[mythtv-users] USB Drive question

Steven Adeff adeffs.mythtv at gmail.com
Thu Feb 2 15:16:24 UTC 2006

On 2/2/06, Kevin Kuphal <kuphal at dls.net> wrote:
> >>>>> kuphal at dls.net 02/02/06 12:18 AM >>>
> >>>>>
> >>
> >>> I've just lucked into 4 250gb usb drives.  Is this ok to use for
> >>> livetv and recordings?  I'm planning to do xfs and either
> >>> symlinking or some other method.  Is this ok, or should
> >>> I break out my old server and set these ide drives up
> >>> as internal and nfs mount them over to the
> >>> mythbackend?
> >>>
> >>>
> >> My concern would simply be that in order to use 4 250gb
> >> drives effectively, you need to use LVM.  Putting removable
> >> media in an LVM setup is probably a bad idea.  If that disk
> >> goes offline for any reason, your LVM partition is hosed.
> >> USB drives can work great for Video, Music, or even
> >> Images data, but I would never use it for my recording
> >> partition or anything LVM related.
> >>
> >
> > No way am I using LVM ever again.  I'm trying to save up
> > some cash for a hardware raid5 solution.  I lost about
> > 3 years worth of recordings, some I don't care about, some
> > that are not easily replaced.  I guess I'll just use these
> > for backup, which is a decent idea for those hard to
> > replace recordings.
> >
> > I just thought these were such a good deal I could
> > use them temporarily, but I guess I'll wait for
> > another few months to put in my huge array.
> >
> One of the things on my list of things to do after 0.19 is add the idea
> of storage groups to Myth to give at least a minimum level of
> flexibility for recording on different partitions without using LVM.
> When it works, it works great, but the idea of my old 80GB drive taking
> down my two new 160GB drives when it fails is enough for me to want to
> add that feature.

whats wrong with RAID5? sure you loose a little space but you also get
redundency so you can loose a drive and keep going, which sounds like
its exactly what you want.


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