[mythtv-users] Anyone using SSD for long term storage?

John Drescher drescherjm at gmail.com
Tue Jul 22 17:54:16 UTC 2014


> After facing a 2nd green drive failure since January, I began dreaming of
> using SSDs as long-term storage. Just curious if anyone's using them as
> storage for video libraries.
>
> Realize the initial cost is higher, but I'm assuming over the long term the
> savings would be seen through:
>

At 8 to 10 times the cost I am not ready to move to SSDs for MythTV storage.

I have moved to SnapRaid to save power without needing a complete
backup or having a RAID solution without a backup.

> - lower power usage
> - lower heat
> - time cost (not having to re-rip libraries every time a drive fails)
> - etc :-)
>
> If the drive is configured not to be a recording drive, so essentially
> there's just the writes as you add your DVDs/Blu-rays, wouldn't the lifetime
> be very, very good?

SSDs die as well although not really for the reason you are thinking
(wear out was a myth that was busted years ago - it takes quite a lot
of writes to wear out a 256/512GB SSD). SSDs are prone to
controller/firmware failures possibly caused by power loss or
corruption of the mapping table.

> Also, since I have non-green drives that have happily been running for over
> a decade as opposed to the multiple green losses I've endured over the last
> four years, should I just be avoiding greens?

I would look at the blackblaze and Google drive studies.

-- 
John M. Drescher


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