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Re: Measuring (or calculating) how many bytes are actually written to disk when I repeatedly save a file




On 2019-04-12, Andy Smith <andy@xxxxxxxxxxxxxx> wrote:
>
> Honestly my advice to the OP as suggested what seems like many days
> ago remains: just take a measure, do a day or two of work, take
> another measure, check the difference in byte count and extrapolate
> from there. I'd be amazed if you didn't end up with multiple decades
> of write headroom.

No need to even measure.

https://en.wikipedia.org/wiki/Solid-state_drive#SSD_reliability_and_failure_modes

 Device age, measured by days in use, is the main factor in SSD
 reliability, and not amount of data read or written, which are measured
 by TBW or DWPD.

http://0b4af6cdc2f0c5998459-c0245c5c937c5dedcca3f1764ecc9b2f.r43.cf2.rackcdn.com/23105-fast16-papers-schroeder.pdf

The goose has been wild from the beginning, and the air, hot.