[mythtv-users] Shingled (SMR) hard drives

Douglas Peale Douglas_Peale at Comcast.net
Thu Feb 3 19:04:34 UTC 2022


On 2/3/22 08:45, Werner Mahr wrote:
> Am Donnerstag, 3. Februar 2022, 17:11:26 CET schrieb Steve Greene:
>> Given that recordings are using large files accessed sequentially, is the
>> potential slowness of a shingled hard drive a real problem for a backend?
>> Anyone have first hand experience?
> I have 3 SMR-drives in an USB-C Bay. Each addressed single, no RAID. I don't
> use recordings, as I mainly archive my bought discs, so filesizes should be
> compareable.
>
> Usually the discs write the data "unsorted" somewhere and later the
> "reshingle" them, you can hear them start working when just nothing happens on
> the machine.
>
> Long story short, reading and writing to them had no impact on my daily work
> compared to before shingled drives have been mounted.
>
I use a 5TB shingled drive to back up my computer using "Back in Time". It is painfully slow currently getting a speed of 
11.73MB/s, and I have seen slower.

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