AW: Partitioned Scheduling

Edinger, Stefan stefan.edinger at
Fri Sep 2 22:03:01 CEST 2016


How does Fiasco.OC manage its Cores ? 
Is it possible to execute more than one SchedContext on a multi-core CPU?

Thank You, 
Stefan Edinger

-----Ursprüngliche Nachricht-----
Von: Adam Lackorzynski [mailto:adam at] 
Gesendet: Montag, 29. August 2016 23:03
An: Edinger, Stefan
Cc: l4-hackers at
Betreff: Re: Partitioned Scheduling


On Sun Aug 28, 2016 at 18:17:24 +0000, Edinger, Stefan wrote:
> is it possible to have partitioned scheduling in the way that one can 
> use different schedulers for different cpu-cores?

No, there's just one scheduler in the kernel, for all cores.
However, given that scheduling is core-local only, cores could principally also have different schedulers.

> And if yes, can I do the mapping from scheduler to core on runtime or 
> is it done at compile time?

Adam                 adam at

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