RE: Is traditional unixes kernel really stable ?

[Yevmenkin, Maksim N, CSCIO]

[...]

> > only one :-) performance :-) context switch is a slow operation.
> > 
> Excuse me gentleman, who said that ?

Well, Intel does :)

> Take time to visit this site: 
> http://www.qnx.com/iat/download/index.html

I know this OS. It looks great. Perhaps, it is a good choice for embeded OS.
A good OS design could help to reduce context switch overhead. 
Just to give you some examples of context switching overhead, 
please take a look at 

http://www.atnf.csiro.au/~rgooch/benchmarks/linux-scheduler.html

Thanks,
emax


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