[SystemSafety] Critical systems Linux

Chris Hills safetyyork at phaedsys.com
Tue Nov 20 18:40:26 CET 2018


Hi All

A subversion of the thread to answer one of the points raised by Paul and
almost every Linux aficionado

> -----Original Message-----
> bielefeld.de] On Behalf Of Paul Sherwood
> Sent: Sunday, November 4, 2018 8:54 PM

> One anti-pattern I've grown a bit tired of is people choosing a
micro-kernel instead of Linux, because of the notional 'safety cert',
> and then having to implement tons of custom software in attempting to
match off-the-shelf Linux functionality or performance. When application
> of the standards leads to "develop new, from scratch" instead of using
existing code which is widely used and known to be reliable, something
> is clearly weird imo.

The question is:- 

As Linux is monolithic, already written  (with minimal requirements/design
docs) and not to any coding standard
How would the world go about making a Certifiable Linux?  

Is it possible?


And the question I asked: why do it at all when there are plenty of other
POSIX Compliant RTOS and OS out there that have full Safety Certification to
61508 SIL3 and  Do178  etc.?





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