Le 12/09/2011 12:52, Gabriele Fatigati a écrit :
> Dear hwloc users,
> I'm binding process in a NUMA node and also associated OpenMP threads.
> I've noted that, if I bind execution of all on different cores in
> the same NUMA node , it works well.
> If I bind process in NUMA node 0 for example, and thread on NUMA node
> 1, the process is bound on NUMA node 1, and not 0.
> Why this? Thread binding influence bind of main process?
At least on Linux, you cannot bind a process. When you ask hwloc to bind
a process, it just binds all threads contained in this process. When you
do get_cpubind on a process, it returns the logical OR of the binding of