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Re: [pcp] Thin Provisioning (dm-thin) PMDA

To: Max Matveev <makc@xxxxxxxxx>, Paul Evans <pevans@xxxxxxxxxx>, Michele Baldessari <michele@xxxxxxxxxx>
Subject: Re: [pcp] Thin Provisioning (dm-thin) PMDA
From: Nathan Scott <nathans@xxxxxxxxxx>
Date: Tue, 24 Mar 2015 17:50:12 -0400 (EDT)
Cc: pcp@xxxxxxxxxxx
Delivered-to: pcp@xxxxxxxxxxx
In-reply-to: <21777.2334.742173.970827@xxxxxxxxxxx>
References: <550C5914.20104@xxxxxxxxxx> <21777.2334.742173.970827@xxxxxxxxxxx>
Reply-to: Nathan Scott <nathans@xxxxxxxxxx>
Thread-index: TPznGbZaVqpRDh6O6BQh/7HZFD+hWA==
Thread-topic: Thin Provisioning (dm-thin) PMDA
Hi guys,

----- Original Message -----
> On Fri, 20 Mar 2015 17:29:56 +0000, Paul Evans wrote:
> 
>  PE> I have been working towards adding coverage for thin-provisioning
>  (dm-thin)
>  PE> to PCP to compliment the already existing dm-cache coverage.
> 
> Can this be folded in to one DM pmda or even better into linux PMDA?

dmcache & dmthin use similar extraction methods (popen on dmsetup), so I'd
suggest one merged PMDA for those if Paul/someone else is happy to take on
that effort.  It'll likely mean a rewrite of pmdadmcache though, which is
python code currently.

cheers.

--
Nathan

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