[geeks] Disks: recommendations?

Phil Stracchino phils at caerllewys.net
Thu Oct 29 20:38:39 CDT 2020


On 10/29/20 7:35 PM, Mouse wrote:
> So far, I've avoided SSDs.  Spinning rust is good enough that the
> benefits of solid-state do not outweigh the price, especially given the
> wearout behaviour of SSDs.  But if someone really does think SSDs are a
> right answer for my use case, I'd be interested in hearing the
> reasoning behind it.

It depends what you mean by "the wearout behavior of SSDs."

On pretty much any decent modern SSD, wear leveling really isn't an
issue any more, anything not bargain-basement third tier is typically
now rated for multiple full device writes per DAY for longer than the
entire rated service life of the drive.

However, I am given to understand that the data shelf life of flash
memory is not infinite.  I forget how often it is you are advised to
power up a flash memory device to ensure its data does not decay.

Then again, the shelf life of spinning rust isn't infinite either.
Anyone here NOT had a stuck drive that had to be sharply snap-spun to
unstick it before it would spin up, after sitting for a while?

Possibly the gripping hand is that while their prices have come down a
LOT, SSDs are still not yet really price-competitive with spinning rust.

Ultimately, neither will outlast stone tablets.  ;)


-- 
  Phil Stracchino
  Babylon Communications
  phils at caerllewys.net
  phil at co.ordinate.org
  Landline: +1.603.293.8485
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