thVpFw@mail.gmail.com>

On Sat, Dec 06, 2014 at 02:10:10AM +0400, Vasiliy Tolstov wrote:
> 2014-12-05 17:34 GMT+03:00 Bryn M. Reeves <bmr@redhat.com>:
> > As Zdenek says today the MD-based dm-raid targets are now available
> > and those should expose all the features of the MD stack (including
> > read balancing).
> 
> 
> Sorry, but i don't understand what it mean. Can you exmplain me in
> more detail how can i get that i need?

You can create LVM2 LVs that use the MD RAID personalities by using
the --type switch to lvcreate, e.g.:

# lvcreate --type raid1 -n lv_raid1 -L 10g vg_data

This then uses MD for the mirroring instead of the old dm-mirror
target.

Regards,
Bryn.

  reply	other threads:[~2014-12-08 12:23 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-05 12:25 raid1 round-robin scheduler Vasiliy Tolstov
2014-12-05 12:38 ` Vasiliy Tolstov
2014-12-05 13:02   ` Bryn M. Reeves
2014-12-05 13:06     ` Zdenek Kabelac
2014-12-05 13:10       ` Vasiliy Tolstov
2014-12-05 13:08     ` Vasiliy Tolstov
2014-12-05 14:34       ` Bryn M. Reeves
2014-12-05 22:10         ` Vasiliy Tolstov
2014-12-08 12:23           ` Bryn M. Reeves [this message]
  -- strict thread matches above, loose matches on Subject: below --
2015-02-19  7:23 konstantin
2015-02-19 15:02 ` Heinz Mauelshagen
2015-03-10 11:55   ` konstantin
2015-03-10 14:22     ` Heinz Mauelshagen
2015-03-11  7:22       ` konstantin
2015-03-11 10:55         ` Heinz Mauelshagen
2015-03-11 12:44           ` konstantin

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