Theo  wrote:
> not past models.  It's also not unusual for manufacturers not to disclose
> about USB drives, only SATA drives.  Previously SMR was only on very large
> drives (8+GB) but recently it's started creeping into smaller drives (to
> save costs, not that drive prices have come down much).
>
>> I don't know which to believe.
>
> If you have the drive plugged in, run:
>
> smartctl -a /dev/sdX
>
> (may have to install smartmontools package)
> That should tell you the model number of the drive mechanism inside the USB
> enclosure.  Then Google for that.
>
That doesn't help much. The drive model is ST1000LM048-2E7172
The two Seagate documents still disagree. It's possible TRIM
support was added pre-emptively, since firmware is free once
written.

Thanks for writing,

bob prohaska

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