Raspberry Pi 2B and SSD drive

[Per olof Ljungmark]

Hi,

Quoting bob prohaska <fbsd at www.zefox.net>:

> On Sun, Jun 17, 2018 at 03:21:33PM +0200, Per olof Ljungmark wrote:
>> FBSD 11.2-RC1
>>
>> How can I make good use of a USB SSD drive connected to the Pi?
>>
> It might help if you indicated what constitutes "good use" 8-)

As just stated, a light duty smtp-server, and I need better  
reliability, not speed, than what a SD card usually offers.

>> For instance, can I start from the SD card and then hand over everything
>> to the SSD drive? From googling it does look like it is possible.
>>
> Going out on a limb here, but I don't think it'll make much difference.
>
> Personally I like to leave root on microSD and keep /usr, /var, /tmp
> and swap on USB flash. Far as I know USB is the only mass storage
> connection interface, so that bottleneck is unavoidable.
>
> Having the booting bits separate from the scribbling bits offers a little
> protection against a totally unbootable system in case of user error or
> other mishap. It's still necessary to make provision for a serial console,
> since last I checked one can't talk to single user via USB keyboard.
>

Makes sense of course.