On Mon 15 Jan 2024 at 20:31:55 (-0500), gene heskett wrote:
> On 1/15/24 19:11, David Christensen wrote:
> > On 1/15/24 16:03, gene heskett wrote:
> > > On 1/15/24 18:41, gene heskett wrote:
> > > > On 1/15/24 17:58, gene heskett wrote:
> > > > > On 1/15/24 14:55, David Wright wrote:
> > > > > > On Mon 15 Jan 2024 at 08:39:37 (-0500), gene heskett wrote:
> > > > > > > ata-Gigastone_SSD_GST02TBG221146
> > > > > > > ata-Gigastone_SSD_GSTD02TB230102
> > > > > > > ata-Gigastone_SSD_GSTG02TB230206
> > > > > > 
> > > > > > these devices appear to have normal serial numbers. Do they bear
> > > > > > any other indication, like engravings or stickers? If not, I would,
> > > > > > in turn, plug each one in, read the serial number from its symlink,
> > > > > > and write on it with a marker. While doing that, you could also
> > > > > > run smartctl.
> > > > > > 
> > > There is a sticker on the bottom containing the numbers you
> > > see above, and a (upc?) bar code I don't have a reader for.
> > 
> > So, two stickers have one number, two stickers have another
> > number, and one sticker has a third number?  Or, three stickers
> > have one number, one sticker has another number, and the last
> > stick has a third number?
> 
> 5 ssd's
> 3 unique numbers on those 5 stickerss the same numbers you can see
> above. 2 drives with the same sticker, 2 more drive that have
> identical sticks and one with a different sticker. I am inclined to
> think the numbers are based on production batches, and not unique as
> there may be 500 in each batch.

Ouch. Well that leaves you with several choices, like exchanging two
of them, or moving them to different machines, or using them for
backing up but not at the same time as their twin. That's if your
use case relies on their serial numbers.

If you're using them in a more conventional manner, where UUIDs,
LABELs, PARTUUIDs and PARTLABELs are stable, and serial numbers
are ignored, then you should have no problems. Just start by
inserting them separately for partitioning and filesystem creation
with unique strings.

But obviously step one is labelling them (unless you're exchanging
two of them in nearly-new condition).

BTW, I wrote:

  > You haven't shown any evidence of such LABELling, and most of your
  > anecdotal narratives don't give much confidence for us to really
  > know what was actually done. But to be fair, anything could
  > happen if the hardware is not working properly.

Nothing at all there about lying.

Cheers,
David.

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