VxWorks vs. RTEMS
J.Cawkwell at open.ac.uk
Mon Aug 9 07:45:33 UTC 2004
gregory.menke at gsfc.nasa.gov on Monday, August 9, 2004 at 4:22 AM wrote:
>> One of the reasons that vxWorks and RTEMS are so
>> much faster than conventional operating systems is
>> they don't have to spend time fooling around with vm
>> hardware whenever a context switch occurs- thats the
>> tradeoff you make; speed vs protection.
Slightly off the topic: is this important in life
critical applications? Would authorities approving
critical systems be happier, or even insist on, using
hardware context switching, for reasons of safety?
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