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

Mike Perkins mikep at randomtraveller.org.uk
Tue Jul 22 22:07:53 UTC 2014


On 22/07/14 21:01, David Madsen wrote:
> Personally, I think SSDs are overkill for recording storage.  The cost/GB
> ratio is still orders of magnitude higher than HDDs, and the benefits you
> get from a SSD (fast random access) don't really match what you need for
> recordings (decent sequential performance).  Even the slowest HDDs these
> days are still fast enough to record and watch multiple simultaneous
> streams, since they are still large sequential operations, just interleaved
> with each other.  Also, the bitrates required for recording and playback
> are relatively low compared to the sequential throughput of HDDs available
> today.
>
> Hosting the OS/system/database/metadata on an SSD does make more sense
> however since those items will benefit much more from the higher random
> throughput, and do not take large amounts of space.
>
> If you're worried about losing data from drive failures, I think backups
> and/or drive mirroring are a better method to managing that.
>
Don't forget other important advantages of SSDs: No moving parts. Much lower 
power consumption - less heat. No vibration. Often much smaller form factors - 
I've seen SSDs as mini-PCIe cards.

-- 

Mike Perkins



More information about the mythtv-users mailing list