From: Phillip Susi <psusi@cfl.rr.com>
To: heinzm@redhat.com, device-mapper development <dm-devel@redhat.com>
Subject: Re: Announcement: new device-mapper thin provisioning target with infrastructure online for review
Date: Tue, 25 Jan 2011 15:07:00 -0500 [thread overview]
Message-ID: <4D3F2D64.6060102@cfl.rr.com> (raw)
In-Reply-To: <1295972365.2936.77.camel@o>
On 1/25/2011 11:19 AM, Heinz Mauelshagen wrote:
> Using the thin provisioning target
>
> Table line syntax (also see thinp_ctr() in dm-thin-prov.c):
>
> <start> <len> thin-prov \
> <data_dev> <meta_dev> <data_block_size> <low_water_mark>
>
> * data_dev: device holding thin provisioned data blocks
> * meta_dev: device keeping track of provisioned blocks
> * data_block_size: provisioning unit size in sectors
> * low_water_mark: block low water mark to throw a dm event
> for userpace to resize
I assume that meta_dev can't, but can data_dev be shared between
multiple thin-prov targets?
next prev parent reply other threads:[~2011-01-25 20:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-25 16:19 Announcement: new device-mapper thin provisioning target with infrastructure online for review Heinz Mauelshagen
2011-01-25 20:07 ` Phillip Susi [this message]
2011-01-26 8:29 ` Joe Thornber
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