Re: [gentoo-user] Re: problem formatting new 256 GB USB stick : alternatives

[Frank Steinmetzger <Warp_7@gmx.de>]

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Am Tue, Feb 18, 2025 at 02:10:35PM -0500 schrieb Philip Webb:

> 250218 Frank Steinmetzger wrote:
> > I recommend an external USB case with an NVMe SSD inside.
> > This may not be as compact and not as cheap,
> > but they are much much much faster and probably longer-lasting
> > than any USB stick, because their flash controllers are more sophisticated
> > and the parts of higher fidelity.  A not-too-cheap NVMe will do fine,
> > as long as it’s TLC, not QLC flash.
> 
> Can you explain this -- TLC/QLC -- in more detail ?

Grant provided a nice explanation.

> > A good metal case with  10 Gb/s  USB is  c USD 20
> > and the older Kioxia Exceria G2 with  500 GB and DRAM
> > can be had for  35 €  on the Old Continent’s market.
> 
> That looks very interesting, if CC sells it or someone reliable via I/net.

One thing I forgot to mention: AFAIK not all such enclosures support TRIM. 
If you want to get one, check the conroller chip and whether it supports 
TRIM. In the USB world, the relevant feature is called UAS/UASP (USB 
Attached SCSI).

> I use a USB 3 stick with  32 GB  for daily back-ups
> & USB 2 or 3's with  64 - 128 GB  for longer-term archives ;
> smaller sticks are necessary to live-system ISOs.

Yes, sticks a nice’n small. And I also have some quite old ones between 
8 and 32 Gigs with Ventoy on them for booting purposes.

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