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Date:      Fri, 11 Jun 1999 08:57:40 -0700
From:      joe@vpop.net (Joe McDonald)
To:        Chris Cook <ccook@tcworks.net>
Cc:        freebsd-isp@FreeBSD.ORG
Subject:   Re: redunancy without RAID
Message-ID:  <37683170.81567132@127.0.0.1>
In-Reply-To: <37562454.718D3319@tcworks.net>
References:  <Pine.GSO.3.96.990602155911.20098A-100000@jane.lfn.org> <37562454.718D3319@tcworks.net>

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Do you know the best way to test if the mirror really works if a drive =
goes
bad?  Pull the power to the drive as it's running?  Pull the scsi cable =
to the
drive as it's running?  Will this cause physical damage to the drive?

Thanks,
-joe

On Thu, 03 Jun 1999 01:44:36 -0500, Chris Cook <ccook@tcworks.net> wrote:

>        We have been running VINUM here at our ISP for quite some time
>now.  It works great... we have our /usr and /var partitions setup on 2
>different mirrored volumes.  The overhead is low and access times are
>great.  With VINUM, if one of the mirrored disks go out, the volume =
should
>not crash <grin>.  As far as ccd goes, I have never used it, but I =
believe
>both ccd and VINUM will not mirror a boot partition (I know VINUM won't
>yet).  The VINUM was difficult to install, only because I was trying to =
use
>the port that comes with FBSD 3.1.  If you go this route, I suggest
>downloading the lastest version and you shouldn't have problems.  Hope =
this
>helps...

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