From mboxrd@z Thu Jan  1 00:00:00 1970
From: keld@keldix.com
Subject: Re: RFC swap over raid1
Date: Fri, 2 Aug 2013 20:26:40 +0200
Message-ID: <20130802182640.GA31414@www5.open-std.org>
References: <51FAE985.1040809@redhat.com> <CAH3kUhH-uc-tXitqZ=xuUYz5A8GY_+dhy+LnvvZTR9gSUJ0Y4A@mail.gmail.com> <51FB63C8.2090300@hardwarefreak.com> <CAH3kUhE2ys1nGetLy0p=9rj2BxajAvBdWACFXHMe4TP81zNh=w@mail.gmail.com> <51FBD2DC.3010900@redhat.com> <CAH3kUhELqOF3kruP1j94g3Yd4PwKL91rgUjoLDS=CTK5ieBuhg@mail.gmail.com> <51FBDFDF.70008@redhat.com> <CAH3kUhGepSynVH_bbSGfvtfVL5-84=jXhCZu7m90F7uP7GU=aw@mail.gmail.com> <51FBE34B.3000504@redhat.com> <CAH3kUhH840NmKbzOitQCZoPTfO3Oo+RqeCVvb3T_m3uRhKM1aA@mail.gmail.com>
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To: Roberto Spadim <roberto@spadim.com.br>
Cc: Doug Ledford <dledford@redhat.com>, Stan Hoeppner <stan@hardwarefreak.com>, Linux-RAID <linux-raid@vger.kernel.org>
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On Fri, Aug 02, 2013 at 02:29:50PM -0300, Roberto Spadim wrote:
> nice, well, considering everything...
> 
> 1)partitions + raid1 is prefered for read speed and security
> 2)fileswap only if i can't add partitions
> 3)only use swap over single drive if don't have two devices (in this
> case use raid1)
> 4)there's no badblock layer in linux, each layer / filesystem must
> implement it by yourself
> 
> that's all right?

I would use raid10,far for its faster read vs raid1.
There is badblock handling in the raid layer.

Best regards
keld