USB stick and some help with it.

Warren Block wblock at
Tue Aug 4 15:18:05 UTC 2015

On Mon, 3 Aug 2015, jd1008 wrote:

> I thought that you need to
> dd if=/dev/zero of=/dev/rda1 ....etc

As far as I know, FreeBSD does not have "rda" devices.

Using dd(1) to erase flash devices is generally not a good idea.  It 
causes unnecessary wear to them and messes with TRIM.

> And be sure it is NOT mounted at all when you run the dd.

Right, that will just cause an error.

> Note that you must use the raw and not the block device.

On which version of FreeBSD are you finding these raw devices?

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