From: Asdo <asdo@shiftmail.org>
To: linux-raid@vger.kernel.org
Subject: Re: ANNOUNCE: mdadm 3.1.2 - A tool for managing Soft RAID under Linux
Date: Thu, 11 Mar 2010 14:24:39 +0100 [thread overview]
Message-ID: <4B98EF17.8040100@shiftmail.org> (raw)
In-Reply-To: <20100311122947.GA20914@maude.comedia.it>
Luca Berra wrote:
> On Thu, Mar 11, 2010 at 12:25:22PM +0100, Asdo wrote:
>> I remember some discussion about alignment for 1.1 and 1.2: is it
>> possible on 1.2 to guarantee alignment of RAID device on the physical
>> devices?
>> 4K alignment would be needed on SSDs and 2TB disks w/ 4k physical
>> 512b logical emulation. Actually on SSDs the alignment could be even
>> more than 4k, I am not sure.
> is there any problems with this commit?
> http://neil.brown.name/git?p=mdadm;a=commit;h=a380e2751efea7dfe8acf0b95419c65ccacfa7cf
>
>
Oh it IS aligned then
>> Should we bypass the defaults and put 1.0 metadata on those?
>> What was the downside of 1.0 so that it was not made default?
> this has been discussed to boredom
I'm sorry
prev parent reply other threads:[~2010-03-11 13:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-10 5:11 ANNOUNCE: mdadm 3.1.2 - A tool for managing Soft RAID under Linux Neil Brown
2010-03-11 11:25 ` Asdo
2010-03-11 11:58 ` Michael Evans
2010-03-11 12:29 ` Luca Berra
2010-03-11 13:24 ` Asdo [this message]
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