[mythtv-users] LVM / data questions

[Anthony Giggins]

On 4 July 2014 16:45, Matt Boyd <mattslists at gmail.com> wrote:

> Hi mythtv people,
> I've a big bucket of data that I'd like to store somewhere and the mythtv
> mailing list is about the only place I frequent where this sort of thing
> has been discussed.
> Bascially, I've several terabytes of data across different usb drives.
> It's copies of technical and other data I use with reasonable metadata so I
> can work out what it is when I need it. I don't need to access it all
> regularly but it's not exactly in a useful directory structure and there's
> too much of it for me to even think about setting up something like that.
> I've been using windows search and a few other resources to hunt down the
> data I need when I need it which is not optimal but it does work.
>
> The data isn't so important to me that I can afford to have an enterprise
> level backup system for it.
>
> Ideally, what I would be able to do would be to split the data across a
> number of usb hard drives linked into a really redundant file system so
> that if one drive went down I could put another in, recover what I could
> from it and deal with (or not) any corrupted files when I noticed them. I'd
> also like the filesystem to be easily readable if the drives were pulled
> out and accessed individually.
>
> This is about the level of redundancy I'd like from my mythtv video data
> as well.
>
> So maybe I'm looking for something that just disperses my data across
> whatever pile of disks I give it access to. I don't need the intricacies of
> a raid setup, but I need something more automated than just manually
> working out how to split directories and index them across drives.
>
> Does anyone have any thoughts? I've started to look at LVM but it doesn't
> seem to have robustness that I want.
>
> Thanks
> Matt
>
>
Take a look at mdadm RAID

https://raid.wiki.kernel.org/index.php/RAID_setup

Anthony
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