USB stick and some help with it.

Paul Kraus paul at kraus-haus.org
Mon Aug 3 17:49:43 UTC 2015


On Aug 3, 2015, at 13:11, Bernt Hansson <bah at bananmonarki.se> wrote:

> On 2015-08-03 19:07, jd1008 wrote:

>> 
>> OK, so in your installation what do you see in /dev as far as disk devices that are raw
>> (i.e. their name starts with r)?
> 
> None.
> 
> On FreeBSD, all block devices are in fact raw devices. Support for non-raw devices was removed in FreeBSD 4.0 in order to simplify buffer management and increase scalability and performance.

An ls -l on my 10.1-RELEASE-p10 systems shows disk devices as character special (“raw”) and does not show any block special devices.

crw-r-----  1 root  operator  0x76 Jul 21 10:30 ada0
crw-r-----  1 root  operator  0x7a Jul 21 10:30 ada1
crw-r-----  1 root  operator  0x89 Jul 21 10:30 ada1p1
crw-r-----  1 root  operator  0x8b Jul 21 10:30 ada1p2
crw-r-----  1 root  operator  0x8d Jul 21 10:30 ada1p3
crw-r-----  1 root  operator  0x7c Jul 21 10:30 ada2
crw-r-----  1 root  operator  0x90 Jul 21 10:30 ada2p1
crw-r-----  1 root  operator  0x92 Jul 21 10:30 ada2p2
crw-r-----  1 root  operator  0x94 Jul 21 10:30 ada2p3
crw-r-----  1 root  operator  0x7e Jul 21 10:30 ada3
crw-r-----  1 root  operator  0x80 Jul 21 10:30 ada4
crw-r-----  1 root  operator  0x82 Jul 21 10:30 ada5
crw-r-----  1 root  operator  0x84 Jul 21 10:30 ada6
crw-r-----  1 root  operator  0x86 Jul 21 10:30 ada7

No SCSI (da) devices on this system. 

--
Paul Kraus
paul at kraus-haus.org



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