[kwlug-disc] SSD life

[Ron Singh]

It's the literal age of the SSD I am really worried about -- 9+ years since
mfg, 2.5yr of power-on hours.
Cells holding an electrical charge reliably after 10 years say, how much
faith should I have in that?

*Ron S.*


On Tue, Jun 23, 2026 at 12:07 AM William Park via kwlug-disc <
kwlug-disc at kwlug.org> wrote:

> 33TB over 9years --> 150TB over 40years.  Long enough, no?
>
> I think, Thinkpad X220 + Samsung 850 are good combo oldies.  X220 supports
> only SATA, so your upgrade option is bigger size only.  Or, new laptop. :-)
>
>
> On 2026-06-23 00:10, Ron Singh wrote:
>
> So, here's the stats(from TLP)  on my 9yo 1TB Samsung 850 EVO 2.5" SSD in
> an ancient TP X220 --
> SMART info:
>     5 Reallocated_Sector_Ct     =        0
>     9 Power_On_Hours            =    21444 [h]
>    12 Power_Cycle_Count         =     3917
>   177 Wear_Leveling_Count       =       98 [%]
>   179 Used_Rsvd_Blk_Cnt_Tot     =        0
>   190 Airflow_Temperature_Cel   =       35 [°C]
>   241 Total_LBAs_Written        =   33.382 [TB]
>
> Only 2-ish % wear after writing 33TB(on my travel laptop that does do it's
> fair share of YT downloads).
> The implication, assuming linear wear-down, is that it's good for about
> 1600TBW, which seems unrealistically high as the drive is only rated for
> some 150TBW(as per data sheet!).
>
> I am not a fan of using these things past 7 years, much less 9+ years.
> It's is bare-metal backed up on a monthly basis with crucial files stored
> on a mirrored private cloud so a catastrophic failure will not be the end
> of the world just a few hours of an image restore and re-syncing cloud-y
> files.
>
> What would you do? Would you rip/replace? Would you just let it be
> considering the silly prices on SSDs these days?
> 2 days ago, I had to get 2 of a Samsung 4TB NVMe beast with DRAM Cache in
> them and paying $1850 each almost made me throw up.
>
> *Ron Singh*
>
>
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